Answers
Answer:
particles bigger
Explanation:
Even when compared with animal cells, microorganisms become smaller. They are about 1/10 the size of a typical human cell. Therefore, compared with human-sized animal cells, the size of bacteria (such as bacterial cells) will be the size of a cat or puppy. The size of the virus is about 1/10 of that of other microorganisms such as bacteria.
Hope it helps. If not, I'm so sorry.
Answer:
particles are bigger than microorganism
Related Questions
4. Long answer type questions: a. b. C. d. e. f. g. h. j. i. What are the constituent gases of air? Why is the surrounding air not seen with the eyes? How do you prove that air supports burning? How do you show that air occupies space? How do you prove that air has weight? How is air useful to us? Mention any three points. Write any three properties of air. How can you say that air exerts force? Write any four effects of air pollution. Write any three causes of air pollution and any two control measures of it.
Answers
1. The constituent gases of air are:
Nitrogen Oxygen Argon Carbon Dioxide2. The surrounding air is not seen with the eyes because it is transparent. Air molecules are not visible to the na-ked eye, and they do not scatter or absorb visible light significantly. Therefore, air appears colorless and transparent.
What is air?3. To prove that air supports burning, you can perform an experiment with a burning candle. Place a glass jar or bell jar over a lit candle, ensuring that the jar is airtight. As the candle burns, it consumes oxygen from the air inside the jar. Eventually, the candle flame will go out due to the lack of oxygen, proving that air (specifically oxygen) is necessary for burning.
4. To show that air occupies space, you can perform a simple experiment using a plastic bottle or syringe. Fill the bottle or syringe with water, ensuring there are no air bubbles. Then, cover the opening tightly and try to compress the air inside. You will find that it is not possible to compress the air significantly, indicating that air occupies space.
5. To prove that air has weight, you can use a sensitive balance or scale. Weigh an airtight container or balloon, and then fill it with air. The weight of the container or balloon with the added air will be greater than its initial weight, demonstrating that air has weight.
6. Air is useful to us in various ways. Three points highlighting the importance of air are:
Breathing and RespirationCombustion and Energy ProductionClimate Regulation7. Three properties of air include:
Air is Compressible: Air can be compressed or expanded under different conditions, allowing it to fill various spaces and containers.Air has Mass: Air molecules have mass, which means air itself has weight. It exerts pressure on objects and surfaces.Air Exerts Pressure: Due to the collisions of air molecules with surfaces, air exerts pressure in all directions. This pressure is known as atmospheric pressure.Air exerts force in various ways. For example, air pressure allows objects like airplanes to fly by providing lift. Air resistance or drag opposes the motion of objects moving through the air, creating a force that can affect their speed and trajectory.
8. Four effects of air pollution include:
Respiratory ProblemsEnvironmental Damage:Climate ChangeHuman Health Impacts9. Causes of pollution:
Industrial EmissionsVehicle EmissionsResidential and Agricultural Activities10. Two control measures for air pollution include:
Emission ReductionAir Quality RegulationsLearn more about air on https://brainly.com/question/15215203
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the beaker contains 0.2556 m h2so3 and the buret contains 0.3106 m naoh what happens to the conductivity during titration
Answers
Answer:
Before the equivalence point, conductivity is decreasing. After the equivalence point, conductivity is increasing
Explanation:
In solution H2SO3 produce H+ ions and SO3²⁻ ions. In the same way, NaOH produce Na⁺ and OH⁻ ions. The conductivity of a solution is directly proportional to the concentration of ions in a solution. During titration, you are adding more NaOH (That is, more Na⁺ and OH⁻ ions). But each moles of OH⁻ reacts with H⁺ ion producing H₂O. That means the moles of Na⁺ that you are adding = Moles of H⁺ are been consumed. The concentration of ions remains approximately constant. But, H⁺ ion conducts better than Na⁺ ion. That means before the equivalence point, conductivity is decreasing. But after the equivalence point you will add OH- ions in excess increasing ion concentration increasing the conductivity:
After equivalence point, conductivity is increasing.
