Examlex
________ involves undertaking an activity until its marginal benefits equal marginal costs.
Moles
A measure of quantity in chemistry that represents 6.022 x 10^23 particles of a substance.
Helium
Helium is an inert gas with the atomic number 2, notable for its low density, lack of color, odor, or taste, and for being the second lightest and second most abundant element in the observable universe.
KCl
Potassium chloride, a metal halide salt composed of potassium and chlorine, used in medicine, food processing, and scientific applications.
Moles
A chemical unit of measure that denotes an amount of substance containing approximately 6.022 x 10^23 particles.
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