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navik [9.2K]
3 years ago
11

A certain ore is 29.9% nickel by mass. How many kilograms of this ore would you need to dig up to have 75.0 g of nickel?

Chemistry
1 answer:
vichka [17]3 years ago
7 0
75g ---- 29,9%
Xg ----- 100%
X = 7500/29,9
X = 250,836g :)
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