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The difference of number of water molecu...

The difference of number of water molecules in gypsum and plaster of Pairs is

A

`5/2`

B

2

C

`1/2`

D

`"1"1/2`

Text Solution

Verified by Experts

The correct Answer is:
D
Gypsum is `CaSO_4.2H_2O` ltbgt Plaster of Paris is `CaSO_4.1//2H_2O`
Difference in the number of water molecules `=2-1/2=1(1)/2`
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