CH-517
Collecting gases
Chemistry · Secondary 3 · Easy · Collecting gases
A gas is collected over water by downward delivery (air is displaced downwards). Which property must this gas have?
- It is less dense than air and insoluble in water.
- It is denser than air and insoluble in water.
- It is less dense than air and soluble in water.
- It is denser than air and soluble in water.
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