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NNADVOKAT [17]
3 years ago
10

A compound has a molar mass of 86.0 g/mol and an empirical formula of C3H7 what is the molecular formula

Chemistry
1 answer:
zmey [24]3 years ago
3 0
The formula for the molecular formula is molar mass/ empirical formula

So, the empirical formula of C3H7 is equal to C*3 + H*7 which is equal to 12*3 +  7. Then use the molecular formula = 86 / (12*3+7) = 2

Therefore, the molecular formula is 2 times the empirical formula which is C6H14.
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