Gas laws quiz

Quiz by Amoi Salmon

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20 questions
• Q1

What is the volume of 2 moles of a gas at 25 degrees Celsius and 1.5 atm?

Hint: PV=nRT

Hint: Convert °C to K

15.4 L
32.6 L
0.067 L
1.82 L
30s
• Q2

What is the number of moles of a gas in a 5 L container at 1.2 atm and 27 degrees Celsius?

Hint: PV=nRT

Hint: Convert °C to K

2.33 mol
0.12 mol
0.23 mol
0.46 mol
30s
• Q3

What is the pressure of a gas at 25 degrees Celsius and 2 L volume with 0.5 moles of gas?

Hint: PV=nRT

Hint: Convert °C to K

0.25 atm
2.0 atm
0.533 atm
6.11 atm
30s
• Q4

What is the temperature of 2 moles of gas in a 10 L container at 1 atm?

Hint: PV=nRT

546°C
54.6 K
60.9K
10 K
30s
• Q5
What is the volume of 1 mole of gas at STP?
1 L
2.4 L
22.4 L
0.1 L
30s
• Q6
What is the relationship between pressure and volume, when temperature is kept constant?
direct
inverse
random
none of the above
30s
• Q7
What is the relationship between temperature and volume, when pressure is kept constant?
direct
none of the above
inverse
random
30s
• Q8
What is the relationship between pressure and temperature, when volume is kept constant?
inverse
direct
random
none of the above
30s
• Q9
What is the ideal gas law?
PV=nRT
PV=k
P=n/V
V=nRT/P
30s
• Q10

What is the volume of a gas that occupies 2 L at 1 atm if the pressure is increased to 3 atm?

Hint: P1V1=P2V2

3 litres
1.5 litres
0.67 litres
2 litres
30s
• Q11

What is the pressure of a gas that occupies 10 L at 2 atm if the volume is decreased to 5 L?

Hint: P1V1=P2V2

8 atm
4 atm
2 atm
1 atm
30s
• Q12

A gas at 25°C and 2.5 L has a volume of 3.5 L at what temperature?

Hint: V1/T1 = V2/T2

Hint: Convert °C to K

455 K
380 K
485 K
417 K
30s
• Q13

What is the volume of gas at 20°C, if its original volume was 2 L at 0°C?

Hint: V1/T1 =V2/T2

Hint: Convert °C to K

2.1 L
1.9 L
1.5 L
1.7 L
30s
• Q14

If the pressure of a gas is 3 atm at 300 K, what will be the pressure if the temperature is increased to 350 K at constant volume?

Hint: P1/T1 = P2/T2

3.5 atm
2.5 atm
3.0 atm
4.0 atm
30s
• Q15

A gas has a volume of 500 mL at 1 atm. If the pressure is decreased to 0.5 atm, what is the new volume?

Hint: P1V1=P2V2

1000 mL
250 mL
2000 mL
750 mL
30s

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