a current of 3.68 a is passed through a sn(no3)2 solution. how long, in hours, would this current have to be applied to plate out 5.40 g of tin?

The ratio of octene to oxygen is 1:12.

To determine the ratio of octene (C8H16) to oxygen (O2) in the given reaction, we need to examine the balanced chemical equation. However, the equation you provided does not seem to be balanced. The coefficients for each compound must be determined to achieve a balanced equation before we can calculate the desired ratio.

Assuming you meant the combustion reaction of octene, a balanced equation would be:

C8H16 + 12O2 → 8CO2 + 8H2O

From the balanced equation, we can see that for every 1 mole of octene (C8H16), we require 12 moles of oxygen (O2) to completely react.

This means that for every 1 mole of octene, we need 12 moles of oxygen to fully combust the octene and produce the corresponding amounts of carbon dioxide (CO2) and water (H2O) as shown in the balanced equation.

For such more questions on combustion

https://brainly.com/question/13251946

#SPJ8

Answer:

Sterilizing the water rarely used in treating the sewage water is described below in details.

Explanation:

Sterilization is the application of a chemical or physical system to eradicate all microorganisms, concluding comprehensive amounts of bacterial content. Heat treatment is the most relevant approach for the sterilization of waste-water that accommodates large levels of masses. well now sterilizing the water is un-usually practiced in managing the sewage water.

The reaction goes to completion in the forward direction. In this case, the equilibrium concentration of CH3CN will be 0.56 M, which was the initial concentration.

The given equilibrium constant (Kc) is 11 for the reaction of CH3NC(g) CH3CN(g).

We need to determine the equilibrium concentration of CH3CN if the flask initially contains only 0.56 M CH3CN.

The balanced chemical equation for the reaction is;CH3NC(g) + H2O(g) ⇌ CH3CN(g) + NH3(g)

Now, we need to write the equilibrium constant expression using the given concentrations of the reactants and products.

The expression is given by;

Kc = [CH3CN][NH3] / [CH3NC][H2O]

Since, there is no NH3 and H2O in the initial mixture, we will consider the concentration of CH3NC and CH3CN to find the equilibrium concentration of CH3CN at equilibrium.Let the equilibrium concentration of CH3CN be x. Then, the equilibrium concentration of CH3NC will be 0.56 - x.

Substitute the values in the expression of equilibrium constant;

Kc = [CH3CN][NH3] / [CH3NC][H2O]11 = x (0) / [(0.56 - x) (0)]

The denominator is zero, which indicates that the reaction doesn't proceed in the backward direction.

Therefore, the reaction goes to completion in the forward direction. In this case, the equilibrium concentration of CH3CN will be 0.56 M, which was the initial concentration.

Hence, the correct option is A.

Learn more about reaction in the link:

https://brainly.com/question/11231920

#SPJ11

Answer:

Answer:

The answer is C. Kinetic Energy is converted to electrical energy

Explanation:

Just took the test

Electric energy is converted to kinetic energy is the mistake that Jaden made in this scenario.

This is defined as the capacity and ability to do work and examples include kinetic, electrical etc.

The kinetic energy through the movement of water by the wind is what powers the turbine to become an electric energy and not electrical energy being converted to kinetic energy.

Read more about Energy here https://brainly.com/question/13881533

#SPJ2

Answer:

Beta Particals

Explanation:

Beta particles are lighter than alpha particles, and they have a greater ability to penetrate other materials. A thin sheet of metal or plastic or a block of wood can stop beta particles.

The right answer is b. Negative ion.

The number of protons in an atom determines its atomic number and its identity as an element. In this case, the oxygen atom has 8 protons, indicating that it is an oxygen atom with atomic number 8.

The number of electrons in a neutral atom is equal to the number of protons, meaning that a neutral oxygen atom would have 8 electrons. However, the given oxygen atom has only 7 electrons, indicating that it has gained one electron to become a negative ion or an anion.

Therefore, the correct answer is b. Negative ion.

In summary, the given oxygen atom with 8 protons, 8 neutrons, and 7 electrons is classified as a negative ion or an anion since it has gained one electron to become negatively charged.

To learn more about  electrons refer to:

brainly.com/question/28977387

#SPJ4

Product B because it has a lower energy level than Product C's transition state, which leads to Product C.

The series of reactions required to create a desired product are described by a reaction pathway. The distribution strategy for a product is determined by things like percentage yield. Atomic economics. reaction time. is a connected graph with chemical species as its nodes. If a reaction transfers material from one species to the other, an edge unites the two. An vector from reactant toward the product is depicted as the edge.

Energy, or ATP, is created by chemical reactions within our cells. All living things require energy to survive, and Adp would be a reactant that fuels a number of other chemical reactions inside cells. Cells generate energy through a process called cellular respiration.

