Arigid cylinder with a movable piston contains 50.0 liters of a gas at 30.0 degree c with a pressure of 1.00 atmosphere. what is the volume of the gas in the cylinder at stp?
(1) 5.49 l (3) 55.5 l
(2) 45.0 l (4) 455 l

When you perform this reaction, what could remain at the end of the reaction? check all that apply. excess reactant aqueous copper chloride excess reactant aluminum oxygen product solid copper carbon dioxide product aqueous aluminum chloride water

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.

Stage in which a typical star has completely stopped fusion