How much `H_2` in grams will be liberated if 1F electricity is passed through acidic-fied wateR?

The same amount of electricity was passed through two cells containing molten Al_2O_3 and molten NaCl. If 1.8g of Al were liberated in one cell, what amount of Na is liberated in the other cell?

How much energy is given to each coulomb of charge passing through a 6V battery?

Classify the following as chemical or physical changes passing of electric current, through water and the water breaking down into hydrogen and oxygen gases.

During electrolysis, how many litres of O_2 will be liberated at NTP on passage of 96500C of electricity.

Two electrolytic cell containing AgNO_3 solution and dilute H_2SO_4 solution were connected in series. A steady current of 2.5 ampre was passed through them till 1.078g of silver was deposited. (Ag = 108 u, IF = 96500 C). How much electricity was consumed?

Which halogen will produce O_2 and O_3 on passing through water?

Two electrolytic cell containing AgNO_3 solution and dilute H_2SO_4 solution were connected in series. A steady current of 2.5 ampere was passed through them till 1.078g of silver was deposited. (Ag = 108 u, IF = 96500 C). What was the weight of oxygen gas liberated?

An electric lamp of 100Omega , a toaster of resistance 50Omega , and a water filter of resistance 500Omega are connected in parallel to a 200V source. What is the resistance of an electric iron connected to the same source that takes as much current as all three appliances, and what is the current through it?