on heating 10 gram csu 3 at ntp 22.4 litre CO2 and 5.63 MCA are obtained prove that these data confirm the law of conservation of mass
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Total mass of CaCO3 = Mass of CO2 + mass Mass of X (CaO)
= 10.0 = 4.4 + x
= x = 10.0 - 4.4
hence, x = 5.6
Hence the mass of CaO is 5.6 gram.
This is in accordance to, "The total mass of the reactants NAD products remain the same during a chemical reaction."
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