__NaCI + __F2=__NaF + __CI2

Answers

Answer 1
I think 2nacI +f2 =2Na CI2
Answer 2

Answer:

2 NaCl 2   +   F2  =  2NaF  +  2Cl2


Related Questions

Why does enzyme-coagulated curd have a different texture than acid-coagulated curd?

Answers

Enzyme-coagulated curd and acid-coagulated curd have different textures due to the differences in the coagulation process and resulting protein structures.

Enzyme-coagulated curd has a different texture than acid-coagulated curd due to the different coagulation processes involved.

1. Enzyme-coagulated curd is formed by using enzymes, such as rennet, which specifically target and break down casein proteins in milk. This leads to the formation of a more firm and elastic curd, as the proteins bind together tightly, trapping water and fat molecules.
2. Acid-coagulated curd is formed by adding an acid, like vinegar or lemon juice, to milk. This lowers the pH and causes the proteins to denature and clump together, forming a curd. The acid-coagulated curd is generally softer and more fragile than enzyme-coagulated curd, as the protein bonds are less structured.

The different coagulation methods result in distinct textures, with enzyme-coagulated curds being firmer and more elastic, while acid-coagulated curds are softer and more crumbly.

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Hypothesize in your words how the heat is flowing through radiation.

Answers

Answer:

Radiation is the emission of electromagnetic waves from all matter that has a temperature greater than absolute zero. In other words the heat of the energy it radiates in infrared spectrum.

true or false: radiation can be detected because of its green glow, intense heat, crackling sound and ammonia smell.

Answers

False.

Radiation itself does not typically have a green glow, intense heat, crackling sound, or ammonia smell. These descriptions do not accurately represent the properties of radiation.

The emission of energy in the form of particles or electromagnetic waves is referred to as radiation. Our senses cannot immediately notice it. Radiation is measured and detected using specialized apparatus and detectors.

Alpha particles, beta particles, gamma rays, and X-rays are a few examples of different forms of radiation that have unique characteristics and may be identified with the right tools. For instance, ionizing radiation is typically detected using Geiger-Muller counters or scintillation detectors, whereas radiation exposure is measured using dosimeters.

For precise radiation risk identification and protection, it's crucial to rely on the right detection tools and follow safety procedures.

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A sample contains some potassium sulfate K2SO4 and weighs 2.000 g, after reaction with barium it yielded a precipitate of BaSO4 weighing 2.500 g. Calculate the percent K2SO4 in the original sample.

Answers

The percent \(K_2SO_4\) in the original sample is the calculated percentage obtained by dividing the mass of \(K_2SO_4\) (calculated from the mass of \(BaSO_4\)) by the mass of the original sample (2.000 g) and multiplying by 100%.

To calculate the percent \(K_2SO_4\) in the original sample, we need to determine the mass of \(K_2SO_4\) in the 2.500 g precipitate of \(BaSO_4\).

The molar mass of \(BaSO_4\) is the sum of the atomic masses of barium (Ba) and sulfur (S), multiplied by 4 (since there are 4 oxygen atoms in the formula):

Molar mass of \(BaSO_4\) = (atomic mass of Ba) + (atomic mass of S) + (4 * atomic mass of O)

                   = 137.33 g/mol + 32.07 g/mol + (4 * 16.00 g/mol)

                   = 233.39 g/mol

The mass of \(K_2SO_4\), we can use the stoichiometric ratio between BaSO4 and \(K_2SO_4\). According to the balanced chemical equation, for every 1 mole of \(BaSO_4\) formed, 1 mole of \(K_2SO_4\) is consumed.

The moles of \(BaSO_4\) can be calculated using its molar mass:

Moles of BaSO4 = mass of BaSO4 / molar mass of BaSO4

              = 2.500 g / 233.39 g/mol

Since the stoichiometric ratio between BaSO4 and \(K_2SO_4\) is 1:1, the moles of \(K_2SO_4\) in the original sample are equal to the moles of \(BaSO_4\).

The mass of \(K_2SO_4\) can be calculated using the molar mass of \(K_2SO_4\) and the moles of \(K_2SO_4\):

Mass of \(K_2SO_4\) = moles of \(K_2SO_4\) * molar mass of \(K_2SO_4\)

             = moles of BaSO4 * molar mass of \(K_2SO_4\)

             = (2.500 g / 233.39 g/mol) * (174.26 g/mol)

The percent \(K_2SO_4\) in the original sample:

Percent \(K_2SO_4\) = (mass of \(K_2SO_4\) / mass of the original sample) * 100%

             = (mass of \(K_2SO_4\) / 2.000 g) * 100%

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A gas’s pressure is 765 mm Hg at 23°C. At what temperature in celsius will the pressure be 560 mm Hg?

