When CO2 gas is passed through limewater, it turns milky. Which of the following compounds is responsible for this milkiness ?
A. Calcium oxide
B. Calcium chloride
C. sodium carbonate
D. Calcium carbonate
Answer:D
When CO2 gas is passed through limewater, it turns milky. Which of the following compounds is responsible for this milkiness ?
A. Calcium oxide B. Calcium chloride C. sodium carbonate D. Calcium carbonate