Question

when you add water to sulphur dioxide put a blue litmus paper in it why does it turn red ? give answer in short​

Answer 1

Answer:

Sulphur dioxide is acidic solution. That is why blue litmus paper changes into red.  

hope it helps:)

Answer 2

Explanation:

the nature of sulphur di oxide is acidic it has a ph of approximately 10 or something idk that.