6. WHAT DO LENS DO TO LIGHT WAVES? HOW DOES THE SHAPE OF THE LENS AFFECT THE LIGHT?
Answers
Answer:
here
Explanation:
There is an easy way to remember how light rays travel through lenses. Light rays passing through a lens always bend toward the thickest part of the lens. Light waves bend toward the thick center in a convex lens. They bend out toward the thick edge in a concave lens.
What is the percent of S in
CuSO4?
(Cu = 63.55 g/mol, S = 32.07 g/mol,
O = 16.00 g/mol)
[?]% S
Answers
Mass percentage does not have any unit as numerator and denominator contains the same unit. Therefore, percentage of mass of sulfur is 20%.
What is percentage by mass?Mass percentage represents the the percentage of each element that is making a particular compound.
Mathematically,
Percentage of mass = (component’s mass ÷ total mass) x 100%
mass of sulfur=32.07 g/mol
mass of CuSO₄= mass of copper +mass of sulfur+4×mass of oxygen
=63.55 g/mol+32.07 g/mol+4×16.00 g/mol
=160g/mol
Percentage of mass of sulfur = (32.07 g/mol÷ 160g/mol) x 100%
Percentage of mass of sulfur =20%
Therefore, percentage of mass of sulfur is 20%.
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20 points!!!!!!!!UNIT 3 LAB The Art Forger Who Tricked the Nazis Where did the trial take place? What was the defendant accused of? What was strange about his defense? How did Han van Meegeren manage to forge the works of art so well? What did he do to make them look authentic? How could forensic testing have changed this case? What ultimately happened to van Meegeren? Money to Run, But No Skills to Hide How did Schrenker try to fake his own death? How did he get caught? Why is creating a new state ID harder to do these days? Why is it so difficult to fake a passport? What is the easiest way for criminals to obtain a passport? Why does Mr. Abagnale claim it is easy to get a fraudulent passport? What steps does someone have to take to make this happen? Why was Mr. Abagnale arrested? What happened to him after his arrest?
Answers
The Art Forger Who Tricked the Nazis:
The trial took place in Dutch.The defendant was accused of forging art.He admitted to his crime.Han van Meegeren studied the old masters.He made paint mixtures using the pigments and oil from the era of each artist.The use of resins to prove forgery.He was released at first and later jailed for 1 year for selling the paintings to the Nazis.What are the details of Money to Run, But No Skills to Hide?Schrenker crashed his plane and made a fake call. He mail his friend. It is harder to create a fake ID now because of increased security features. With all of the security features, it is not an easy thing to master. To take a legitimate one.
Mr. Abagnale believes that all that is required to obtain a birth certificate is a child's death record from a courthouse. A birth certificate and some white-out on an apartment lease gets you a driver's license, which gets you a passport.
He despised what he was doing and became lonely. He was eventually imprisoned for everything.
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The boiling point of another member of this homologous series was found to be 309 KK. What is the likely molecular formula for this compound?
Answers
Answer: Pentane C5H12
Explanation:
The boiling point of a substance is simply defined as the temperature whereby a liquid's vapor pressure is equal to the pressure that is surrounding the liquid and hence, the liquid will changes into vapor.
The likely molecular formula for this compound is Pentane i.e C5H12 due to the fact that its boiling point is between Butane with formula C4H10 and Hexane with formula C6H14 boiling points.
The molecular formula of the of the substance is \(\bold {C_5H_1_0}\) (pentane).
Boiling point:
It is the temperature at which liquid's vapor pressure is equal to the pressure that is surrounding the liquid and hence, the liquid start to into vaporize.
The boiling point of the given compound is 309 K which is between Butane and Hexane.
Therefore, the molecular formula of the of the substance is \(\bold {C_5H_1_0}\) (pentane).
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PbI4 Spell out the full name of the compound.
Answers
Answer:
Lead (IV) Iodide
Explanation:
c) Discuss precision and Accuracy as they relate to types of errors.
what is the answer
Answers
Precision relates to the consistency and reproducibility of measurements, while accuracy reflects how close measurements are to the true value.
Precision and accuracy are two important concepts in the context of errors in measurements. While they both pertain to the quality of data, they refer to different aspects.
Precision refers to the degree of consistency or reproducibility in a series of measurements. It reflects the scatter or spread of data points around the average value. If the measurements have low scatter and are tightly clustered, they are considered precise. On the other hand, if the measurements have a high scatter and are widely dispersed, they are considered imprecise.
