Question

1) When carbon dioxide is passed through lime water, the talkiness is due
to the compound:
a. Ca(HCO,)
b. Caco,
c. H.CO,
d. CaO​

Answer 1

Answer:

beacuse when the co2 is passed to limewater caco3 is formed

Answer 2

Answer:

Ca(HCO)

Explanation:

When carbon dioxide gas is passed through or over limewater, it turns milky due to the formation of calcium carbonate. Lime reacts with acidic gases like sulfur dioxid