10 g CaCO3 reacts with H2SO4 to produce
CaSO4, H20 and 1000 ml CO2 at S.T.P. The
percentage purity of CaCO3 is
A)44.64%
B)36.52%
C)64.32%
D)55.36%
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Explanation:
Chemical reaction involved is: CaCO3 → CaO + CO2 Molar mass of CaCO3 = 40 + 12 + 16 × 3 = 100 g According to the balanced reaction 100 g of CaCO3 produces ...
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Chemical reaction involved is: CaCO3 → CaO + CO2 Molar mass of CaCO3 = 40 + 12 + 16 × 3 = 100 g According to the balanced reaction 100 g of CaCO3 produces ..
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