Accuracy, on the other hand, refers to the closeness of measurements to the true or target value. It represents how well the measured values align with the actual value. Accuracy is achieved when measurements have a small systematic or constant error, which is the difference between the average measured value and the true value.
Errors in measurements can be classified into two types: random errors and systematic errors.
Random errors are associated with the inherent limitations of measurement instruments or fluctuations in the measurement process. They lead to imprecise data and affect the precision of measurements. Random errors can be reduced by repeating measurements and calculating the average to minimize the effect of individual errors.
Systematic errors, on the other hand, are caused by consistent biases or inaccuracies in the measurement process. They affect the accuracy of measurements and lead to a deviation from the true value. Systematic errors can arise from factors such as instrumental calibration issues, environmental conditions, or experimental techniques. These errors need to be identified and minimized to improve the accuracy of measurements.
In summary, precision refers to the degree of consistency or reproducibility of measurements, while accuracy refers to the closeness of measurements to the true value. Random errors affect precision, while systematic errors affect accuracy. To ensure high-quality measurements, both precision and accuracy need to be considered and appropriate techniques should be employed to minimize errors.
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in gas expansion, 89J of heat is absorbed from surroundings and the energy of the system is decreased by 125J. Calculate the work done
Answers
From the first law of thermodynamics, the work done is -36 J.
What is the work done?We are told that the gas is expanding hence it does work while heat is absorbed from the surroundings. This implies that q is positive while w is negative.
Hence;
U = q - w
w = q - U
w = 89J - 125J
w = -36 J
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Let's do this!
Balance each equation so there are the same number of each type of atom on both sides of the
equation There is a chart above each problem to help you count the atoms
First-Count up the
number of atoms you
currently have Write
that number in the
chart for both sides of
the equation
Second-If the
numbers don't match,
try adjusting the
coefficients one at at
time Make sure to
change the number in
the chart
Remember- you can't
change the formulas!
2
Reactants
Mg
M
Mg
LI
Reactants
H
LO +
Products
Mg
N
L
O
H
но →
_Math
Products
LIOH
You should
do this in
pencil
Answers
The balanced chemical equations of the reactions are given below:
1. Mg (s) + 2 H₂O (l) ----> Mg(OH)₂ (s) + H₂ (g)
2. 2 Li (s) + 2 H₂O (l) ----> LiOH (aq) + H₂ (g)
What is a balanced equation?A balanced chemical equation is an equation in which the number of moles of atoms of elements in a given reaction is equal to the sum of the number of moles of atoms of each element that is produced.
A balanced chemical equation is in accordance with the law of conservation of mass which states that matter can neither be created nor destroyed.
When balancing chemical equations, numerical coefficients are added in front of moles of atoms of an element or moles of a given compound taking part in the reaction.
The balanced chemical equation of the reaction of magnesium and water as well as the reaction of lithium and water is given below:
Magnesium and water:
Mg (s) + 2 H₂O (l) ----> Mg(OH)₂ (s) + H₂ (g)
Lithium and water:
2 Li (s) + 2 H₂O (l) ----> LiOH (aq) + H₂ (g)
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ANSWERED. !!!!!!!!!!!!!!!!
Answers
Answer:
:)
Explanation:
what mass of glucose c6h12o6 would be required to prepare 5000 mL of a 0.215 M solution
Answers
Approximately 194.0 grams of glucose (C6H12O6) would be required to prepare a 5000 mL solution with a concentration of 0.215 M.
To determine the mass of glucose (C6H12O6) required to prepare a 0.215 M solution in 5000 mL, we need to use the formula:
Molarity (M) = moles of solute / volume of solution (in liters)
First, let's convert the volume of the solution from milliliters (mL) to liters (L):
5000 mL = 5000/1000 = 5 L
Now, we can rearrange the formula to solve for moles of solute:
moles of solute = Molarity (M) x volume of solution (L)
moles of solute = 0.215 M x 5 Lmoles of solute = 1.075 mol
Since glucose (C6H12O6) has a molar mass of approximately 180.16 g/mol, we can calculate the mass of glucose using the equation:
mass of solute = moles of solute x molar mass of solute
mass of glucose = 1.075 mol x 180.16 g/mol
mass of glucose = 194.0 g (rounded to three significant figures)
Therefore, approximately 194.0 grams of glucose (C6H12O6) would be required to prepare a 5000 mL solution with a concentration of 0.215 M. It's important to note that the molar mass of glucose used in this calculation may vary slightly depending on the level of precision required.
