Which phrase is the best definition of matter? A. The smallest piece of a chemical compound that retains the
properties of the compound
B. A substance that can change in both volume and shape
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C. Something that occupies a volume of space and also has mass
D. A substance that cannot be divided into smaller pieces

How to tell if a molecule is polar or nonpolar with electronegativity

A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.

Which is the most accurate name for the covalent compound p2o3?