What is the molar mass of a gas with a density of 3.50g/L at a temperature of 345 K and a pressure of 0.950 atm?

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

__can be defined as which velocity changes

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.