Gr 11 Physical Sciences: Ch 5.2 Ideal gas laws

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What is the SI unit for pressure?

Millimeters of mercury

Pascals (correct)

Kelvin

Atmospheres

What is the relationship between pressure and volume of an enclosed gas at a constant temperature?

Not related

Inversely proportional (correct)

Directly proportional

Equal

What is the universal gas constant R in J·K⁻¹·mol⁻¹ equivalent to?

Pressure per mole per Kelvin

Force per mole per Kelvin

Energy per mole per Kelvin (correct)

Energy per kilogram per Kelvin

What is the effect of increasing the temperature of a gas at constant pressure?

The volume increases Signup and view all the answers

What is the relationship between the initial and final states of an ideal gas?

p₁V₁ = p₂V₂ Signup and view all the answers

What is the unit of temperature in the ideal gas laws?

Kelvin Signup and view all the answers

If the volume of a gas is doubled at constant temperature, what happens to the pressure?

It is halved Signup and view all the answers

What is the conversion from Celsius to Kelvin?

K = °C + 273 Signup and view all the answers

What is the relationship between the pressure and temperature of a gas when the volume is kept constant?

The pressure is directly proportional to the temperature Signup and view all the answers

What is the formula that relates the initial and final states of a gas, assuming the volume remains constant?

p_1 / T_1 = p_2 / T_2 Signup and view all the answers

What is the purpose of the general gas equation?

To combine Boyle's Law and the pressure-temperature relationship Signup and view all the answers

What is the unit of the universal gas constant R?

J·K⁻¹·mol⁻¹ Signup and view all the answers

What is the condition for applying the ideal gas equation?

All variables must be in SI units Signup and view all the answers

What is the relationship between the number of moles of gas and the volume of the gas, according to Avogadro's Law?

Equal volumes of gases contain the same number of moles Signup and view all the answers

What is the purpose of understanding the gas laws and equations?

To predict the behavior of gases under different conditions Signup and view all the answers

What is the formula that combines Boyle's Law and the pressure-temperature relationship?

pV / T = k Signup and view all the answers

What is the unit of volume in the ideal gas laws?

Cubic meters (m³) Signup and view all the answers

What is the effect of decreasing the volume of a gas at constant temperature?

The pressure increases Signup and view all the answers

What is the relationship between the volume of a gas and its temperature, according to Charles' Law?

The volume is directly proportional to the temperature Signup and view all the answers

What is the conversion from mm Hg to Pa?

1 mm Hg = 133.3 Pa Signup and view all the answers

What is the relationship between the pressure and volume of an enclosed gas at constant temperature, according to Boyle's Law?

The pressure is inversely proportional to the volume Signup and view all the answers

What is the unit of moles in the ideal gas laws?

Moles (mol) Signup and view all the answers

What is the effect of increasing the temperature of a gas at constant pressure, according to Charles' Law?

The volume increases Signup and view all the answers

What is the relationship between the initial and final states of an enclosed gas, according to Boyle's Law?

p1V1 = p2V2 Signup and view all the answers

What is the relationship between the volume and temperature of a gas when the pressure is kept constant?

The volume is directly proportional to the temperature. Signup and view all the answers

What happens to the pressure of a gas when its temperature is increased, assuming the volume remains constant?

The pressure increases. Signup and view all the answers

What is the purpose of the general gas equation?

To relate the pressure, volume, and temperature of a gas simultaneously. Signup and view all the answers

What is the ideal gas equation?

pV = nRT Signup and view all the answers

What is the implication of the general gas equation?

The product of pressure and volume divided by temperature is constant. Signup and view all the answers

What is the significance of Avogadro's Law?

It states that equal volumes of gases at the same temperature and pressure contain the same number of molecules. Signup and view all the answers

What is the condition for applying the ideal gas equation?

The variables must be in SI units. Signup and view all the answers

What is the significance of understanding gas laws and equations?

It is essential for predicting the behavior of gases under different conditions. Signup and view all the answers

If the volume of a gas is halved at constant temperature, what happens to the pressure?

The pressure is doubled Signup and view all the answers

Which of the following is a direct result of the ideal gas equation?

Equal volumes of gases at the same temperature and pressure contain the same number of moles Signup and view all the answers

What is the primary purpose of the general gas equation?

To combine the pressure-temperature and volume-temperature relationships Signup and view all the answers

If the temperature of a gas is increased at constant pressure, what happens to its volume?

The volume increases Signup and view all the answers

What is the primary assumption underlying the ideal gas equation?

The number of moles of gas is constant Signup and view all the answers

Which of the following is a consequence of the pressure-temperature relationship?

The pressure of a gas is directly proportional to its temperature Signup and view all the answers

What is the significance of the constant k in the general gas equation?

