Question

15. Suppose you have to determine the percentage of carbon dioxide in a sample of a gas
available in a container. Which is the best absorbing material for the carbon dioxide?
1) Heated copper oxide
2) Cold, solid calcium chloride
3) Gold, solid calcium hydroxide
4)Heated charcoal​

Answer 1

Answer:

2)Cold, solid calcium chloride

Answer 2

☆▪︎AnSwer▪︎☆

2) COLD ,SOLID CALCIUM CHLORIDE