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What percent of CO2 in air is just suffi...

What percent of `CO_2` in air is just sufficient to prevent loss in weight when `CaCO_3` is heated at `100^@C`?
(Equilibrium contant K for `CaCO_3(s) hArr CaO(s)+CO_2(g)` is 0.0095 atm at `100^@C`)

A

`0.95%`

B

`0.29%`

C

`0.05%`

D

`0.71%`

Text Solution

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The correct Answer is:
A
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