To know more about Reaction pathways visit:

https://brainly.com/question/16047003

#SPJ4

Answer:

0.162 mol

Explanation:

n=m/M

M= 20*3 + 15*2 + 8*4*2

M=154 g/mol

n=25g/154g/mol

n=0.162 mol

The number of moles in 25 grams of calcium phosphate is 0.162 mol.

Mole is a SI unit that is used to measure the quantity of any substance in a specific amount. To calculate the moles, we will divide the mass of the substance by the molar mass of that substance.

n = m/M

Calcium phosphate is a chemical compound that contains calcium and phosphorus or phosphoric acid, and it is used to treat the low calcium in the body and thyroid and parathyroid.

The molar mass of calcium sulfate is 154 g/mol

The mass of calcium sulfate is 25 grams

Putting the value in the equation

n = m/M

n = 25g / 154 g/mol = 0.162 mol

Thus, the moles of calcium sulfate are 0.162 mol.

Learn more about moles, here:

https://brainly.com/question/26416088

#SPJ5

Sodium is a chemical element hence it does not have calories. Calories refer to the unit of energy contained in food substances. Calories are always used in reference to food substances.

Sodium is one of the essential minerals in the body. It is very important in the functioning of the nervous system. However, sodium has also been linked to risks of heart failure and stroke.

Sodium is not an energy giving substance in food. It does not contain any calories because it is nothing more than just a chemical element. Only chemical compounds used as food such as carbohydrates, fats, proteins etc that have chemical bonds in them can release such energy as calories.

Learn more: https://brainly.com/question/1511190

Answer:

60%

Explanation:

En la reacción:

2SO₂ + O₂ → 2SO₃

Donde 2 moles de SO₂ reaccionan por mol de O₂.

El peso atómico del SO₂ es:

1S = 32g/molₓ1 = 32g/mol

2O = 16g/molₓ2 = 32g/mol

SO₂ = 32g/mol + 32g/mol = 64g/mol

Y el peso atómico de O₂ es:

2O = 16g/molₓ2 = 32g/mol

Las moles de SO₂ y O₂ son:

SO₂: 40g ₓ (1mol / 64g) = 0.625 moles

O₂: 25g ₓ (1mol / 32g) = 0.7813 moles

Para una completa reacción de SO₂ se necesitan:

0.625 moles SO₂ ₓ (1mol O₂ / 2 mol SO₂) = 0.3125 moles de O₂

Así, las moles en exceso de O₂ son:

0.7813 moles - 0.3125 moles = 0.4688 moles O₂

En gramos:

0.4688 moles O₂ ₓ (32g / mol) = 15g O₂ están en exeso.

El porcentaje en exceso es:

15g / 25g ₓ 100 =

That the calculated molar mass of the gas is closest to the molar mass of N2O. Therefore, the gas is most likely N2O.

What is Density?

Density is a physical property of matter that describes how much mass is contained in a given volume. It is defined as the amount of mass per unit volume, and is typically expressed in units of grams per cubic centimeter (g/cm3) or kilograms per cubic meter (kg/m3).

The gas density and the conditions provided can be used to calculate the molar mass of the gas using the ideal gas law:

PV = nRT

where P is the pressure, V is the volume, n is the number of moles, R is the gas constant, and T is the temperature.

Rearranging this equation to solve for n/V, we get:

n/V = P/RT

M = m/n

where M is the molar mass, m is the mass of the gas, and n is the number of moles.

Since the density is given in grams per liter, we can assume that 1 liter of the gas has a mass of 1.96 grams. Therefore, the number of moles of the gas in 1 liter can be calculated as:

n/V = P/RT = (1 atm)/(0.08206 L·atm/mol·K × 273 K) = 0.0446 mol/L

The number of grams of the gas in 1 liter can be calculated as:

m = density × volume = 1.96 g/L × 1 L = 1.96 g

Therefore, the molar mass of the gas is:

M = m/n = 1.96 g / 0.0446 mol = 43.9 g/mol

Comparing this molar mass to the molar masses of the possible nitrogen oxides:

NO has a molar mass of 30.01 g/mol

N2O4 has a molar mass of 92.01 g/mol

N2O has a molar mass of 44.01 g/mol

We can see that the calculated molar mass of the gas is closest to the molar mass of N2O. Therefore, the gas is most likely N2O.

Learn more about Density from given link

https://brainly.com/question/1354972

#SPJ1

Answer:

what is sentence X?

.

write your answer clearly

There are also 6 oxygen atoms in the products. This is because the products of the photosynthesis reaction include C6H12O6 (glucose) and 6O2 (oxygen gas). The glucose molecule contains 6 carbon, 12 hydrogen, and 6 oxygen atoms.

