A 70.0g sample of N2 gas occupies 43.5 L at 45 oC and 1.50 atm of pressure. Some gas is removed from the container. The pressure and temperature now read 1.00 atm and 50oC, respectively. How many moles of gas are in the container now? Assume the volume of the container does not change.

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.