Question

Calculate the percentage composition of various elements in :-
1. H2SO4
2. HNO3
3. (NH4)2 SO4
4. Caco3
5. C6H12O6

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Answer 1

Answer:

Caco3

Explanation:

P PLEASE MARK AS BRAINLIST

Answer 2

Answer:

Caco3

Explanation:

Molar mass of compound

:6(12.0)+12(1.01)+6(16.0)=180g/mol

Mass due to carbon =6(12.0)=72.06g/mol

% composition of C=72/180×100=40%