Answers

Answer:

216 K

Explanation:

T2=T1P2/P1

Change C to K

The sun’s mass is about 30 million times greater than the moon. Why does the gravitational pull between Earth and the moon affect Earth’s tides more than the gravitational pull between Earth and the sun? a The moon is denser than the sun. b The moon is closer to Earth than the sun. c The moon has phases, but the sun does not. d The moon orbits Earth, but the sun does not.

Answers

The moon is closer to earth

Answer:

The moon is closer to earth

Explanation:

Around each new moon and full moon, the sun, Earth, and moon arrange themselves more or less along a line in space. Then the pull on the tides increases, because the gravity of the sun reinforces the moon's gravity. ... Thus, at new moon or full moon, the tide's range is at its maximum.

only one of the following substances is a liquid at room temperature; the others are gases. which substance is most likely to be a liquid at room temperature?

Answers

Gallium

Explanation:

Gallium is one of four metal that can be liquid at room temperature

The substance that is most likely to be a liquid at room temperature is the one that has a higher boiling point compared to the others.

This is because boiling point is the temperature at which a substance changes its state from liquid to gas. At room temperature, substances with lower boiling points tend to exist in their gaseous state, while those with higher boiling points tend to exist in their liquid state.

Therefore, we need to compare the boiling points of the substances given to determine which one is most likely to be a liquid at room temperature. The substances are not specified in the question, so we cannot provide a specific answer. However, we can make a general statement that the substance with the highest boiling point among the options given is the most likely to be a liquid at room temperature.

In summary, the substance that is most likely to be a liquid at room temperature is the one with the highest boiling point among the options given.

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what is the law of conservation of mass for the chemical equation 60g+40g=100g

Answers

Explanation:

The law of conservation of mass states that in a closed system, matter can neither be created nor destroyed. This means that the total mass of substances before and after a chemical reaction must remain the same. Therefore, for your given equation of 60g + 40g = 100g, we can see that the law of conservation of mass has been upheld as the total mass before (60g + 40g) and after (100g) the reaction is the same.

A rectangular poster is /4 yard wide and / yard tall. What is its area? Solve this problem any way you choose

Answers

Answer:

Area of rectangular poster = \(\frac{3}{16}\) yard²

Explanation:

P.S - The exact question is -

Given - A rectangular poster is \(\frac{1}{4}\) yard wide and \(\frac{3}{4}\) yard tall.

To find - What is its area ?

Proof -

We know that ,

The area of rectangle = Length × Breadth

Here,

Given that,

Length of rectangle = \(\frac{3}{4}\) yard

Breadth of rectangle = \(\frac{1}{4}\) yard

∴ we get

Area of rectangular poster = \(\frac{3}{4}\) × \(\frac{1}{4}\)  yard²

                                          = \(\frac{3}{16}\) yard²

⇒Area of rectangular poster = \(\frac{3}{16}\) yard²

A rectangular poster is /4 yard wide and / yard tall. What is its area? Solve this problem any way you

What will cause an object to move?

What will cause an object to move?

Answers

I believe it is balanced forces!

Describe the nucleus of the
atom.

Answers

Answer:

The nucleus of atom is composed of two subatomic particles that each have charges.

Protons, which are positively charged particles.Neutrons, which are neutrally charged particles.

Both reside in the nucleus of an atom. The amount of protons and neutrons (Electrons can to) is what helps us identify each atom apart. Electrons are NOT in the nucleus of atom but orbit it in outer layers called orbitals.

A 80.0 mL sample of nitrous acid of unknown concentration is titrated with 36.2 mL of 1.45 M barium hydroxide. Determine the concentration of the acid solution.

Answers

Answer: 0.66 M

Explanation:

\(M_{A}V_{A}=M_{B}V_{B}\\(80.0)M_{A}=(36.2)(1.45)\\M_{A}=\frac{(36.2)(1.45)}{80.0} \approx \boxed{0.66 \text{ M}}\)

A 80.0 mL sample of nitrous acid of unknown concentration is titrated with 36.2 mL of 1.45 M barium hydroxide.

What happens when a liquid becomes a gas?
A. Nothing happens.
B. It changes volume but not shape.
C. It changes shape and volume.
D. It changes shape but not volume.
SUBND

Answers

Answer:

Answere-d.

