If there are 2.54cm in an inch, how many inches are in 14.8cm?

Why does every chemical reaction require a certain amount of activation energy? Ο Α. Energy is released when the reactants begin to react. OB Energy lost to the environment during the reaction must be replaced. O c.

Sea water coastal lakes connected to the open sea by shallow restricted outlets are called a. spits b. tombolos c. sea stacks d. lagoons

Substances with a pH close to 14 are strong what?

Explain why the brightness of the light emitted by a flashlight decreases as the flashlight moves farther away from you

All matter is made up of atoms. Which sentence correctly describes atoms? a An atom is the smallest particle of an element. b Atoms are the smallest particle of a nucleus. c An atom is a substance that has been cut in half.

You are given a clear solution of KNO3. Using 3-4 sentences explain how you would determine if the solution is unsaturated, saturated, or supersaturated

Which element combination (s) would result in electrons being shared? [] sodium (Na) and oxygen (O) [] carbon (C) and fluorine (F) [] oxygen (O) and hydrogen (H) [] aluminum (Al) and chlorine (Cl)

If you start with 4 moles of iron and 3 moles of oxygen to produce iron oxide, what is the limiting reagent? (You will need to balance the equation first.) Fe + O2 - > Fe2O3

Is burning wood a physical change

A gas is located inside a closed container. if the gas is allowed to occupy more volume inside the container, what will happen to the pressure? (note: there is no gas added to the container.)