4.1-9 Graham's law Quiz

4.1-9 Graham's law Quiz

11th Grade

4 Qs

quiz-placeholder

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4.1-9 Graham's law Quiz

4.1-9 Graham's law Quiz

Assessment

Quiz

Chemistry

11th Grade

Medium

Created by

Wayne North

Used 2+ times

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4 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Grahams law refers specifically to

the rate of diffusion

the rate of effusion

the temperature of gases

the partial and total pressures of gases in a sample.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

why would O2 effuse faster than CO2 in the same room

because O2 has more energy

because CO2 has a greater molar mass

because oxygen has a higher temperature

they will effuse the same because the temperature is fixed

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

how many times faster does He effuse compared to N2 (He = 4  N2 = 28)

1.2 times faster
2.65 times faster
7 times faster
0.377 times faster

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The rate of effusion of water vapor is 0.392 and the rate of effusion of propane is 0.250 at the same temperature and pressure.  What is the molar mass of propane? (Assume H2O = 18g/mol)

44.0 g/mol
6.63 g/mol
0.37 g/mol
28.2 g/mol