Question

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Answer 1

Answer:

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Answer 2

Answer:

CaCo3----- Cao + CO2

| | |

10 g-------- 5.6 g. 4.4 g

Law of conservation of mass:

its states that mass can neither be destroyed nor created in a chemical equation.

here,

the mass of CaCo3 is 10 g

the mass of cao is 5.6 g

the mass of CO2 is 4.4 g

by adding the masses of the cao and CO2 it gives the mass of the CaCo3.

10 g ------------- 5.6 g + 4.4 g

In the mass of products= mass of reactants

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