Chemistry, asked by Laur5584, 9 months ago

In the preparation of brass, which is copper-zinc alloy, 19.0 g copper is added to enough zinc to produce 108 g of brass. what is the percentage by mass of copper in the brass.

Answers

Answered by vivekhalder34

1

Explanation:

Total mass = 127 g

% of Cu = 19/127 * 100

= 14.9 %

Therefore, % of Zn = 85.1 %

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