Acircuit has a voltage drop of 12.0 v across a 30.0 resistor that carries a current of 0.400 a. what is the power used by the resistor? use p = vi. a. 360.0 w b. 12.0 w c. 4.80 w d. 57.0 w

Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.