Boxes A and B are in Fig. contact on a horizontal, frictionless surface, as shown in Fig. Box A has mass 20.0 kg and box B has mass 5.0 kg. A horizontal force of 100 N is exerted on box A. What is the magnitude of the force that box A exerts on box B ?

Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.

An object's buoyant force and weight mean the same thing.a. trueb. false

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?