Choose the statement that is a misconception about a system in chemical equilibrium.

Select one:
a. The rate of the forward reaction is equal to the rate of the backward reaction.
b. The concentrations of the products and reactants don't change.
c. The values of the products and reactants do not have to match each other.
d. The reactions stop once equilibrium is reached.

Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?