Question

)What do you observe when moist blue litmus paper and moist red litmus papers are introduced in the jar of hydrogen?

Answer 1

It become red because CO2 in H2O is acidic in nature. ...
and it have no action on red litmus

Answer 2

We will observe when moist blue litmus paper and moist red litmus papers are introduced in the jar of hydrogen :


•Moist blue litmus will turn into red ;

As because,

The carbon dioxide present in the jar
mixes with the moist atmosphere ( H2O )
To from an acidic nature.

•Moist Red litmus will have no reaction.


Hope it will help you.