Heat and Energy
Heat is given off when hydrogen gas burns in air according to the equation:
2 H 2 (g) + O 2 (g) → 2 H 2 O (g)

Which of the following is responsible for the heat?

Question

Heat and Energy 
 Heat is given off when hydrogen gas burns in air according to the equation: 
 2 H 2 (g)  + O 2 (g)  →  2 H 2 O  (g) 
   
 Which of the following is responsible for the heat?

Answer

Breaking hydrogen bonds gives off energy.

Answer

Breaking oxygen bonds gives off energy.

Answer

Forming oxygen-hydrogen bonds gives off energy.

Answer

Both (A) and (B) are responsible.

Answer

(A), (B) and (C) are responsible.

Answer

I don't know

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Heat and Energy Heat is given off when hydrogen gas burns in air according to ...

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