Chemistry
Class 12
How is percentage composition calculated?
Given MgCO₃, find % of Mg.
1 answers
50 votes
1 Answers
uniboardhub
4 months ago
Molar mass MgCO₃ = 24 + 12 + 3?-16 = 84 g. %Mg = (24 ÷ 84) ?- 100 ≈ 28.6%.
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