Chemistry, asked by meghnamanavi, 1 year ago

number of moles in 25gm of CaCO3

Answers

Answered by preeti9578

2

we know that

Ca=40gm

C=12gm

O=16gm

So

CaCO3=40+12+16*3

=52+48

=100gm

no. of moles=given mass/molar mass

=25/100

=1/4gm

=0.25gm

meghnamanavi: atomic masses of C and O are 12 and 16 respectively. You wrote wrong.

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