Chemistry · 2015
NEET 2015 · 25 July · Code C · Q177
0 g of a magnesium carbonate sample decomposes on heating to give carbon dioxide and 8.0 g magnesium oxide. What will be the percentage purity of…
$\displaystyle 0$ g of a magnesium carbonate sample decomposes on heating to give carbon dioxide and $\displaystyle 8.0$ g magnesium oxide. What will be the percentage purity of magnesium carbonate in the sample ?
(At. Wt. : $\displaystyle \mathrm{Mg}=24$)
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 84$
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