Topic: Electrolysis of Water (Read 4088 times)

firedamage · « **on:** January 21, 2009, 06:21:04 AM »

How much water have to electrolyzed to produce 100kg of hydrogen?

sjb · « **Reply #1 on:** January 21, 2009, 06:29:33 AM »

What's the equation for the reaction?

firedamage · « **Reply #2 on:** January 21, 2009, 09:16:05 AM »

my lecturer didnt give me any equation..

nj_bartel · « **Reply #3 on:** January 21, 2009, 09:19:04 AM »

2H₂O

firedamage · « **Reply #4 on:** January 21, 2009, 09:22:09 AM »

sorry,can u give me the calculation?i still not understand very well..

Astrokel · « **Reply #5 on:** January 21, 2009, 10:30:52 AM »

Hey firedamage, you have to show some attempts of your own. Stoichiometry.

vhpk · « **Reply #6 on:** January 22, 2009, 11:14:30 PM »

sorry,can u give me the calculation?i still not understand very well..

So can you calculate the mole numbers of hydrogen that evolve and then use the chemical equation above for the calculation about the mass of water