This will explain, I hope it helps
Answer:
Oxygen atoms contain 16 times more mass than Hydrogen atoms.
(a brainliest would be appreciated)
The pressure will decrease when valve in the right flow tube become leaky.
<h3>What is Pressure?</h3>
This is defined as the force per unit area of a substance. Volume is directly proportional to the pressure of a substance.
When there is a leakage, the volume decreases which leads to a corresponding decrease in the pressure.
Read more about Pressure here brainly.com/question/25736513