Explanation:

it changes shape but not volume.

the___is the middle layer of earths atmosphere

Answers

Answer:

mesosphere

Explanation:

Given that a particular photon has a frequency of 2.2 x 10'7 Hz, calculate the photon's energy. Submit your answer in
scientific notation, rounded to two significant figures.
The energy of the photon is
X10

Answers

Answer:

E = 15×10⁻²⁹ J

Explanation:

Given data:

Frequency of photon = 2.2× 10⁷ Hz

Energy of photon = ?

Solution:

Formula:

E = h.f

h = 6.63×10⁻³⁴ Js

by putting values,

E = 6.63×10⁻³⁴ Js × 2.2× 10⁷ s⁻¹

E = 14.586 ×10⁻²⁹ J

E = 15×10⁻²⁹ J

The energy of photon is 15×10⁻²⁹ J.

ILL BRAINLIST U IF U GET THIS RIGHT! N GIVE U 5 STAR

One of the isotops of neon, neon-22, has an atomic number of 10 and a mass number of 22. in order, how many protonsz electrons anf neutrons are present in its atom?

a) 12, 10, 22
b) 10, 10, 12
c) 12, 12, 10
d) 10, 12, 22

Answers

The answer should be d) 10, 12, 22

answer : b

explanation:
protons=10
electron=10 (no. of electrons equals to the no.of protons)
neutrons=22-10
=12

You can use mass percent composition as a conversion factor between grams of a constituent element and grams of the compound. Write the conversion factor (including units) inherent in each mass percent composition. (a) Water is 11.19% hydrogen by mass. (b) Fructose, also known as fruit sugar, is

Answers

You can use mass percent composition as a conversion factor between grams of a constituent element and grams of the compound. The conversion factor in each mass percent composition are (a) 11.19 g H‚ 100 g H₂O (b) 53.29 g O‚100 g fructose (c) 84.12 g C‚100 g octane (d) 52.14 g C‚100 g ethanol

What is the Mass Percent ?

The percent by mass of each element present in a compound is called Mass Percent.

(a) Water is 11.19% hydrogen by mass.

Here it is given mass of hydrogen is 11.19 %. That means 11.19 % of solute should be added in 100 g H₂O.

(b) Fructose, also known as fruit sugar, is 53.29% oxygen by mass.

Here it is given mass of oxygen is 53.29 %. That means in 53.29% of solute should be added in 100 g fructose.

(c) Octane, a component of gasoline, is 84.12% carbon by mass.

Here it is given mass of carbon is 84.12 %. That means in 84.29% of solute should be added in 100 g Octane.

(d) Ethanol, the alcohol in alcoholic beverages, is 52.14% carbon by mass.

Here it is given mass of carbon is 52.14 %. That means in 52.14% of solute should be added in 100 g Ethanol.

Thus from the above conclusion we can say that You can use mass percent composition as a conversion factor between grams of a constituent element and grams of the compound. The conversion factor in each mass percent composition are (a) 11.19 g H‚100 g H2O (b) 53.29 g O‚100 g fructose (c) 84.12 g C‚100 g octane (d) 52.14 g C‚100 g ethanol

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Disclaimer: The question was given incomplete on the portal. Here is the complete question.

Question: You can use mass percent composition as a conversion factor between grams of a constituent element and grams of the compound. Write the conversion factor (including units) inherent in each mass percent composition.

(a) Water is 11.19% hydrogen by mass.

(b) Fructose, also known as fruit sugar, is 53.29% oxygen by mass.

(c) Octane, a component of gasoline, is 84.12% carbon by mass.

(d) Ethanol, the alcohol in alcoholic beverages, is 52.14% carbon by mass.

Por qué el atomismo de balton se le considera un teoría científica mientras que a leucipio y Demócrito no?

Answers

Answer:

Because Democritus or Liucipius cannot demonstrate or proof their ideas as they did not have any equipment or any research to prove the existence of atoms.

Explanation:

John Dalton, Democritus and Leucipius are some of the greatest scientist and scholars of the past.

Democritus originally proposed or gave the idea of the of the composition of the matter of indivisible and tiny particles. John Dalton is credited for the beginning of the modern atomic theory.

Democritus believed that a matter is made up of atoms that can move about empty spaces. They are small, indestructible, solid, indivisible and of different shapes and sizes. Democritus proposed his idea at that time as there were no scientific advancement or instruments to prove his ideas about atoms.

Later on when science and scientific processes were advanced, Dalton was able to prove and proceed on the atomic model theory.

