Which of the following describes the products of a chemical reaction? a. the original materials b. the chemicals on the right side of a chemical equation c. the chemicals on the left side of a chemical equation d. the substances that are changed

The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?

Determine the maximum r-value of the polar equation r =3+3 cos 0

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.