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20.0 g of a magnesium carbonate sample decomposes on heating to give carbondioxide and 8.0g of magnesium oxide.what will be the percentage purity of magnesium carbonate in thje sampl

Answer» 20.0 g of a magnesium carbonate sample decomposes on heating to give carbondioxide and 8.0g of magnesium oxide.what will be the percentage purity of magnesium carbonate in thje sampl


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