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If all other variables remain unchanged, what happens to the output force when the area of the input piston is doubled?
Answers
Answer:
1250N
Explanation:
This question is based on pascal's Law.
So By Pascal's Law
=
therefore =force on input piston =25N
= Force or weight on output person.
therefore after putting the values we get,
= (25x 1500)/30
=1250N
Someone help i need an answer quick
Answers
Claim 1: Yes, there probably will be a lunar eclipse of the moon of Kepler-47c during a year.
Claim 2: No, there probably won't be a lunar eclipse of the moon of Kepler-47c during a year.
What are the evidence to support this claim?Kepler-47c is a moon orbiting Kepler-47 AB, a binary star system. This implies that the moon's light varies on a regular basis as it circles the two stars. These changes in light might result in a lunar eclipse.
Lunar eclipses occur when the moon passes through the Earth's shadow. While Kepler-47c circles two stars, it is still subject to Earth's gravitational pull and may pass into its shadow.
Lunar eclipses occur on a regular basis, with two to four eclipses occurring on average per year. Given the frequency of lunar eclipses, Kepler-47c is likely to see at least one lunar eclipse every year.
Evidence to support this claim 2:
Lunar eclipses occur when the moon passes through the Earth's shadow. While Kepler-47c is in the Earth's gravitational field, it is not on the same orbital plane as the Earth.
While Kepler-47c circles two stars, its orbit is not known to be stable. Variations in Kepler-47c's orbit may reduce the likelihood of a lunar eclipse.
While lunar eclipses are common, they are not uniformly distributed throughout the year. The locations and motions of the Earth, moon, and sun govern the timing and frequency of lunar eclipses.
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How many grams are in 4.2 × 10²² atoms of iron?
Answers
Answer:0.226 gram
Explanation:you can get the answer in two steps calculate 3.40 . 10^22 atoms =
Answer:
4.2 × 10²² ÷ 6.022× 10²³
4.2 × 10²² equals 0.069 moles (approx)
weight of 1 mole of iron = 56g
therefore, 0.069 moles = 56 × 0.069 = 3.9 g
Sorry for lazy work.. :P
3.7x10^7 and 3.30x10^8 written in scientific notation
Answers
Answer:
1) 37100000
2) 330000000
Explanation:
1) 3.7 x 10^7 = 37100000
2) 3.30 x 10^8 = 330000000
(Hope this helps can I pls have brainlist (crown)☺️)
Here is a more complex redox reaction involving the permanganate ion in acidic solution
Answers
In the redox reaction involving the permanganate ion in acidic solution, permanganate ion is reduced to manganese (ii) ion while iron (ii) ion is oxidized to iron(iii) ion.
What is a redox reaction?A redox reaction is a reaction in which reduction and oxidation occurs at the same time and to the same extent.
An example of a redox reaction is the reaction involving the permanganate ion and tetraoxosulphate (vi) ion in acidic solution.
The equation of the reaction is given below:
\(MnO_{4}^{ - } (aq) + 5Fe^{2+}(aq) + 8H^{+} \rightarrow Mn^{2+}(aq)+ 5Fe^{3+}(aq) +4H_{2}O(l) \\ \)
Therefore, in the redox reaction involving the permanganate ion in acidic solution, permanganate ion is reduced to manganese (ii) ion while iron (ii) ion is oxidized to iron(iii) ion.
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Step 7: Put the metal in the water and measure temperature changes (Copper)
Initial temperature of metal
=
°C
Initial temperature of water
=
C
Final temperature of both =
DONE
Answers
Below is a list of the temperature change solution.
Temperature Change: What Is It?The source of the temperature change is
Initial Temperature - Final Temperature
Temperature measurements
It is a gauge for determining how hot or chilly a body is.
To quantify temperature variations,
The water and iron's beginning and final temperatures are noted.
