a)What happens when the crystals of washing soda are left exposed to air
b)what colour change do u observe on adding :
i) blue litmus to an aqueous solution of washing soda
ii) red litmus to an aqueous solution of washing soda
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Answered by
1
A. it looses 9 molecules of water of crystallisation
issacabbas:
Thanks, but b answer
Answered by
3
Chemical formula of washing soda is Na2CO3.10 H2O
When sodium carbonate crystals are exposed to air They lose water of crystallization and turn to white powder.
Na2CO3 .10H2O → Na2CO3 + 10 H2O
b) no change
turns blue
When sodium carbonate crystals are exposed to air They lose water of crystallization and turn to white powder.
Na2CO3 .10H2O → Na2CO3 + 10 H2O
b) no change
turns blue
Precise answer.
thanku
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