An organic compound has a molar mass of 150.5 g/mol and, Ask an Expert

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These types of questions confuse me, because i'm not sure if or when to use Avogadro's number. The question is:

An organic compound has a molar mass of 150.5 g/mol and contains 11.30% hydrogen atoms by mass. How many hydrogen atoms are in each molecule of this compound?

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Category:- Chemistry
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