what is the mass of oxygen required to react completely with 15g of H2 gas to form water
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7.5g of oxygen is needed
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See….
according to the equation
2H2 + O2 →2H20
So if we compare the molecular masses we get that 4 g of H2 reacts with 32g of O2 to form water(according to the balanced eqn.)
So 15 of H2 will require ( (32*15)/4)) = 120g of oxygen
Hope this helps.
according to the equation
2H2 + O2 →2H20
So if we compare the molecular masses we get that 4 g of H2 reacts with 32g of O2 to form water(according to the balanced eqn.)
So 15 of H2 will require ( (32*15)/4)) = 120g of oxygen
Hope this helps.
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