Question
1 A 37.7-mL volume of H 2 gas is collected over water at 23 degrees C and 770 torr. The mass of the gas is
1 A 37.7-mL volume of H2 gas is collected over water at 23 degrees C and 770 torr. The mass of the gas is 3.11 mg.
a. What is the pressure of the H2 gas?
b. What volume does the H2 gas occupy?
c. How many moles of H2 gas are collected?
d. What volume is occupied by one mole of H2 gas at STP (molar volume in this example)?
e. What volume would the one mole of H2 gas occupy at STP. If the original H2 gas pressure was assumed to be 770 torr?
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General Chemistry
Authors: Darrell Ebbing, Steven D. Gammon
11th Edition
1305580346, 978-1305580343
