The reaction of hydrogen with oxygen to form water obyes laws of conservation of mass
i.e.
4g of hydrogen reacts with 32g of oxygen then what will be the mass of water
i will mark as brillant
Answers
Answered by
2
Answer:
ANSWER
H
2
+
2
1
O
2
⟶H
2
O
Mass-4g20g
Moles-20.625
1 mole of H
2
requires 0.5 moles of O
2
.
∴ 1.25 moles of H
2
requires 0.625 moles of O
2
∴ O
2
is a limiting reagent.
0.5 mole O
2
⟶1 mole H
2
O
∴0.625 mole O
2
=
0.5
1×0.625
moles H
2
O.
=1.25 moles of H
2
O
Therefore, mass of H
2
O formed =1.25×18=22.5 gm
Hence, option C is correct.
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