Question

Why is plaster of Paris written as Caso4.1/2H2O ? How is it possible to have half a water molecule attached to Caso4

Answer 1

Heya mate

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Here is the answer ⤵⤵

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⏪The chemical formula of plaster of Paris is CaSO4.1/2H2O.


⏪CaSo4.1/2H2O is written in this form to show that 2 molecules of CaSo4 combine with 1 molecule of water. Thus each calcium sulphate molecule get only half the share of water molecule and hence hemihydrates.


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Hope it helps✌✌✌



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