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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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cynthiaa cynthiaa
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7 years ago
An unknown gaseous substance has a density of 1.06 g/L at 31 °C and 371 torr. If the substance has the following percent composition: 88.8% C and 11.2% H, its molecular formula is ________.
A) CH3
B) C2H3
C) C4H6
D) C2H5
Textbook 
Introductory Chemistry: Atoms First

Introductory Chemistry: Atoms First


Edition: 5th
Authors:
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coupcoup
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cynthiaa Author
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6 years ago
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thank you
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