Q30E

Question

A 2.0 liter volume of hydrogen gas combined with 1.0 liter of oxygen gas to produce 2.0 liters of water vapor. Does oxygen undergo a chemical or physical change?

Step-by-Step Solution

Verified
Answer

Chemical change.

1Step 1. Analyzing the given reaction

Oxygen is converted into a new compound that cannot be reversed using any physical method.

Hence, we can conclude oxygen underwent a chemical change.