Gases
Authored by Amy Zalevskiy
Chemistry
10th - 12th Grade
NGSS covered
Used 791+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At a constant pressure, the volume decreases. What happens to the temperature?
increases
decreases
stays the same
Tags
NGSS.MS-PS1-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At a constant volume, the pressure increases. What happens to the temperature?
increases
decreases
stays the same
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At a constant temperature, the volume decreases. What happens to the pressure?
increases
decreases
stays the same
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A 2.00 L sample of pure oxygen gas (O2) is measured at STP. How many moles of oxygen is this?
24.4 mol
0.007 mol
1.44 mol
0.09 mol
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A 7.00 L sample of argon gas at 420. K exerts a pressure of 625 kPa. If the gas is compressed to 1.25 L and the temperature is lowered to 350 K, what will be its new pressure in atm?
10.4 atm
2920 atm
2916.7 atm
28.8 atm
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How many grams of N2O5 gas are in a sample that has a volume of 2.00 Liters at 298 K and 100. kPa of pressure.
8.72 grams
0.0807 grams
12.3 grams
883 grams
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Calculate the volume that a 0.323-mol sample of a gas will occupy at -8oC and a pressure of 0.900 atm.
7.18 L
7.81 L
4.63 L
4.36 L
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