1. Chemistry Noun

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The science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions.

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See Also

Atomic Mass Atomic Weight Relative Atomic Mass (chemistry) the mass of an atom of a chemical element expressed in atomic mass units.

Ph Ph Scale (from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic).

Henry's Law (chemistry) law formulated by the English chemist William Henry; the amount of a gas that will be absorbed by water increases as the gas pressure increases.

Useful Words

Arm Branch Limb any projection that is thought to resemble a human arm; "the arm of the record player".

Authorship Composition Penning Writing the act of creating written works; "writing was a form of therapy for him".

Dealing Dealings Transaction the act of transacting within or between groups (as carrying on commercial activities); "I am not in dealing terms with her".

Affair Matter Thing a vaguely specified concern; "It is none of my affair".

Cancel Natural a notation cancelling a previous sharp or flat.

Science Skill ability to produce solutions in some problem domain; "the skill of a well-trained boxer".

With with; "With whom is he?".

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