12. In a certain experiment 2.50 g of NH3 reacts with 2.85 g of O2. Which reactant is the limiting reactant? How many grams of NO form? How much excess reactant remains after the liming reactant is completely consumed?

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11. The complete combustion of octane, C8H18, a component of gasoline, proceeds as
follows:
2 C3H18+25 O2 → 16 CO2 + 18 H20
a) how many moles of CO2 are produced when 1.50 mol octane reacted?
b) How many grams water produced in this reaction?
c) How many moles oxygen required to form 90.0 g water?
12. In a certain experiment 2.50 g of NH3 reacts with 2.85 g of O2. Which reactant is the
limiting reactant? How many grams of NO form? How much excess reactant remains
after the liming reactant is completely consumed?
13. Given 30.0 g benzene and 65.0 g bromine in the following reaction:
C&Ho + Br2 → CgH;Br + HBr
If the actual yield of C6H5B , bromobenzene, is 56.7 g, what is the percentage yield?
70
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Transcribed Image Text:11. The complete combustion of octane, C8H18, a component of gasoline, proceeds as follows: 2 C3H18+25 O2 → 16 CO2 + 18 H20 a) how many moles of CO2 are produced when 1.50 mol octane reacted? b) How many grams water produced in this reaction? c) How many moles oxygen required to form 90.0 g water? 12. In a certain experiment 2.50 g of NH3 reacts with 2.85 g of O2. Which reactant is the limiting reactant? How many grams of NO form? How much excess reactant remains after the liming reactant is completely consumed? 13. Given 30.0 g benzene and 65.0 g bromine in the following reaction: C&Ho + Br2 → CgH;Br + HBr If the actual yield of C6H5B , bromobenzene, is 56.7 g, what is the percentage yield? 70 DII PrtScn Home F3 F4 F5 F6 F7 F8 F9 & 4 7 8 9 Y U く
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