Question

If a moist blue litmus paper is brought neat the Co, gas, will there be any change
in the colour of the litmus paper ? Give reason​

Answer 1

Answer:

When wet blue litmus paper is brought near to HCl gas, it will turn red.

Explanation:

In normal cases when blue litmus paper is treated with acid, it changes its color to red indicating the acidity of the substance.

Answer 2

Answer:

र्ूेब्हुदपतमरिगुदुदुदुगुगपदपदपवदुदप