A sample of 7.55g of He has a volume of 5,520mL and a temperature of 123C what is the pressure in torr?

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.