Review Questions VII Chapter 7 (Vocabs) Flashcards
1
Q
Study of scientific matter
A
Chemistry
2
Q
Potential Hydrogen; indicates if acid or alkaline
A
pH
3
Q
Liquid part of a solution
A
Solvent
4
Q
Change in physical property; no new substance
A
Physical change
5
Q
Anhydrous w/o water (oils & waxes)
A
Ointments
6
Q
Branch of science that deals with chemistry related to life processes
A
Bio-Chemistry
7
Q
Made of protons plus neutrons
A
Molecular weight
8
Q
Chemically uniting 2 elements
A
Compounds
9
Q
Definite weight; Indefinite shape
A
Gas
10
Q
Droplets of oil in water emulsions
A
Oil in water
11
Q
Solid passing into a gaseous state w/o melting
A
Sublimination
12
Q
Solid or dissolved portion of solution
A
Solute
13
Q
Gain of electrons; oxygen is released
A
Reduction
14
Q
Thickness of a product
A
Viscosity
15
Q
Definite weight, volume, and shape
A
Solid