Chemistry, asked by oluwasegunisaac20, 10 hours ago

1 mole of calcium trioxocarbonate (v)

Answers

Answered by ml3477704
0

How many moles of calcium carbonate (CaCO

3

) are present in 20 g of the substance?

(Ca=40,C=12,O=16)

Explanation:

Molecular weight of CaCO

3

=40+12+(16×3)=100 g

Given weight =20 g

Therefore no. of moles =

Molecular weight

Given weight

=

100

20

=0.2 moles

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