1) FOR BALLOON #1: Use the Dalton's Law of Partial Pressure to determine the partial pressure of hydrogen (in atm) in the balloon assuming the temperature of
the system was 20°C and the atmospheric pressure was 0.998 atm. Show all your
calculations. Don't forget the units.

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?