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KATRIN_1 [288]
3 years ago
9

_c h 3 c h 2 c o o h+ _0 2 -》 _h 2 o + co2 how many molecules of o2 are required for the complete combustion of 6 moles of propa

noic acid
Chemistry
1 answer:
lesya692 [45]3 years ago
3 0

Answer:

21 molecules of oxygen.

Explanation:

The balanced equation is

2CH3CH2COOH + 7O2 ----->  6CO2 +  6H2O.

So 2 molecules of propanoic acid require   7 moles of oxygen.

Therefore 6 molecules require 7/2 * 6 = 21 molecules of oxygen.

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