15.1a Ideal Gas Law (PV=nRT and PV=NkT) | A2 | Cambridge A Level 9702 Physics

Created from Youtube video: https://www.youtube.com/watch?v=XkPkfi43Dcgvideo

Concepts covered:Ideal Gas Law, Boyle's Law, Charles's Law, Pressure Law, Ideal Gas Equation

The video provides an in-depth explanation of the Ideal Gas Law, focusing on the macroscopic behavior of gases and the empirical laws that describe this behavior, such as Boyle's Law, Charles's Law, and the Pressure Law. It also introduces the Ideal Gas Equation (PV=nRT) and its alternative form (PV=NkT), explaining how these laws and equations are used to predict and understand the behavior of gases under different conditions.

chapter

Concepts covered:Ideal Gas Law, Boyle's Law, Charles's Law, Pressure Law, Ideal Gas Equation

Question 1

Boyle's Law involves constant temperature and moles.

Question 2

What is the relationship between pressure and temperature in gases?

Question 3

The area under a PV curve represents the _____ done by or on the gas.

Question 4

CASE STUDY: A laboratory is conducting an experiment to verify Boyle's Law. They have a sealed container with a fixed amount of gas. The initial pressure is 1000 Pa, and the volume is 2 m³. They decrease the volume to 1 m³ while keeping the temperature constant.

What happens to the pressure of the gas?

Question 5

Kinetic energy increases with temperature in gases.

Question 6

How does gas pressure change with increased volume?

Question 7

The ideal gas law combines Boyle's Law, Charles's Law, and _____ Law.

Question 8

CASE STUDY: A team of researchers is studying the effects of temperature on gas volume. They have a gas at 300 K and 1 m³. They increase the temperature to 600 K while keeping the pressure constant.

What happens to the volume of the gas?

Question 9

Charles's Law requires constant pressure and moles.

Question 10

What happens to gas volume when temperature increases?

Question 11

In the ideal gas equation, 'R' stands for the _____ gas constant.

Question 12

Pressure Law keeps volume constant while changing temperature.

Question 13

What does the area under a PV curve represent?

Question 14

According to Boyle's Law, when volume decreases, pressure _____ if temperature is constant.

Question 15

Ideal gases follow the equation PV=nRT.

Question 16

What remains constant in Boyle's Law experiments?

Question 17

In Charles's Law, volume is directly proportional to _____ when pressure is constant.

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