alexis818 alexis818

20-06-2019
Chemistry

contestada

If the mass of the products measured 120g what would the mass of the reactants
A. 30g
B. 60g
C. 120g
D. 240g

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NeilIceland NeilIceland

20-06-2019

It has to be 120g because each and every chemical equation has to satisfy the law of conservation of mass, ie sum of mass of products is always equal to the sum of masses of reactants. If reactants=120g, then products=120g

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