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References Use the References to access important values if needed for this question. A 1.97 gram sample of an unknown gas is found to occupy a volume of 1.15 L at a pressure of 692 mmHg and a temperature of 56 °C Assume ideal behavior. The molar mass of the unknown gas is g/mol. https://als-asp.cengage.info/als-asp/take 2:05 PM FLU 4/17/2020 Type here to search end ins prt sc f12 delete home f1o f1 f7 f8 144 f6 & backspace lock 8 4 home T. %24 %23 2.

References Use the References to access important values if needed for this question. A 1.97 gram sample of an unknown gas is found to occupy a volume of 1.15 L at a pressure of 692 mmHg and a temperature of 56 °C Assume ideal behavior. The molar mass of the unknown gas is g/mol. https://als-asp.cengage.info/als-asp/take 2:05 PM FLU 4/17/2020 Type here to search end ins prt sc f12 delete home f1o f1 f7 f8 144 f6 & backspace lock 8 4 home T. %24 %23 2.

Physical Chemistry
Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter1: Gases And The Zeroth Law Of Thermodynamics
Section: Chapter Questions
Problem 1.21E: Pressures of gases in mixtures are referred to as partial pressures and are additive. 1.00 L of He...
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References Use the References to access important values if needed for this question. A 1.97 gram sample of an unknown gas is found to occupy a volume of 1.15 L at a pressure of 692 mmHg and a temperature of 56 °C Assume ideal behavior. The molar mass of the unknown gas is g/mol. https://als-asp.cengage.info/als-asp/take 2:05 PM FLU 4/17/2020 Type here to search end ins prt sc f12 delete home f1o f1 f7 f8 144 f6 & backspace lock 8 4 home T. %24 %23 2.
Transcribed Image Text:References Use the References to access important values if needed for this question. A 1.97 gram sample of an unknown gas is found to occupy a volume of 1.15 L at a pressure of 692 mmHg and a temperature of 56 °C Assume ideal behavior. The molar mass of the unknown gas is g/mol. https://als-asp.cengage.info/als-asp/take 2:05 PM FLU 4/17/2020 Type here to search end ins prt sc f12 delete home f1o f1 f7 f8 144 f6 & backspace lock 8 4 home T. %24 %23 2.
Expert Solution
Step 1

Given,

Mass of sample = 1.97g.

Pressure = 692mmHg = 0.911atm.

Volume = 1.15L.

Temperature = 56oC = 329K.

Step 2

The moles of the gas sample can be calculated by using the ideal gas equation.

Chemistry homework question answer, step 2, image 1

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