It is a constant of proportionality Signup and view all the answers

What is the primary advantage of using the ideal gas equation?

It allows for the calculation of changes in pressure, volume, temperature, and the amount of gas Signup and view all the answers

If the volume of an enclosed gas is tripled at a constant temperature, what happens to the pressure?

The pressure decreases by a factor of 3. Signup and view all the answers

A gas is heated at a constant pressure, causing its volume to increase from 2 L to 4 L. What is the ratio of the final temperature to the initial temperature?

2:1 Signup and view all the answers

If the pressure of an enclosed gas is quadrupled at a constant temperature, what happens to the volume?

The volume decreases by a factor of 4. Signup and view all the answers

A gas is cooled at a constant pressure, causing its volume to decrease from 4 L to 2 L. What is the ratio of the final temperature to the initial temperature?

1:2 Signup and view all the answers

What is the relationship between the initial and final states of an enclosed gas if the pressure is doubled and the volume is halved?

The temperature remains constant. Signup and view all the answers

If the temperature of an enclosed gas is increased from 200 K to 400 K at a constant pressure, what happens to the volume?

The volume increases by a factor of 2. Signup and view all the answers

What is the relationship between the initial and final states of an enclosed gas if the volume is doubled and the pressure is halved?

The temperature remains constant. Signup and view all the answers

If the pressure of an enclosed gas is decreased by a factor of 2 at a constant temperature, what happens to the volume?

The volume increases by a factor of 2. Signup and view all the answers

Gr 11 Physical Sciences: Ch 5.2 Ideal gas laws

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Questions and Answers

What is the SI unit for pressure?

What is the relationship between pressure and volume of an enclosed gas at a constant temperature?

What is the universal gas constant R in J·K⁻¹·mol⁻¹ equivalent to?

What is the effect of increasing the temperature of a gas at constant pressure?

What is the relationship between the initial and final states of an ideal gas?

What is the unit of temperature in the ideal gas laws?

If the volume of a gas is doubled at constant temperature, what happens to the pressure?

What is the conversion from Celsius to Kelvin?

What is the relationship between the pressure and temperature of a gas when the volume is kept constant?

What is the formula that relates the initial and final states of a gas, assuming the volume remains constant?

What is the purpose of the general gas equation?

What is the unit of the universal gas constant R?

What is the condition for applying the ideal gas equation?

What is the relationship between the number of moles of gas and the volume of the gas, according to Avogadro's Law?

What is the purpose of understanding the gas laws and equations?

What is the formula that combines Boyle's Law and the pressure-temperature relationship?

What is the unit of volume in the ideal gas laws?

What is the effect of decreasing the volume of a gas at constant temperature?

What is the relationship between the volume of a gas and its temperature, according to Charles' Law?

What is the conversion from mm Hg to Pa?

What is the relationship between the pressure and volume of an enclosed gas at constant temperature, according to Boyle's Law?

What is the unit of moles in the ideal gas laws?

What is the effect of increasing the temperature of a gas at constant pressure, according to Charles' Law?

What is the relationship between the initial and final states of an enclosed gas, according to Boyle's Law?

What is the relationship between the volume and temperature of a gas when the pressure is kept constant?

What happens to the pressure of a gas when its temperature is increased, assuming the volume remains constant?

What is the purpose of the general gas equation?

What is the ideal gas equation?

What is the implication of the general gas equation?

What is the significance of Avogadro's Law?

What is the condition for applying the ideal gas equation?

What is the significance of understanding gas laws and equations?

If the volume of a gas is halved at constant temperature, what happens to the pressure?

Which of the following is a direct result of the ideal gas equation?

What is the primary purpose of the general gas equation?

If the temperature of a gas is increased at constant pressure, what happens to its volume?

What is the primary assumption underlying the ideal gas equation?

Which of the following is a consequence of the pressure-temperature relationship?

What is the significance of the constant k in the general gas equation?

What is the primary advantage of using the ideal gas equation?

If the volume of an enclosed gas is tripled at a constant temperature, what happens to the pressure?

A gas is heated at a constant pressure, causing its volume to increase from 2 L to 4 L. What is the ratio of the final temperature to the initial temperature?

If the pressure of an enclosed gas is quadrupled at a constant temperature, what happens to the volume?

A gas is cooled at a constant pressure, causing its volume to decrease from 4 L to 2 L. What is the ratio of the final temperature to the initial temperature?

What is the relationship between the initial and final states of an enclosed gas if the pressure is doubled and the volume is halved?

If the temperature of an enclosed gas is increased from 200 K to 400 K at a constant pressure, what happens to the volume?

What is the relationship between the initial and final states of an enclosed gas if the volume is doubled and the pressure is halved?

If the pressure of an enclosed gas is decreased by a factor of 2 at a constant temperature, what happens to the volume?

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