Question

The speed of sound in hydrogen is about 3.9 times its speed in air. If its speed in

hydrogen is almost 1287 m/s, what is its speed in air?

Answer 1

330 m/s

Explanation:

Divide 1287 m/s by 3.9 to get the speed of sound in air as given that the speed of sound in hydrogen is 3.9 times it's speed in hydrogen.

Hope this makes sense.

Good luck!!

Answer 2

330

Explanation: