Question

Suppose 25 g of reactant A is mixed with 45 g of reactant B. After a chemical reaction takes place between A and B, which statement is correct?
A) The total mass of products plus any unreacted reactants will be 70 g.
B) The total mass of products plus any unreacted reactants will be less than 70 g.
C) The total mass of products plus any unreacted reactants will be more than 70 g.
D) The total mass of products will be 70 g.

Answer

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