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valentinak56 [21]
3 years ago
7

How many moles of MgCl2 are there in 338 g of the compound

Chemistry
1 answer:
krok68 [10]3 years ago
3 0

atomic mass of magnesium = 24.305

atomic mass of chlorine = 35.453

molecular mass of MgCl2 = 24.305+2*35.453 = 95.211

Number of moles in 338 g of pure MgCl2

= 338/95.211 = 3.55001 moles

Ans. there are 3.55 moles of MgCl2 in 338 g of the substance.

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