Question

how do you calculate percentage change in mass

Answer 1

Answer:

Divide Change in Mass by Initial Mass

Finally, you divide the change in mass by the initial mass of your substance. This calculation shows what proportion of the initial mass changed. To find the percent change, simply multiply this number by 100.

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Answer 2

Explanation:

Divide the mass of the element by the total mass of the compound multiply by 100.This will give the mass percentage of the element