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Tardigrade
Question
Chemistry
In the decomposition of 10 g of MgCO 3, 0.1 mole CO 2 and 4.0 g MgO are obtained. Hence, percentage purity of MgCO 3 is
Q. In the decomposition of
10
g
of
M
g
C
O
3
,
0.1
mole
C
O
2
and
4.0
g
M
g
O
are obtained. Hence, percentage purity of
M
g
C
O
3
is
528
189
Some Basic Concepts of Chemistry
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A
50%
B
60%
C
40%
D
84%
Solution:
Correct answer is (d)
84%
