The volume strength of 1.5 N H₂O₂ solution is

Write down the balanced equation for the reaction when:
Carbon dioxide is passed through a suspension of lime stone in water.

The hybridization of carbon atoms in C-C single bond of HC $$ \equiv $$ C - CH = CH₂ is

The degree of dissociation of calcium nitrate in a dilute aqueous solution, containing 7.0 g. of the salt per 100 gm of water at 100^oC is 70%. If the vapour pressure of water at 100^oC is 760 mm, calculate the vapour pressure of the solution.