Democritus cannot prove his ideas as there were no instruments or advance scientific processes and so people felt his ideas as illogical. His proposals were based on his ideas.  

Which substance cannot be separated or broken down into simpler substances by chemical means?


table salt

gold wire


candle wax


water vapor

Answers

Answer: Gold Wire

Explanation:

Out of all of these options only gold wire is an element, elements are pure and cannot be broken down by any chemical means

hope it helped, good luck :)


Circulacion de electrones en un material conductor en determinado tiempo.

Answers

Answer:

falso

Explanation:

tiempo no determinado El circulation de elctrones

nomenclature of this compound

nomenclature of this compound

Answers

Answer:

Nomenclature is the process of naming chemical compounds with different names so that they can be easily identified as separate chemicals. Inorganic compounds are compounds that do not deal with the formation of carbohydrates, or simply all other compounds that do not fit into the description of an organic compound.

Explanation:

answer these questions fast ​

answer these questions fast

Answers

Answer:

1)0.5

3)1.7g

4)32g

5)1.12L

If the empirical formula of a compound is CH2O what is a possible molecular formula for
the compound?

A C2H4O2
B CH20
C C5H705
D CH40

Answers

Hmmm with with all the details you give me it’s d
I don’t know anti 5679019!!!$)77 composition

explain where the heart of the space station is and what can be found their

Answers

Answer:

The heart of The ISS (International Space Station) should be in the middle.

Function Of The Space Station

The ISS is a research facility covering many disciplines such as understanding the effects of micro-gravity on living things (especially humans), pharmaceutical engineering using processes only possible in micro-g, manufacturing in micro-g, Earth resources and some astronomical work. It is also hosting new spacecraft hardware such as a Bigelow inflatable module, hosting new propulsion technologies and guidance & navigation tech. Much of what is learned there will be used to inform the design of future manned Mars missions.

Research things, people, etc. in microgravity. The effect on human physiology in microgravity, the efficacy drugs in microgravity. Physics, Chemistry, Botany research, testing new technology in microgravity. Tonnes of research.

It is a zero-g laboratory. If an experiment requires being in zero-g, you have three options: a very tall vacuum chamber called a drop tower where your experiment will be launched upward and allowed to fall into a pit full of Styrofoam, an aircraft that fly's parabolic arcs, or launched into orbit. If your experiment requires human interaction and needs more than a few minutes of zero-g, then it absolutely must be done on the ISS, there are no other choices.

Have a wonderful day! :-)

The "heart" of a space station typically refers to the core module or the central module that serves as the primary living and working area for astronauts.

Who are astronauts?

Astronauts are highly trained individuals who travel and work in space. Astronauts are selected from a pool of candidates with backgrounds in various fields such as science, engineering, medicine, and the military.

Heart is the central hub from which other modules are connected and serves as the main control center for the station's systems and operations. The specific location and design of the core module may vary depending on the space station's configuration.

Within the heart of the space station, you will find various essential components and facilities that support the astronauts' daily activities and ensure the station's proper functioning.

The heart of the space station serves as the central hub for crew activities, system control, scientific research, and daily operations. It is the core module where astronauts live, work, and conduct experiments in the unique environment of space.

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While vacationing in europe, you feel sick and are told that you have a temperature of 40. 3°C. What is your temperature in °F?

Answers

Temperature of 40.3°C would be 104.74°F when converted from Celsius to Fahrenheit using the conversion formula.

temperature is measured as 40.3°C while vacationing in Europe, you can convert it to Fahrenheit using the formula:

°F = (°C × 9/5) + 32

Substituting the given value:

°F = (40.3 × 9/5) + 32

°F = 72.54 + 32

°F ≈ 104.74

Therefore, your temperature would be  104.74°F.

It is important to note that a temperature of 40.3°C corresponds to a significant fever, regardless of the scale used. It is advisable to seek medical attention if you are feeling sick with such a high temperature.

The Celsius (°C) and Fahrenheit (°F) scales are two commonly used temperature scales.

The Celsius scale is based on the freezing and boiling points of water, where 0°C represents the freezing point and 100°C represents the boiling point.

The Fahrenheit scale, commonly used in the United States, also has the freezing and boiling points of water but at different values, where 32°F represents the freezing point and 212°F represents the boiling point.

The conversion formula allows for easy conversion between the two scales.

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Please answer this. Look at the picture for the questions, Thanks!

Please answer this. Look at the picture for the questions, Thanks!

