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Chemistry CBSE Live product
Class 8
Nature of matter: Elements, compounds and mixtures
Pure substance and its classification
7.
Electrolysis
Question:
2
m.
Read the situation give below and help
Arjun
to
choose
answers to score centum in exams:
Electrolysis of water
What is the mole ratio of hydrogen and oxygen in water molecule?
2:1
4:1
3:1
1:2
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