Question

A substance that does not contain water of crystallization is:
A. Blue vitriol
B. Common salt
C. Glauber salt
D. Washing soda crystals
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Answer 1

Answer:

Blue Vitriol .

Explanation:

Explanation: As blue vitriol has the formula CuSO4. 5H2O, glauber's salt has the formula Na2SO4. 10H2O and common salt and washing soda crystals have the formula NaCl and Na2CO3 respectively, hence they do not have water of crystallization

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