To Iron
Iron that has been heated up is submerged in water.
Water is at a lower temperature, so both of the temperatures will change.
These information is saved.
Final temperature minus initial temperature equals temperature change.
a) The difference in temperature for metal is 200 - 100 = 100 0C
Water temperature change = 22.5
Change in temperature for both = 23.3
b) 0.7 for water
Metal 76.6 for iron
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Complete Question -
Put the Metal in the Water and Measure
Temperature Changes (Lead)
Measure the initial temperature of the water to the
nearest 0.1°C. Record in the data table.
Initial temperature of metal =
Initial temperature of water
Final temperature of both = [
27
DONE
26
25
24
23
Intro
Continue
AL
250 ml
=பா-©
200
150
100
1
27
O
°C
°C
Plasma is an electrically charged state of matter that is created from superheating a gas. In a bottle containing plasma, there are 100 negatively charged ions and 96 positively charged ions. What is the charge of the bottle of plasma?
a. +4 Charge
b. +196 Charge
c. -196 Charge
d. -4 Charge
Answers
Answer:
-4
Explanation:
The charge of the bottle of plasma would be -4, because 100 negatively charged ions (-) have a total charge of -100, and 96 positively charged ions (+) have a total charge of 96. When you subtract -100 from 96, you get -4.
Which of the following carbocations is(are) likely to undergo a rearrangement?
A. only I
B. I and III
C. II and III
D. I, II, III
Answers
The cations that are more likely to undergo rearrangement are II and III Option C
Why does cations undergo rearrangement?
Cation rearrangement is a phenomena that causes cations, which are positively charged ions, to reorganize themselves under specific conditions. The term "cation rearrangement " describes the movement of ions inside a substance or solution that is caused by a variety of elements, including concentration gradients, electric fields, or chemical reactions.
Rearrangements influence the mobility and redistribution of cations inside substances or solutions, which can have a significant impact on the system's behavior and characteristics.
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A 5.0 L vessel has a total pressure of 5.0 atm. The partial pressure of the gases in the
vessel are 1.2 atm N2, 2.0 atm F2, and 1.0 atm H2 at 273 K.
What is the partial pressure of the remaining gas that was not measured?
10.5 atm
0.5 atm
2.0 atm
0.8 atm
Answers
The partial pressure of the remaining gas that was not measured is 0.8 atm.
Partial pressure of gasesThis is the individual pressure exacted by each gas in the containing vessel. This partial pressure of individual gases make up the total pressure.
Pt = P₁ + P₂ + P₃ + P₄
5 = 1.2 + 2 + 1 + P₄
5 = 4.2 + P₄
P₄ = 5 - 4.2
P₄ = 0.8 atm
Thus, the partial pressure of the remaining gas that was not measured is 0.8 atm.
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Which of the following is NOT an advantage of a wireless network? convenience reliability security speed
Answers
Answer:
Security
Explanation:
A wireless network consists of good connection with fast speed, convenience, and reliability. Security is a major problem with wireless connection as someone can get your information by joining the same connection as you.
Pls help i have 0 clue what this even means
Show all work including units and the equation you used to solve. Carbon dioxide gas has a molar mass of 44 g/mol. At 300K and 1.5atm, a sample of carbon dioxide has a volume of 4.5 L. Find the number of moles of the carbon dioxide.
EXTRA POINTS: Find the mass of the carbon dioxide.
Answers
Answer: 0.27 moles of CO2 and 11.88 grams of CO2
Explanation: Use the Ideal Gas Law, PV = nRT, substitute the values given and solve.
I can't seem to upload procedure but:
P = 1.5atm
V = 4.5L
n = moles
R = 0.0821gr/mol (when using atm, kPa is 8.31)
T = 300K
Isolate what you don't have, in this case n. Change PV = nRT to PV/RT = n. Substitute the values to get moles. Once you have this, multiply the value by the molar mass of CO2 (44gr/mol) to get the mass of CO2 in grams.
Use the diagram below to answer 3 questions
Answers
Answer:
The element X is sulfur.
Sulfur will gain 2 electrons to become an ion.
The charge of sulfide ion is (2-).
