How many moles of naoh are needed to make a 1 m solution?

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

Match each statement with the state of matter it describes