Which task most likely involves a calculation that uses moles? measuring a sugar sample on a balance counting the number of jellybeans in a jar determining the number of atoms in a jar of liquid finding the rate of expansion of a gas-filled balloon

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >

d) a person who learns about the world by observing it.

explanation:

scientist are people who discover why and how things are done and made in the world.

the answer is d. matter from the air combined with the steel wool.