100g of inorganic compound x.5h2o containing a volatile impurity was kept in an oven at 150 c for 60 minutes. The weight of residue after heating us 8g. The percentage of impurities in x was
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mass of pure substance or original mass of subsatance ×100%
8g/100g×100%=Grams would cancel and you would be left with 0.08%purity
8g/100g×100%=Grams would cancel and you would be left with 0.08%purity
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