Frank has an eraser It has a mass of 4g and a volume of 2ml What is its density hint Density equals mass and volume

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 states of matter have particles that move independently of one another with very little attraction?

If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted