Question

Please tell me correct answer :-
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Answer 1

Carbon dioxide

Explanation:

Their roots take up water and minerals from the ground and their leaves absorb a gas called carbon dioxide (CO2) from the air.

4th option

Answer 2

Answer:

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Explanation:

R-X + H₂O → R-OH + HX is, rate = k[R-X]. The rate of reaction will be doubled when:

(a) Concentration of H₂O is doubled

of R-X is reduced to half

(b) Concentration

(c) Concentration of R-X is doubled

(d) None of these