Asample of chlorine gas is held at a pressure of 1023.6 kpa. when the pressure is decreased to 8114 kpa the
temperature is 36°c, what was the original temperature? gas law used:

Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.

Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon

You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?