Which is a true statement regarding the law of mass balance? a. solids, gases, and liquids have their own specific equations for the law of mass balance. b. when the body converts a nutrient to another substance, there is no effect on mass balance. c. the law of mass balance applies to the input/output relationship of solids, liquids, and gases. d. the law of mass balance states that substances in the body are kept at constant levels because the human body is a closed system.

Choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. a 1.0 kg block is placed on top of a 2.0 kg block. a horizontal rope pulls the 2.0 kg block across a frictionless floor with a force of 21.0 n. the coefficient between the two blocks is 0.75. does the 1.0 kg block on top slide?