Chemistry
WAEC 1998
Which of the following can be added to dissolve the precipitate formed in the reaction represented by the following equation? CaCl
2(aq) + H
2C
2O
4(s) ⇌ CaC
2O
2
-
A.
Calcium chloride solution
-
B.
Concentrated hydrochloric acid
-
C.
Ethanol
-
D.
Ethanedioc acid
-
E.
Aqueous ammonia
Correct Answer: Option E
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