A sample of air contains 78.08% nitrogen, 20.94% oxygen, 0.0500% carbon dioxide, and 0.930% argon by volume. How many molecules of each gas are present in 2.16 L of the sample at 98°C and 2.33 atm? Enter your answers in scientific notation. x 10 molecules N₂ molecules O₂ molecules CO₂ molecules Ar x 10 x 10 x 10

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Chapter1: Chemical Foundations
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A sample of air contains 78.08% nitrogen, 20.94% oxygen, 0.0500% carbon dioxide, and 0.930% argon
by volume. How many molecules of each gas are present in 2.16 L of the sample at 98°C and 2.33 atm?
Enter your answers in scientific notation.
x 10
molecules N₂
molecules O₂
molecules CO₂
x 10.
molecules Ar
Enter your answer in the provided box.
You have 448 mL of chlorine trifluoride gas at 741 mmHg and 29°C. What is the mass (in g) of the
sample?
g
x 10.
x 10
Transcribed Image Text:Be sure to answer all parts. A sample of air contains 78.08% nitrogen, 20.94% oxygen, 0.0500% carbon dioxide, and 0.930% argon by volume. How many molecules of each gas are present in 2.16 L of the sample at 98°C and 2.33 atm? Enter your answers in scientific notation. x 10 molecules N₂ molecules O₂ molecules CO₂ x 10. molecules Ar Enter your answer in the provided box. You have 448 mL of chlorine trifluoride gas at 741 mmHg and 29°C. What is the mass (in g) of the sample? g x 10. x 10
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