sure 9. If 2.0 moles of gas in a sealed glass flask is heated from 25°C to 50°C. Select the conditions that are true. kinetic energy pressure number of moles a, increases stays the same b. stays the same increases stays the same C. decreases increases stays the same d. increases, increases, increases 10. A mixture of gases contains 1.5 moles of oxygen, 3.0 moles of nitrogen, and 0.5 mole of wate

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Chapter1: Chemical Foundations
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9. If 2.0 moles of gas in a sealed glass flask is heated from 25°C to 50°C. Select
the conditions that are true, kinetic energy pressure number of moles
a, increases stays the same
b. stays the same increases stays the same
C. decreases increases stays the same
d. increases, increases, increases
h of
ne
ne
10. A mixture of gases contains 1.5 moles of oxygen, 3.0 moles of nitrogen, and
0.5 mole of water vapor. If the total pressure is 700 mmHg, what is the partial
pressure of the nitrogen gas?
a. 70 mmHg
le.
b. 210 mmHg
c. 280 mmHg
d. 420 mmlHg
Transcribed Image Text:re 9. If 2.0 moles of gas in a sealed glass flask is heated from 25°C to 50°C. Select the conditions that are true, kinetic energy pressure number of moles a, increases stays the same b. stays the same increases stays the same C. decreases increases stays the same d. increases, increases, increases h of ne ne 10. A mixture of gases contains 1.5 moles of oxygen, 3.0 moles of nitrogen, and 0.5 mole of water vapor. If the total pressure is 700 mmHg, what is the partial pressure of the nitrogen gas? a. 70 mmHg le. b. 210 mmHg c. 280 mmHg d. 420 mmlHg
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