Question

How does the law of conservation of mass apply to this reaction:Mg + 2HCl → H2 + MgCl2?

Answer 1

The law of conservation of mass applies to every reaction. In this case, you start with 1 Mg, 2 H, and 2CL and end up with the same five only their bonds have been rearranged, or in other words, they are joined up differently.

Answer 2

The law of conservation of mass has already been applied. There is an equal number of each element on both sides of the equation.

Step-by-step explanation:

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