Based on Figure 25-2, are red giants hotter than white dwarfs?

V1t2 = v2t1 is an expression of who’s law

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.

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