Chapter 11 Flashcards
What type of change occurs when ice melts and becomes water
2
Physical
A combination of substances that are held together by a physical rather than chemical ties is called a
1
Mixture
If a product has a pH of 8.9 it’s considered___?
3
Alkaline
A special type of oil use the nail polish dryers and as a skin protectant is
- Silicone
There are about _____naturally occurring elements each with its own distinctive physical and chemical properties.
5
90
Pure water with the pH of seven is considered to be
6 neutral
The separating of a substance into ions is known as
7
Ionization
One fermented to make wine, the sugar in grapes is converted into
8
Ethyl alcohol
Liquids that mix easily are known as
9
Miscible
In creating a solution, the liquid used to dissolve a substance is called the
10
Solvent
Molecule is formed by joining two or more _____ chemically
11
Atoms
An alteration of properties of a substance without a formation of a new substance is
12
Physical change
The tail of a surfactant molecule is _____, meaning oil loving
13
Lipophilic
Preparation made by dissolving a solid liquid or gaseous substance in another substance is
14
Solution
______ Are substances used to neutralize acid’s or raise the pH of many hair products
15
Alkanolamines
A permanent mixture of two or more substances that are united with the aid of a binder is
16
Emulsion
Temporary mixtures of two kinds of matter are?
17
Suspensions
Organic chemistry is the study of all substances containing
18
Carbon
Substances that act as a bridge to allow oil and water to mix or emulsify are
19
Surfactants
When two or more elements combine chemically, they form a new substance called
20
Compound
The branch of chemistry that deals with products that do not contain carbon is called
21
Inorganic
Anything that occupies space, has physical and chemical properties, and exists be there in a solid liquid or gas form is known ass
22
Matter
The smallest particle of an element is the
23
Aron
Substances that cannot be reduced or simpler substances are called
24
Elements