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Grade: 11
        
b) 3 g of dihydrogen react with 29.0 g of dioxygen to yield water as follows.

O2 (g) + 2H2 (g) -----------------? 2H2O (g)

1. Which is limiting reactant?
2. Calculate the maximum amount of H2O that can be formed.
3. Calculate the amount of one of the reactants which remains unreacted.

2 years ago

Answers : (1)

Umakant biswal
5349 Points
							
@ shaik 
here the equation is balanced , so, we need to calculate no of moles frst , 
h2 = 3/2 = 1.5 moles 
o2 = 29/32 = 0.90 moles 
then just divide the no of moles with the coefficient of balanced equation 
h2 = 1.5 / 2 = 0.75 
o2 = 0.90/ 1= 0.90 
so, here H2 will be the limiting reagent , 
HOPE IT CLEARS 
2 years ago
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