Question

2.6 g of a mixture of calcium carbonate and magnesium carbonate is strongly heated to

constant mass 1.3 g. The atomic weights of calcium and magnesium are 40 and 24

respectively. State which of the following masses expresses the mass of calcium

carbonate in the original mixture?
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Answer 1

Answer:

2.6 g of a mixture of calcium carbonate and magnesium carbonate is strongly heated to

constant mass 1.3 g. The atomic weights of calcium and magnesium are 40 and 24

respectively. State which of the following masses expresses the mass of calcium

carbonate in the original mixture?

Explanation:

980mg