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Volume 9, The First Question
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Volume 9, The Third Question
PREVIEW
... mixed and heated. Assume that pentahydrate copper sulfate and barium chloride will completely react with each other.
Kirishima Shouko’s answer:
“Barium sulphate, copper chloride, water”
Teacher’s comment:
Correct. The chemical equations in this reaction is
CuSO4+BaCl2->BaSO4+CuCl2
But before this, with the addition of pentahydrate copper sulphate, there will be the reaction of
CuSO4?5H2O->CuSO4+5H2O
So water’s formed amongst ...
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