Mathematics, 27.11.2020 22:40, amberlynnwallac7808

PLEASE HELP ME An alloy is a mixture of metals. Suppose that a certain alloy is made by mixing 70 grams of an alloy that contains 12% copper with 90 grams of pure copper.

Answer the questions below. Do not do any rounding.

(a) How many grams of copper are in the resulting mixture?

Il grams

(b) What percentage of the resulting mixture is copper?

Answers: 1

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PLEASE HELP ME An alloy is a mixture of metals. Suppose that a certain alloy is made by mixing 70 g...