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The percentage of water of crystallisati...

The percentage of water of crystallisation in washing soda `Na _(2) CO_(3) . 10 H_(2)O [Na = 23, C = 12, O = 16, H =1]` is

A

`62.92%`

B

`50%`

C

`75%`

D

`90%`

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Verified by Experts

The correct Answer is:
A
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