Which of these units is most appropriate for describing a 26-mile marathon run?
terameter
gigameter
kilometer
nanometer

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.

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