Asample of nitrogen gas has a volume of 32.4 l at 20°c. the gas is heated to 220ºc at constant pressure. what is the final volume of nitrogen?

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8

What causes the appearance of lines in a emission spectrum