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If a normal alkane contains 15 carbon atoms, how many hydrogen atoms does it contain?
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If a normal alkane contains 15 carbon atoms, how many hydrogen atoms does it contain?

User Markus Schumann
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general molecular formula CnH2n+2
2n+2= 15
2n=13
n = 13/2= 6.5
rounding off we get 7 hydrogen atoms.
User Jjsantoso
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