Chemistry, asked by munishsharma3949, 1 year ago

An ore contains 12% copper how many kilograms of the oa required to get 69 kg of copper

Answers

Answered by krisi

1

there Is 12% so u have to do 12 by 100 × x = 69 kg ...hope it will help
...of it will help u then mark me as brainlist

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