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Science

10th Grade

Dalton's Law
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

On Venus, the atmospheric pressure is 2700 mmHg and nitrogen gas makes up 3.0% of the atmosphere. What is the partial pressure of nitrogen on Venus?

2697 mmHg

81 mmHg

2619 mmHg

3 mmHg

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A flask holds five times as many moles of N2 as O2. If the total pressure in the jar is 18 atm, what is the pressure exerted by oxygen?

18 atm

6 atm

3 atm

15 atm

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If two gases, A and B, in separate 1 liter containers exert pressures of 2 atm and 3 atm respectively, what will be the pressure exerted when both gases are put together in a single 1 liter container?

5 atm

6 atm

10 atm

11 atm

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If we have 10,000 gaseous molecules at 100 °C100\ \degree C which exert a pressure of 0.10 atm in a container, then adding another 10,000 gaseous molecules of any substance at the same temperature to the container would increase the pressure to atm.

0.2 atm

0.3 atm

0.4 atm

0.5 atm

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Complete the sentence using total, partial, or complete. The pressure that one particular gas exerts when it is part of a mixture of gases is called the pressure of that gas.

(a)  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Argon makes up 0.93% of the atmosphere. In a given sample of air, the partial pressure of argon is 6.54 mmHg. What is the pressure of the sample?

703 mmHg

70.3 mmHg

654 mmHg

760 mmHg

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Increasing the pressure in the cylinder by adding a gas not involved in the reaction will increase the total gas pressure in the cylinder.

TRUE

FALSE

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