On passing the current in water voltameter, the hydrogen

The current inside a copper voltameter

The current inside a copper voltameter

What is voltameter?

The chemical equivalent of silver is 108. If the current in a silver voltameter is 2 Amp. , the time required to deposit 27 grams of silver will be

Calculate the mass of hydrogen gas evolved by passing a current of 0.5 ampere for 40 minutes through acidified water.

Calculate the mass of hydrogen evolved by passing a current of 0.5 ampere for 40 minutes through acidulated water.

Methanol is manufactured by passing compressed water gas with excess of hydrogen over :

A current of 1.6 A is passing through a copper voltameter . Find the number of Cu atoms of deposited on the cathode per minute . Given e = 1.6 xx 10^(-19) C .