WorksheetsChemistry - Unit 9 Quiz Review
Total questions: 10
Worksheet time: 10mins
A gas moving from a region of high concentration to a region of low concentration is called:
permeability
diffusion
effusion
gas pressure
Graham's Law relates:
volume to pressure of a gas
pressure to temperature of a gas
velocities and mass of 2 gases
temperature to volume of 2 gases
Oxygen makes up what percent of the earth's lower atmosphere?
78%
21%
10%
2%
A barometer is used to measure:
intestinal distress
temperature
gas pressure in a tank
atmospheric pressure
HCl, H2SO4 and HNO3 were released from the chemical closet. Which would students smell first if lined up at the door to leave?
HNO3
H2SO4
HCl
none of the above because Mrs. Musson doesn't allow students to line up at the door
A chemistry student measures the boiling point of a salt solution to be 109oC. What is this in K?
-164K
273K
100K
382K
Given an atmospheric pressure of 1.85 atm, what would be the pressure in mmHg?
1406 mmHg
0.00243 mmHg
187 mmHg
27.2 mmHg
Flight can best be explained using:
Graham's Law
gas pressure
Bernoulli's principle
The Pauli principle
At STP, argon gas travels at 32.8 m/s. Calculate the velocity of Oxygen gas at STP.
20.8 m/s
36.6 m/s
26.3 m/s
30.2 m/s
Manometer reads 1.45 atm for confined gas and atmospheric pressure of 82 kPa. Calculate X mmHg
615 mmHg
1102 mmHg
487 mmHg
1717 mmHg
