Answer:
C) 3
Step-by-step explanation:
Al + H2SO4 → Al2(SO4)3 + H2
2Al + H2SO4 → Al2(SO4)3 + H2
2Al + 3H2SO4 → Al2(SO4)3 + H2
2Al + 3H2SO4 → Al2(SO4)3 + 3H2
Answer:(3)
Explanation: 2Al+3H2SO4----->Al(2SO4)3+3H2
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