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What volume of CO2 at STP is obtained b...

What volume of `CO_2` at STP is obtained by thermal decomposition of 20g `KHCO_3` ? [Atomic weight of `K=39 g mol ^(−1)`]
2`KCO_3(s)⟶K_2O(s)+2CO_2 (g)+H_2O(g)`

A

2.24 litre

B

Zero

C

0.85 litre

D

0.56 litre

Text Solution

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The correct Answer is:
B
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What volume of CO_2 at STP is obtained by thermal decomposition of 20g KHCO_3 ? [Atomic weight of K=39 g mol ^(−1) ] 2 KHCO_3(s)⟶K_2O(s)+2CO_2 (g)+H_2O(g)

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