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OldSpice OldSpice
wrote...
Posts: 6432
9 years ago
The formula for the illegal drug cocaine is C17H21NO4 (303.39 g/mol). What is the percentage of oxygen in the compound?
A) 3.959%
B) 4.618%
C) 6.991%
D) 21.09%
E) 67.30%
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3 Replies
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Answer accepted by topic starter
ElectricElectric
wrote...
Top Poster
Posts: 6431
9 years ago
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.silent.boss

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OldSpice Author
wrote...
9 years ago
Perfect!

..Thank you so much for your support
wrote...
9 years ago
My pleasure
.silent.boss
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