1. how many hydrogen atoms are in 5 molecules of isopropyl alcohol, c3h7o a. 5 x (6.02 x 10^23) b. 5 c. 35 d. 35 x (6.02 x 10^23) 2. how many molecules are in 2.10 mol co2? a. 2.53 x 10^24 molecules b. 3.79 x 10^24 molecules c. 3.49 x 10^-24 molecules d. 1.26 x 10^24 molecules 3. what is the molar mass of aucl3? a. 96 g b. 130 g c. 232.5 g d. 303.6 g

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

28. which is not a reason that water is used to store spent fuel rods from nuclear power plants? water increases the speed of the chain reaction in the fuel rods. water protects nuclear power plant workers from the high temperature and radiation of the fuel rods. water acts as a radiation shield to reduce the radiation levels. water cools the spent rods. salts action

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.