Question

How many moles of chloride ions are in 0.0750 g of magnesium chloride (MgCl2)?

Answer 1

Answer:

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Answer 2

Answer:

there are two chloride ions present in a molecule of MgCl_{2}MgCl

2

.

Explanation:

Since one mole of MgCl2 consists of one mole of magnesium and two moles of chlorine, the mass of one mole of MgCl2 must be the sum of the masses of the elements. The mass of one mole of a substance is called the molar mass or molecular weight.