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A method used to determine the molecular weights of volatile liquids.

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Film badge

A small patch of photographic film worn on clothing to detect and measure accumulated incident ionizing radiation.

Law of Conservation of Energy

Energy cannot be created or destroyed, it may be changed from one form to another.

Dipole-dipole Interactions

Attractive interactions between polar molecules, that is, between molecules with permanent dipoles.

Electroplating

Plating a metal onto a (cathodic) surface by electrolysis.

Chemical Bonds

The attractive forces that hold atoms together in elements or compounds.

Buffer Solution

Solution that resists change in pH, contains either a weak acid and a soluble ionic salt of the acid or a weak base and a soluble ionic salt of the base.

Theoretical Yield

Maximum amount of a specified product that could be obtained from specified amounts of reactants, assuming complete consumption of limiting reactant according to only one reaction and complete recovery of product.

Metalloids

Elements with properties intermediate between metals and nonmetals: B, Al, Si, Ge, As, Sb, Te, Po, and At.

pH

Negative logarithm of the concentration (mol/L) of the H3O+[H+] ion, scale is commonly used over a range 0 to 14.

Dispersed Phase

The solute-like species in a colloid.