Given that Avogadro's number is 6.02 X 1023. Calculate the number of molecules present in 100.0moles of
Nitrogen gas -N2 (g).

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.

Which of these is a physical property

What is produced from neutralization of an acid and a base? a. hydronium ions b. citric acid c. salt and water