Question

What is the simplest formula of the compound which has the following percentage composition -Carbon 80%, Hydrogen 20%, if the molecular mass is 30,calculate its molecular formula?
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Answer 1

Answer:

Molecular formula = C2H6

Explanation:

Molecular formula = n× empirical formula. The figures in the 2nd column represent percentages; 80% for C and 20 % for H. The figures in the 3rd column represent the atomic masses of the corresponding elements. NOTE: PLEASE CHECK THE WAY HOW IT IS SOLVED IN THE IMAGE .