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A silversmith mixed 100 g of a 40% silver alloy with 40 g of
a 12% silver alloy. What is the percent silver concentration
of the resulting alloy?

Respuesta :

Hey, don’t call for that link thing. It’s fake. Here’s how I solved this: x = [35(80%) + 70(25%)]/(35 + 70) = 43.3%

The answer is 43.3%

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