In the photosynthesis reaction, 6CO2 + 6H2O → C6H12O6 + 6O2, there are 18 oxygen atoms in the reactants.

Therefore, the total number of oxygen atoms in the products is 6. This is because oxygen gas is not bonded to anything else and is released into the atmosphere as a product of photosynthesis.

The reactants of photosynthesis, carbon dioxide (CO2) and water (H2O), are converted into glucose (C6H12O6) and oxygen (O2) gas. In this process, sunlight energy is converted into chemical energy that is stored in glucose, which is used by the plant for growth and other metabolic processes. Therefore, photosynthesis is a crucial process for life on earth.

To know more about photosynthesis  visit:

https://brainly.com/question/30715543

#SPJ11

The Petri dish model used in Part 1 of this exercise is a simplified laboratory representation of acid deposition. In the model, sulfuric acid was added to a Petri dish containing a sprig of Canadian yew tree and water, simulating the process of acid deposition on plants.

What is Deomposition Reaction?

This can be achieved through the use of heat, light, electricity, or through a chemical reaction with another substance. Decomposition reactions involve the breaking of chemical bonds and the release of energy in the form of heat, light, or sound.

The reaction between the sulfuric acid and the water produced hydronium ions (H3O+) and sulfate ions (SO4^-2). These ions can cause harm to the plant by disrupting its internal pH and damaging the cell membranes, leading to reduced growth and reproduction.

In the natural environment, acid deposition occurs when acidic gases and particles emitted by human activities, such as burning of fossil fuels, combine with water in the atmosphere to form acids, such as sulfuric acid and nitric acid. These acids are then deposited on the Earth's surface through precipitation, such as rain, snow, or fog. The reactions that occur in the natural environment are more complex than those in the Petri dish model and involve a variety of chemical and biological processes.

Learn more about Deomposition Reaction from given link

https://brainly.com/question/27300160

#SPJ1

Answer:

c) There are sharp emission lines demonstrating discrete energy levels.

Explanation:

When an element emits energy in the form of radiation, it produces a spectrum of colors on a photographic plate. This spectrum can either be continuous or discrete. In continuous spectrum the spectrum continues without any discrimination between two regions. This represents the continuous emission of radiation, and thus the continuous emission of energy without any break.

On the other hand, the line spectrum consists of discrete and sharp lines, which shows the emission of radiation in a certain amount in a certain time, with a break between emission. Hence, the line spectra supports the quantization of energy.

The correct option is:

c) There are sharp emission lines demonstrating discrete energy levels.

Answer:all matter.

Explanation:

-Love Ricardo H. Sparks

Answer:

Atoms are the building blocks of life (everything basically)

Explanation:

The magnitude of Δ for this complex is 2.40 x 10^4 kJ/mol.

We can use the relation between energy (E) and frequency (v) of light:

E = h*v

where h is the Planck's constant.

The frequency of light can be related to its wavelength (λ) and speed of light (c) as:

v = c/λ

where c is the speed of light.

We know that the absorption maximum for the d-d transition in \([Ti(H_2O)_6]^{3+}\)occurs at a wavelength of 500 nm. Therefore, the frequency of the absorbed light is:

v = c/λ = (3.00 x 10^8 m/s) / (500 x 10^-9 m) = 6.00 x 10^14 Hz

The energy of the absorbed light can be calculated using the first equation:

E = hv = (6.626 x 10^-34 Js) * (6.00 x 10^14 Hz) = 3.98 x 10^-19 J

We can convert this energy to kilojoules per mole using the Avogadro's number:

3.98 x 10^-19 J * (6.02 x 10^23 mol^-1) / 1000 J kJ^-1 = 2.40 x 10^4 kJ mol^-1

For more question on magnitude click on

https://brainly.com/question/30560692

#SPJ11

The magnitude of DELTA for the d-d transition in [Ti(H2O)6]3+(aq) is 26.4 kJ/mol. To calculate DELTA, we first need to calculate the frequency of the absorbed light

To calculate DELTA, we first need to calculate the frequency of the absorbed light using the formula E = hν, where E is the energy of the absorbed light, h is Planck's constant, and ν is the frequency of the light.

We can then use the formula c = λν, where c is the speed of light and λ is the wavelength of the absorbed light, to calculate the frequency. The wavelength of the absorbed light is given as 500 nm. Using these equations, we can calculate the frequency of the absorbed light to be 6.0 x 10^14 s^-1.

Next, we use the equation DELTA = hc/λ, where h is Planck's constant, c is the speed of light, and λ is the wavelength of the absorbed light, to calculate DELTA.

Substituting the values into the equation, we get DELTA = (6.626 x 10^-34 J s)(3.00 x 10^8 m/s)/(500 x 10^-9 m) = 39.8 x 10^-20 J. Converting the result to kJ/mol using Avogadro's number, we get 26.4 kJ/mol.

