rnguyen3641 rnguyen3641

07-01-2018
Chemistry

contestada

An alloy contains 54 g of pure silver and 18 g of pure copper. what is the percentage silver in the alloy?

Respuesta :

Yna9141 Yna9141

19-01-2018

To determine the percentage of silver in the alloy, we simply have to divide the mass of pure silver by the total mass of the alloy and multiply the quotient by 100%.

P = ((54g) / (54g + 18g)) x 100%

Simplifying,

P = 75%

Hence, silver is 75% of the alloy.

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