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Chemistry
Chemistry
Problem
28 g KOH is used to completely neutralize
C
O
2
CO_2
C
O
2
produced by heating 60 g impure sample
C
a
C
O
3
CaCO_3
C
a
C
O
3
. The percentage purity of
C
a
C
O
3
CaCO_3
C
a
C
O
3
is : a. 83.32 b. 20.83 c. 41.66 d. 40.00
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