Question

Certain amount of a gas is enclosed in discharge tube. The bulb in the arrangement given below can be made to glow again:a. vaccum is created in discharge tube b. The gas is replaced by small amount ofeasily inosiable gas.c. the other gas of low molecular weigh is introducedd. the amount of gas is the discharge tube isdecreased​

Answer 1

Explanation:

gas a in a vaccum ias mor heavier beacause it 2>t *t q3 in gas c is nean gas b is argon 0.001 % in earth