Selecting “exergaming is a healthy activity” for the topic in this lecture was a good idea because
a.
the teacher is curious about exergaming
c.
exergaming is very popular right now
b.
some people think exergaming is controversial
d.
all of these

A50.0 ml sample of gas at 20.0 atm of pressure is compressed to 40.0 atm of pressure at constant temperature. what is the new volume? 0.0100 ml 0.325 ml 25.0 ml 100. ml

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car