Calculate the percentages of elements contained in two specified chemical compounds:
1. a carboxyl group (-COOH)
2. NH3
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Answer:1:carbon=26•4%(approx)
Oxygen=71•1%(approx)
Hydrogen=2•2%(approx)
2nd answer of NH3
Nitrogen=82•3%(approx)
Hydrogen=17•7%(approx)
Explanation:
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