Science

a. temperature b. pressure c. temperature and pressure d. molar mass

a. diffusion b. osmosis c. distillation d. effusion

Chlorine is produced by the reaction 2HCl(g) → H2(g) + Cl2(g). How many grams of HCl (36.5 g/mol) must be used to produce 10 L of chlorine at STP? a. 15.8 g b. 30.2 g c. 32.6 g d. 36.5 ...

In the reaction 2C + O2(g) → 2CO(g), what is the volume ratio of O2 to CO? a. 1:1 b. 2:1 c. 1:2 d. 2:2

a. identity of the gas. b. molar mass of the gas. c. condensation point of the gas. d. rate of diffusion of the gas.

a. 11.2 L b. 16.0 L c. 22.4 L d. 32.0 L

a. measured at constant temperature and pressure. b. that equal 1 L. c. that equal 22.4 L. d. measured at STP.

a. 1 atm. b. 760 atm. c. 101.325 atm. d. 101 atm.

a. diffuses. b. is dense. c. is compressed. d. condenses.

a. all particles move in the same direction. b. all particles have the same kinetic energy. c. the particles cannot diffuse. d. the particles exert attractive forces on each other.