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number of moles of MgCl2 in 15g of MgCl2.6H2O

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How do you calculate the number of moles of MgCl2 in 15g of MgCl26H2O?

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Solution Summary

It shows how to calculate the number of moles of MgCl2 in 15g of MgCl2.6H2O.

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First find the molecular mass of MgCl2.6H2O:
24 + 2*35.5 + 6*(2*1+16) = 203 ...

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