Answers

the water molecules are moving so slow that they end up sticking together to form a solid

Is 2AgNO3 + BaCI2 -> 2AgCl + Ba(NO3)2 Balanced or unbalanced. If unbalanced which element cause the unbalance

Answers

Answer:

This is balanced

Explanation:

Both sides contain 2 Ag 2 NO3 1 Ba and 2 Cl.

Sublimation is snow or ice changing to a gas without melting. What must happen to the molecules for this to happen?

Answers

Answer:Sublimation is the conversion between the solid and the gaseous phases of matter, with no intermediate liquid stage. For those of us interested in the water cycle, sublimation is most often used to describe the process of snow and ice changing into water vapor in the air without first melting into water.

Explanation:

2. Which oxidation number change indicates the most number of electrons gained by a species in a redox reaction?
+6 to +3
+3 to +7
0 to +4
+1 to 0

Answers

Answer: +6 to +3

Explanation:

      If something gains an electron, the charge will decrease by -1 because electrons have a negative charge. If it loses an electron, its charge will increase by +1.

             +6 to +3 ➜ Gained 3

             +3 to +7 ➜ Lost 4

             0 to +4 ➜ Lost 4

             +1 to 0 ➜ Gained 1

      Using this information, the species with the charge change of +6 to +3 gained the most electrons in a redox reaction.

(9) Which of the following statement atX)ut Polymer Crystallinity is incorrect?
(a) In addition to being entirely amorphous, polymers may also exhibit varying degrees
of crystallinity.
(b) The crystallinity Of a semicrystalline rx)lyrner is dependent on its density.
(c) Crystallinity is reduced for polymers that are chemically simple and that have regular
and symmetrical chain structures.
(10) How do the densities of crystalline and amorphous polymers of the same material that have identical
molecular weights compare?
(a) Ihnsity of crystalline m.lymer < Density of amorphous polymer
(b) Density of crystalline IX)lymer > Density of amorphous B)lymer
(c) Density of crystalline B)lymer = Density of amorphous polymer

Answers

(9) The following statement about Polymer Crystallinity is incorrect : c) Crystallinity is reduced for polymers that are chemically simple and that have regular and symmetrical chain structures ; 10 ) b)  The density of crystalline polymer > Density of amorphous polymer.

9) Polymers have two types of molecular structures: amorphous and crystalline. Amorphous polymers lack an ordered molecular structure and, therefore, a distinct melting point, whereas crystalline polymers have ordered molecular structures and can melt at a specific temperature. In addition to being entirely amorphous, polymers may also exhibit varying degrees of crystallinity.

A polymer with greater crystallinity, for example, has more organized regions in which the chains of molecules are tightly packed together. The degree of crystallinity of a semicrystalline polymer is determined by its density. In the polymer, the crystalline regions are more dense than the amorphous regions, resulting in a correlation between crystallinity and density.

(10) The density of crystalline polymer > Density of amorphous polymer. This is because in the polymer, the crystalline regions are more dense than the amorphous regions. Because the crystalline polymer has a more ordered molecular structure and a greater degree of crystallinity than the amorphous polymer, the density of the crystalline polymer is higher.

