Chemistry, asked by adidev546, 6 months ago

Calculate the percentage of magnesium and oxygen in magnesium nitrate crystals

Answers

Answered by swapnamatoor

2

Answer:

Answer

Correct option is

A

75

Molar mass of Mg(NO

3

)

2

.6H

2

O=256.4 g

So, % of oxygen =192×

256.4

100

=75

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