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Which of the following salt does not contain the water of crystallization? |
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|
(a) |
Blue vitriol |
(b) |
Baking soda |
|
(c) |
Washing soda |
(d) |
Gypsum |
|
Which of the following salt does not contain the water of crystallization? |
|||
|
(a) |
Blue vitriol |
(b) |
Baking soda |
|
(c) |
Washing soda |
(d) |
Gypsum |