When you stand on a bathroom scale, what force or forces are acting on you? A) normal force only

B) gravitational force only

C) gravitational and normal forces

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).