Chemistry, asked by aaryanrajput40370, 7 months ago

Q11. On passing excess CO, through lime water, it first turns milky and thenbecomes colourless. Explain why ? Write chemical equations.
Q12. How are bases different from alkalis ? Are all bases alkalis?

Answers

Answered by mamaisablessing

1

Explanation:

calcium carbonate is formed which in insoluble precipitate

ca(OH)2+ CO2 after reaction CaCO3 + H2O

it become colour less whech CaHCO3 is formed calcium bicarbonate which is water soluble

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