Review Questions VII Chapter 7 (Vocabs) Flashcards by Yun Zeng

Q

Study of scientific matter

A

Chemistry

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Q

Potential Hydrogen; indicates if acid or alkaline

A

pH

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Q

Liquid part of a solution

A

Solvent

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Q

Change in physical property; no new substance

A

Physical change

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Q

Anhydrous w/o water (oils & waxes)

A

Ointments

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Q

Branch of science that deals with chemistry related to life processes

A

Bio-Chemistry

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Q

Made of protons plus neutrons

A

Molecular weight

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Q

Chemically uniting 2 elements

A

Compounds

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Q

Definite weight; Indefinite shape

A

Gas

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Q

Droplets of oil in water emulsions

A

Oil in water

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Q

Solid passing into a gaseous state w/o melting

A

Sublimination

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Q

Solid or dissolved portion of solution

A

Solute

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Q

Gain of electrons; oxygen is released

A

Reduction

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Q

Thickness of a product

A

Viscosity

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Q

Definite weight, volume, and shape

A

Solid

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Q

Binds water and deposits it into the skin

A

Humectants

Q

Basic unit of matter

A

Elements

Q

Lubricants from plants or animal sources

A

Fatty Acids

Q

Maintain of science that deals with chemistry

A

Preservatives

Q

Point where solute no longer dissoves

A

Saturation Point