Chemistry, asked by parulsh7502, 1 year ago

An alloy of zink,copper and lead in the ratio 4:5:11 find the percentage of copper in the alloy

Answers

Answered by keerthi2217

4

The ratio is 4:5:11

Let the common factor be x

So the total weight becomes 4x + 5x + 11x =20x

So the percentage of copper in the alloy

= 5x /20x *100 = 25%

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