Is the graph more accurate with more atoms or less atoms?

If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million

Rank the four gases (air, exhaled air, gas produced from from decomposition of h2o2, gas from decomposition of nahco3) in order of increasing concentration of co2

In which of the following phases of matter do molecules have the highest amount of energy? a. liquid b. gel c. solid d. gas