Chemistry

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I don't know how to get the mole ratios of the following:

Copper to Chloride
Zinc to Chloride
Zinc to Copper

There are the moles I have of each;
Copper 4.25*10^-3 mol
Zinc 3.67*10^-3 mol
Chloride 2.27*10^-2 mol

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    minerals used by animals for bones

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