diazmichelle12 diazmichelle12

21-03-2017
Chemistry

contestada

A certain ore is 33.0% nickel by mass. How many kilograms of this ore would you need to dig up to have 25.0 g of nickel?

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21-03-2017

25/x=33/100
2500=33x
X=75.75757575757576grams

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