13 Jan 2015

What is laughing gas?

Posted in Trivia Crack By emoji On January 13, 2015

Question: What is laughing gas?

Options:

Hydrogen Peroxide

Carbon Monoxide

Nitrous Monoxide

Nitrous Oxide

Correct answer:

Nitrous Oxide

Other mobile game answers:
Find the answers to emoji quiz, 600 celebs answers, trivia crack.

Post Views: 167