Learn more about Planck's constant here :

https://brainly.com/question/30763530

#SPJ11

Answer:

2

Explanation:

The last zeros don't count because there is no decimal. So only 2,4 are left over. Counting them gives us 2 digits. So 2.

We sense "ghosts" that aren't there because of our heightened state of anxiety, our incapacity to discern nighttime stimuli effectively, our belief that bad entities should favor the dark, and our relative lack of nighttime experience.

The correct option is (B) This time of day produces more dramatic footage.

In ghost stories, ghosts frequently manifest at night for a variety of reasons:

Learn more about the Anxiety with the help of the given link:

https://brainly.com/question/3253078

#SPJ1

Answer:

25.6g de HF son producidos

Explanation:

...¿Cuánto HF es producido?

Para resolver este problema debemos convertir la masa de cada reactivo a moles usando su masa molar. Como la reacción es 1:1, el reactivo con menor número de moles es el reactivo limitante. Con las moles del reactivo limitante podemos obtener las moles de HF y su masa así:

Moles CaF2:

Masa molar:

1Ca = 40g/mol

2F = 19*2 = 38g/mol

40+38 = 78g/mol

50g CaF2 * (1mol/78g) = 0.641 moles CaF2

Moles H2SO4:

Masa molar:

2H = 2g/mol

1S = 32g/mol

4O = 64g/mol

98g/mol

100g H2SO4 * (1mol / 98g) = 1.02 moles H2SO4

Como las moles de CaF2 < Moles H2SO4: CaF2 es reactivo limitante.

Moles HF usando la reacción:

0.641 moles CaF2 * (2mol HF / 1mol CaF2) = 1.282 moles HF

Masa HF:

Masa molar:

1g/mol + 19g/mol = 20g/mol

1.282 moles HF * (20g/mol) =

Answer:

volume is the amount of space in a certain object

Answer:

830 mL or 0.83L

Explanation:

Answer:

it either plant store excess or sugar and starches I'll double check to see which one is correct

The balanced chemical equation for the reaction between N2 and F2 to produce NF3 is N2(g) + 3F2(g) → 2NF3(g). The molar mass of N2 is 28.02 g/mol. Therefore, 26 g of N2 is equal to 0.93 moles of N2.

The preceding balanced equation clearly shows that 2 moles of ammonia are created for every 1 mole of nitrogen. This indicates that the reaction's N2 to NH3 mole ratio is 1 to 2.

There are 14 moles of NH3 produced. The balanced chemical equation must first be written. Then use the unitary approach to fix the issue. Now, the mass of ammonia is determined using the following formula.

to know more about moles here:

brainly.com/question/26416088

#SPJ1

Evidence for a chemical reaction typically includes the production of bubbles, color change, and temperature change. However, phase change, which refers to a change in the physical state of matter, is not necessarily an indicator of a chemical reaction.

For example, water can undergo a phase change from a liquid to a gas without undergoing a chemical reaction. Therefore, phase change alone is not sufficient evidence for a chemical reaction. It is important to note that the presence of one or more of the other indicators (color change, temperature change, or production of bubbles) does not necessarily guarantee a chemical reaction has occurred either. Other factors must also be considered, such as the presence of reactants and products, and changes in chemical composition.

The evidence for a chemical reaction includes several factors, but not all options listed are indicative of a chemical reaction. Among the given options, phase change, color change, temperature change, and production of bubbles, the one that is not always evidence for a chemical reaction is a phase change.

Phase changes are more commonly associated with physical changes, such as melting or evaporating, rather than chemical reactions. On the other hand, color changes, temperature changes, and the production of bubbles (gas evolution) are more indicative of chemical reactions, as they often involve the formation of new substances or the release of energy.

To know more about Reaction visit :

https://brainly.com/question/30464598

#SPJ11

The grocer's power output is 60 Watts. Power is measured in Watts, which represents the rate of energy transfer or work done per unit time.

Power is defined as the rate at which work is done or energy is transferred. It can be calculated using the formula: Power = Work / Time.

In this case, the work done by the grocer is equal to the force applied multiplied by the distance moved. The force applied is 100 N and the distance moved is 1.5 m, so the work done is:

Work = Force * Distance

Work = 100 N * 1.5 m

Work = 150 Joules

The time taken to perform the work is 2.5 seconds. Now we can calculate the power output:

Power = Work / Time

Power = 150 Joules / 2.5 seconds

Power = 60 Watts

Therefore, the grocer's power output is 60 Watts. Power is measured in Watts, which represents the rate of energy transfer or work done per unit time. It indicates how quickly the grocer is able to lift the crate of apples to the shelf.

For more questions on force, click on:

https://brainly.com/question/12785175

#SPJ8