Question 1: Combined gas equation doe not gives the relationship between ?

Pressure and temperature
Pressures and volume
Volume and number of moles
Volume and temperature

Question 2: Which one the following is the correct representation of combined gas equation ?

p₁V₁T₁=p₂V₂T₂
p₁V₁T₂=p₂V₂T₁
p₁V₁=p₂V₂
p₁/V₁=p₂/V₂

Question 3: A certain gas occupies 200 ml of volume at 2 bar pressure at hundred degrees Kelvin. How much volume does it occupy at 5 bar pressure and 200 degrees Kelvin?

200 ml
160 ml
240 ml
320 ml

Question 4: A sample of gas has a volume of 2.0 L at a temperature of 300 K and a pressure of 1.0 atm. If the temperature is increased to 400 K and the pressure is decreased to 0.5 atm, what will be the new volume of the gas?

1.0 L
2.0 L
4.0 L
6.0 L

Question 5: If a gas has an initial volume of 5.0 L at a temperature of 273 K and a pressure of 1.0 atm, what is the final pressure when the volume is reduced to 2.5 L and the temperature is increased to 546 K?

0.5 atm
1.0 atm
2.0 atm
4.0 atm

Question 6: A 4.0 L container of gas is at a temperature of 300 K and a pressure of 2.0 atm. If the pressure is increased to 4.0 atm and the volume is decreased to 2.0 L, what is the final temperature of the gas?

150 K
300 K
450 K
600 K