A) \[17.02\]
B) \[15.2\]
C) \[16\]
D) \[15\]
Correct Answer: A
Solution :
Molecular formula of phenol \[={{C}_{6}}{{H}_{5}}OH\] Molecular weight \[=94u\] \[%\,\,of\,oxygen=\frac{weight\text{ }of\text{ }oxygen}{molecular\text{ }weight}\times 100\] \[=\frac{16}{94}\times 100\] \[\therefore \] % of oxygen \[=17.02\]
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