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Other Questions
Fill in the Blanks. The American System refers to an economic plan that developed in the early 1800s. The plan was advocated ? , the WhigParty Congressman from Kentucky. The American System is usually viewed as an expression of U.S. economic nationalism following the ? The purpose of the plan was mainly ? and involved three main areas.First, it held that the country needed a ? here. Yes, this tax on imported goods would encourage Americans to purchase goodsproduced in ? here. This would help to improve the nation's ? here and would also help gain revenue to use ininternal improvements.Another part of the American System was that ? wanted to establish the ? This would promote theuse of a single, nation-wide ? and help ease business and trade within the U.S.As for the internal improvements, the American System would see the national government take a more active role in buildingdrag and drop answer here. This would facilitate commerce and trade. Additionally, these lines of ? and transportation wouldcreate closer ties within the nation, which was constantly growing in both population and land area.In the end, the American System had some successes and some failures. The taxes on imported goods remained and remained high, but their benefitswere seen mainly by people in the drag and drop answer here Americans in the drag and drop answet here most notably cotton plantation owners,opposed them. Also, Congress did make banking changes. But improving the infrastructure was not as successful. The main debate was whether or notit was the jurisdiction of the ? to oversee the building of such things. The result was that very little in the way of road andcanal construction was actually accomplished. Where do tidal bulges form during the New and Full moons? (a) Suppose we have preferences U(X, Y) = X1/3 Y2/3. Create a table and graph/sketch the indifference curve through the bundle X = 10 and Y = 10(b) Show that the Marginal Rate of Substitution is MRSXY = - Y/2X. Interpret what this means and what it implies about convexity of the indifference curves.(c) Let prices be Px = 10, Py = 20 and income M = 1000. Draw/sketch the budget constraint. Interpret what the slope of the budget line means in economic terms.(d) Suppose the consumer wanted to maximize utility subject to their budget constraint. State the consumers maximization problem and express this in words.(e) What are the two conditions (equations) identify the optimum? Sketch this in a figure and explain.(f) Let U(X,Y) = X1/3 Y2/3 and Px = 10, Py = 20 and income M = 1000. Find optimal X, Y and the resulting Utility.(g) Now let Px = 12. Find the new optimal X and Y and the resulting Utility. Discuss why Utility falls. (h) Why didnt the rise in Px affect consumption of good Y? What is the idea? which nursing interventions implemented during mr. palo's assessment will assist him to communicate as effectively as his cognitive deterioration allows? (select all that apply.) What are the periods and epochs of the Cenozoic era?Please help! Drag the tiles to the correct boxes to complete the pairs.Match each sequence of transformations to the graph that proves shape I is similar to shape II when applied to shape I.a reflection across they-axis, followed by a90 clockwise rotationabout the origin, and thena dilation by a scale factorof 0.5a translation 7 unitsright and 4 units down,and then a dilationby a scale factor of 2a reflection across they-axis, followed by a90 counterclockwiserotation about the origin,and then a dilation by ascale factor of 0.5a reflection across they-axis, and thena dilation by a scalefactor of 2 An article reports on an experiment in which each of five groups consisting of six rats was put on a diet with a different carbohydrate. At the conclusion of the experiment, the DNA content of the liver of each rat was determined (mg/g liver), with the following results:Carbohydrate xi.Starch 2.58Sucrose 2.63Fructose 2.13Glucose 2.41Maltose 2.49Assuming also that xij^2 = 185.4, does the data indicate that true average DNA content is affected by the type of carbohydrate in the diet? Construct an ANOVA table and use a 0.05 level of significance. Expand and Simplify 4(g + 5) + 3(g 2) Accumulated Depreciation (10 Points) (Calculated formula) Determine the accumulated depreciation of year 1 for equipment with a value of 11764 and 6 years of life. The residual at the end of the equipment life will be 1479 . Use a simple depreciation method. 6r 2- 4r - 16You can use grouping or an area model. Discuss different social problems in your local community or country and give your suggestions about what can be done to resolve these problems. Answers should be in Spanish.Further your participation in the discussion by asking questions about the social problems posted by others, answering questions, and offering opinions. how to make friends?? According to Stice and colleagues, women with the _____ subtype of binge eating are plagued by feelings of depression and low self-esteem and often eat to quell these feelings. difference between the sea anemone and hydra A sales tax on common, ordinary items is an example of aA. per-unit excise tax on productionB. progressive taxC. regressive taxD. lump-sum tax on consumptionE. negative externality Oakdale Fashions, Inc.s, 2021 income statement is reported below. (Use corporate tax rate of 21 percent for your calculations.) Oakdale Fashions, Inc., Income Statement for 2021 Net sales (all credit) $ 640,000 Less: Cost of goods sold 245,000 Gross profits $ 395,000 Less: Other operating expenses 120,000 EBITDA $ 275,000 Less: Depreciation and amortization 18,000 EBIT $ 257,000 Less: Interest 87,500 EBT $ 169,500 Less: Taxes Net income $ Determine the firm's 2021 tax liability. Determine the firm's 2021 net income. Determine the firm's 2021 average tax rate. (Round your answer to 2 decimal places.) Determine the firm's 2021 marginal tax rate. How are health problems in humans caused by humans thinning ozone layer? 6. When working at height do not assume that roofs are fragile unless you can confirm otherwise 7. Put in place emergency rescue arrangements. 8. Fit appropriate warning signs to buildings that have fragile roofs particularly at roof access points. 9. Make sure that tools and materials can be safely raised and lowered to and from the roof working platform 10. Avoid working at height. 11. 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What are the key factor(s) thought to be mediating changes in anaerobic exercise performance in response to anaerobic exercise training?Select one:a.All of these answers are correct.b.Increases in maximal oxygen uptake.c.Increases in enzymes of the respiratory chain.d.Increases in muscle strength.