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CHM 5 Chapter 9 Quiz

Authored by Hannah Pollard

Chemistry

University

NGSS covered

Used 1+ times

CHM 5 Chapter 9 Quiz
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20 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A sample of a gas has a volume of 852 mL at 298 K. What temperature is necessary for the gas to have a volume of 945 mL?

157.5⁰C

57.5 K

330.5 K

330.5⁰C

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A scientist needs to store 28.0 moles of xenon gas at STP in the lab. What size gas tank will he need?

628 L

473 L

219 L

376 L

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the pressure of a car tire that had an initial pressure of 1.8 atm but was heated from 38°C to 123°C? Assume volume remains constant

0.9 atm

2.3 atm

1.6 atm

3.4 atm

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is 50 C in Kelvin?

223
323
100
50

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What will happen to the volume of a gas under constant temperature if the pressure increases?

Increase
Decrease
Nothing
Explosion!

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A mixture of hydrogen, nitrogen, and water vapor has a total pressure of 864 mmHg. The partial pressure of hydrogen is 220 mmHg and that of nitrogen is 410 mmHg. What is the partial pressure of water vapor?

234 mmHg
1.37 mmHg
2.64 mmHg
1, 494 mmHg

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

At what temperature do nitrogen molecules move fastest?

350 K
300 K
250 K
200 K

Tags

NGSS.MS-PS1-4

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