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Whelan Whelan
wrote...
Posts: 3158
9 years ago
Which one of the following compounds contains the smallest percent oxygen by mass?
A) CO2
B) N2O4
C) P10O5
D) C9H20O
Textbook 
Introductory Chemistry Essentials

Introductory Chemistry Essentials


Edition: 5th
Author:
Read 397 times
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Answer verified by a subject expert
hbutler2hbutler2
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Posts: 3075
9 years ago
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Whelan Author
wrote...

9 years ago
Thanks for your help!!
wrote...

Yesterday
Smart ... Thanks!
wrote...

2 hours ago
Thank you, thank you, thank you!
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