Asked by Anna
Al(s) + H2SO4(aq) → Al2(SO4)3(aq) + H2(g)
What is the coefficient of H2 in the balanced equation, obtained by using oxidation numbers?
What is the coefficient of H2 in the balanced equation, obtained by using oxidation numbers?
Answers
Answered by
DrBob222
2Al(s) + H2SO4(aq) → Al2(SO4)3(aq) + H2(g)
..0x2 = 0..2*1+ = 2.........2*3+ = 6..............0
multiply Al half by 1 and multiply H2SO4/H2 half by 3 to give
2Al(s) + 3H2SO4(aq) → Al2(SO4)3(aq) + 3H2(g)
..0x2 = 0..2*1+ = 2.........2*3+ = 6..............0
multiply Al half by 1 and multiply H2SO4/H2 half by 3 to give
2Al(s) + 3H2SO4(aq) → Al2(SO4)3(aq) + 3H2(g)
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