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WorksheetsWeek 4 Quizizz: Ideal Gas Law
Total questions: 15
Worksheet time: 26mins
Name
Class
Date
1.
How many moles of propane gas are in a 7.0 L tank at 20°C and 5.45atm of pressure?
a)
0.629 mol
b)
1.59 mol
c)
23.2 mol
d)
917 mol
2.
What is the approximate volume of a 0.600 mole sample of gas at 15°C and a pressure of 1.10atm?
a)
12.9 L
b)
22.4 L
c)
24.6 L
d)
129 L
3.
Determine the number of moles in a container of gas at STP with a volume of 99.2 L.
a)
2222.08 moles
b)
4.43 moles
c)
22.4 moles
d)
76.8 moles
4.
If the pressure exerted by a gas at 25 degrees C in a volume of 0.044 L is 3.81 atm, how many moles of gas are present?
a)
.002766 mole
b)
.0069 mol
c)
2.766 mol
d)
9.887 mol
5.
Calculate the volume that a 0.323-mol sample of a gas will occupy at 265 K and a pressure of 0.900 atm.
a)
7.18 L
b)
7.81 L
c)
4.63 L
d)
4.36 L
6.
Mr. Avagadro said that one mole of a gas at STP occupies what volume?
a)
.0821 L
b)
62.4 L
c)
22.4 L
d)
6.02 X 1023 L
7.
In the equation PV = nRT, what does n stand for?
a)
Avagadro's constant
b)
The number of molecules of gas
c)
The number of moles of gas
d)
The number of grams of gas
8.
In the equation PV = nRT, what value of R must be used if the pressure is in atm?
a)
.0821
b)
62.4
c)
22.4
d)
6.02 X 1023
9.
What are the values for STP?
a)
0 K and 1 atm
b)
0oC and 1 atm
c)
760 K and 1 atm
d)
273oC and 1 atm
10.
When doing calculations involving a temperature, what temperature scale must be used?
a)
Celcius
b)
Farenheit
c)
KELVIN !!!!!!!
d)
It doesn't matter
11.
In the ideal gas law, which variable represents the gas constant?
a)
n
b)
R
c)
T
d)
V
12.
What about gasses can be measured?
a)
Pressure and Volume
b)
Temperature, Volume, and Pressure
c)
Volume and Temperature
d)
Pressure, Temperature, Volume, and Moles
13.
As number of moles goes up, volume
a)
goes down.
b)
goes up.
c)
stays the same
14.
At STP, what is pressure in atmospheres?
a)
1 atm
b)
10 atm
c)
0 atm
d)
100 atm
15.
Determine the Kelvin temperature required for 0.0470 mol of gas to fill a balloon to 1.20 L under .998 atm pressure.
a)
0 K
b)
107 K
c)
207 K
d)
307 K
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