Q491
The gas dissolved in water that makes it basic is :
A.
Ammonia
AnswerB.
Sulphur dioxide
C.
Hydrogen
D.
Carbon dioxide
Answer: Option A
Solution
Answer: Option A
Solution:
Ammonia gas that dissolves in water forms a solution of ammonium hydroxide (NH4OH). This solution (including the gas) is a strong base and will make the solution alkaline.