In the reaction, 2h2 o2 - - > 2h2o, how many hydrogen molecules are needed to produce two water molecules? a. 1b. 2c. 3d. 4

Question

Steve Gallagher

Chemistry

3 January, 17:55

In the reaction, 2h2 o2 - - > 2h2o, how many hydrogen molecules are needed to produce two water molecules? a. 1b. 2c. 3d. 4

+3

Answers (1)

Know the Answer?

Cadence Pugh · Answer 1

The balanced reaction between Hydrogen and Oxygen to form Water:

2H₂ + O₂ → 2H₂O

From the equation it already states that:

2 molecules of Hydrogen H₂ are needed to produce 2 molecules of Water H₂O

So the answer is 2.

Option B.