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Which is not true for combustion reactions? a. they always occur in the presence of oxygen b. they produce carbon dioxide and water c. they usually require a lot of energy to form products d. a candle
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Which is not true for combustion reactions?

a. they always occur in the presence of oxygen
b. they produce carbon dioxide and water
c. they usually require a lot of energy to form products
d. a candle burning is an example of one ​

User Dsaydon
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6.0k points

1 Answer

2 votes

Answer:

They usually require a lot of energy to form products

Step-by-step explanation:

  • Energy may not be reasonable source.
  • Oxygen and hydrocarbon is enough to produce the products .

Petroleum products, Carbon and hydrocarbons are also necessary

User Mrityunjay
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