Explanation:
how to synthesize 2-benzyl pentanoic acid from acetoacetic ester?
Answers
If you're attempting to synthesize 2 benzyl pentanoic acid from acetoacetic ester, keep in mind that you can do so fairly quickly by following these simplified instructions:
Begin by dissolving your acetoacetic ester into anhydrous diethyl ether and adding benzyl bromide and sodium hydroxide to the mix. Stir it all together at room temperature for around thirty minutes before reacting it with hydrochloric acid so that any remaining solvent evaporates out of your crude mixture; Lastly refine your creation by recrystallizing it from ethanol until you have pure 2 benzyl pentanoic acid.What is acetoacetic ester?From its pungent free scent to its solid state at temperatures ranging from 118 120°C, acetoacetic ester (better known as ethyl acetoacetate) offers significant value for those working within organic synthesis.
As one of many potent ketones utilized by researchers around the globe its unique properties make it ideal for building complex molecules essential for modern medicine and more.
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Ph of a 0.00150 M HNO3 solution
Answers
The pH of a 0.00150 M HNO3 solution is 2.82
15 points help
A student is labeling a model of the cell cycle. Which substance(s) should the student label as
regulating the cell cycle?
A. Chromosomes
B. Cyclins
C. Nutrients
D. DNA
E. RNA
Answers
Answer:
A. chromosomes
Explanation:
chromosomes because the baby of the womb take some setting features from their parent
a. Analysis of the potassium ion content in a food sample yielded the following data: % K: 3.09, 4, 2.775, 2.5, 3.80 Calculate the standard deviation of the sample. Show all calculations and indicate the answer to the correct amount of significant figures.
Answers
The standard deviation of the sample is 0.579, rounded to the correct number of significant figures.
To calculate the standard deviation of the sample, we need to follow these steps:
Calculate the mean (average) of the data set.To find the mean, we sum up all the data points and divide by the number of data points. Let's calculate it:
(3.09 + 4 + 2.775 + 2.5 + 3.80) / 5 = 16.165 / 5 = 3.233
Subtract the mean from each data point.To do this, we subtract the mean (3.233) from each data point and square the result:
(3.09 - 3.233)^2 = 0.020049
(4 - 3.233)^2 = 0.586489
(2.775 - 3.233)^2 = 0.209025
(2.5 - 3.233)^2 = 0.537289
(3.80 - 3.233)^2 = 0.323329
Calculate the variance.To find the variance, we sum up the squared differences from step 2 and divide by the number of data points:
(0.020049 + 0.586489 + 0.209025 + 0.537289 + 0.323329) / 5 = 1.676181 / 5 = 0.3352362
Take the square root of the variance to get the standard deviation.√0.3352362 = 0.579 (rounded to three significant figures)
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what is the mass of 16.6 x 10^23 molecules of barium nitrate
Answers
6.023
×
10
23
formula units of barium nitrate have a mass of
16.6*10^23
⋅
g
. This is what we specify when we say molar mass. And thus the mass of
5.30
×
10
22
formula units of barium nitrate is the quotient multiplied by the molar mass:
5.30
×
10
22
6.023
×
10
23
m
o
l
×
16.6*10^23
⋅
g
⋅
m
o
l
−
1
The mass of 16.6 × 10²³ molecules of barium nitrate is 718.7g
The number of moles of a substance can be calculated by dividing the mass by its molar mass. That is;no. of moles = mass(g) ÷ molar mass (g/mol)no. of moles of Ba(NO3)2 = 16.6 × 10²³ ÷ 6.02 × 10²³no. of moles = 2.75 × 10⁰no. of moles = 2.75moles. Molar mass of Ba(NO3)2 = 261.34g/molmass of Ba(NO3)2 = 261.34 × 2.75Mass of Ba(NO3)2 = 718.7gTherefore, the mass of 16.6 × 10²³ molecules of barium nitrate is 718.7g.Learn more at: https://brainly.com/question/15743584?referrer=searchResults
25 points!!!! What’s the answer???
Answers
Explanation:
Constructive interference occurs when the maxima of two waves add together (the two waves are in phase), so that the amplitude of the resulting wave is equal to the sum of the individual amplitudes. Equivalently, the minima of the waves would be aligned.