Chemistry > 2016 > 24
JAMB UTME
How many moles are there in 30g of CaCO3?
[Ca = 40, C = 12 , O = 16]
[Ca = 40, C = 12 , O = 16]
A.
0.50
B.
1.00
C.
0.30
D.
0.20
Answer: C
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