Which of the following is a solvent for both polar and nonpolar solutes?
a)water
b)carbon tetrachloride
c)ethanol
d)benzene

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

The element that has the greatest electronegativity is