First one??
I believe this is the correct answer
<h3>
Answer:</h3><h3>
</h3><h2>E. Coli </h2>
<h2>its a easy and faster answer to look at (;</h2>
Answer:
C.
Explanation:
Since they're changing from a gas to a liquid, the particles are getting squished together more if that makes sense. They're not vibrating that fast anymore when they're in liquid form.
An isotope is when an element has the same number of protons and different number of neutrons. That is why the atomic mass changes.
The answer is, C: both Erin and Chris are correct.