InterviewSolution
Saved Bookmarks
| 1. |
(a) Why does common salt get wet during the rainy season ? (b) How can this impurity be removed ? (c) Name a substance which changes the blue colour of copper sulphate crystals to white. (d) Name two crystalline substances which do not contain water of crystallisation. |
|
Answer» (a) Why does common salt get wet during the rainy season ? (b) How can this impurity be removed ? (c) Name a substance which changes the blue colour of copper sulphate crystals to white. (d) Name two crystalline substances which do not contain water of crystallisation. |
|