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Percentage composition

Percentage of Mg in MgO

Percentage of oxygen in CO2

Percentage of calcium in CaCO3

Percentage of Nitrogen in H2NO4

Percentage of carbon in CaCO3

Percentage of chlorine in MgCl2

Percentage of oxygen in CaCO3

Percentage of Iron Fe2O3

Percentage of oxygen in Mg(OH)2

please show all working out for each question

User Shobhit C
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2 Answers

1 vote

Answer:

I have posted the answer as an image below:

Step-by-step explanation:

User Leandro Matilla
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7.9k points
4 votes
there goes the ist of what you're supposed to do.
Percentage composition Percentage of Mg in MgO Percentage of oxygen in CO2 Percentage-example-1
User Anup Sharma
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7.7k points