An alloy consist of 30% zinc, 45% nickel and rest copper.find the mass of copper in 800g of the alloy.
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Answer:
an alloy consists of 30% zinc, 45% nickel
copper % = 100 - (30 % +45%)
= 100-75
= 25%
weight copper = 25% of 800 g
= 1/4 * 800g
= 200g
Step-by-step explanation:
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