Question

3. Mohan prepared lime water and next month used it for the experiment showing CO is evolved in the process of respiration. i. White precipitate is formed. ü. White precipitate is not formed. i. Lime water must be fresh. iv. Lime water can be used anytime. a. (ü) is correct, b.(i) and (ii) are correct ) , c. (i) and (iv) are correct. d. (i) and (iv) are correct.​

Answer 1

Answer:

no white ppt is formed

Explanation:

CO2 released during respiration reacts with lime water to form CaCO3 which precipitates as white ppt. In this experiment, freshly prepared lime water is needed.