A) Giving off \[C{{O}_{2}}\]
B) Changing into \[CaC{{O}_{3}}\]
C) Uniting with water
D) Giving out water
Correct Answer: C
Solution :
\[\underset{\text{Plaster of paris}}{\mathop{CaS{{O}_{4}}.\frac{1}{2}{{H}_{2}}O}}\,+\frac{1}{2}{{H}_{2}}O\,\to \,\underset{\text{Hard mass}}{\mathop{CaS{{O}_{4}}.2{{H}_{2}}O}}\,\]You need to login to perform this action.
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