What is the molarity of a solution that contains 0.50 mole of naoh in 0.50 liter of solution?
1. 1.0 m
2. 2.0 m
3. 0.25 m
4. 0.50 m

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

What are the first three quantum numbers for the electrons located in subshell 2s?

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?