Sammysam3999 Sammysam3999

16-02-2017
Chemistry

Answered

How many moles are there in 1.3 x 1024 atoms of Calcium?

A0.05 moles of Ca
B84.18 moles of Ca
C2.2 moles of Ca
D3.5 x 10-24 moles of Ca

Verified Answer :

Anonymous Anonymous

16-02-2017

Number of moles in 6.23 10^23 atoms = 1
So, in 1.3 10^24 = 1.3 10^24 / 6.23 10^23
= 2.2 Moles

In short, Your Answer would be Option C

Hope this helps!

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