Which changes of state are characterized by having atoms that gain energy? Check all that apply. melting
sublimation
freezing
vaporization
condensation
deposition
liquid to solid
gas to liquid
gas to solid

During which time interval does the object travel approximately 10 meters

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas