Test Review Chapter 10 Flashcards
1
Q
- What is the symbol for atmospheric oxygen .?
A
O2
2
Q
- Which of the following is not a organic substance .?
A
Air
3
Q
- The smallest chemical particle of an element that retains the properties of that element is ________ .?
A
An atom
4
Q
- All living things or things that were once alive , contain _______ .?
A
Carbon
5
Q
- What is the letter symbol for carbon.?
A
C
6
Q
Energy ________ .?
A
Is not matter
7
Q
- Matter is any substance that occupies space and has _____ or weight .?
A
Mass
8
Q
- The study of substances that do not contain carbon but may contain hydrogen is ____ .?
A
Inorganic chemistry
9
Q
- Which of the following is not a chemical .?
A
Light
10
Q
- Which branch of science focuses on the study of substances that contain the element carbon .?
A
Organic chemistry
11
Q
- When an abrasive file is used on the nail plate and both the nail plate and file are changed ________ .?
A
Physical change
12
Q
- All atom , elements , elemental molecules and _____ are pure substances .?
A
Compound molecules
13
Q
- How many atoms are in a molecule .?
A
2 or more
14
Q
- Weight is an example of _____ .?
A
A physical property
15
Q
- When water boils it .?
A
Changes it’s physical form to gas .
16
Q
- Millions of chemical reactions occur in the body every ____ which is what keeps us alive .?
A
Second
17
Q
- Which of the following has a definite volume , but not a definite shape .?
A
Liquids
18
Q
- Salt water is an example of ____.?
A
Physical mixture
19
Q
- A ____ is a stable , uniform blend of two or more substances . ?
A
Solution
20
Q
- Common table salt is an example of _____ .?
A
Compound molecule
21
Q
- All matter exits in on of five different physical forms , including solid , liquid , gas , vapor and ____ .?
A
Plasma
22
Q
- The tail of a surfactant molecule is .?
A
23
Q
- Pomades and pastes are made with a combination of petrolatum and what two other substances .?
A
Oil and wax
24
Q
- Glycerin is ____ substance .?
A
An oily
25
Q
- A property formulated emulsion, stored under ideal conditions , be stable for up to .?
A
3 years
26
Q
- The binding agent that allows liquids to join together in an emulsion is called ____ .?
A
An emulsifier
27
Q
- Mayonnaise is an example of _____.?
A
An oil in water emulsion
28
Q
28 . Food balm is an example of ____ .?
A
29
Q
- Volatile alcohol is alcohol that _____.?
A
Evaporates easily
30
Q
- Water and oil are _____ .?
A
Immiscible liquids
31
Q
31 An alkali _______
A
Has a PH more than 7.0
32
Q
- Nail polish is an example of ____.?
A
An organic
33
Q
- Electricity is considered to be ________ .?
A
Energy
34
Q
- How many naturally occurring elements are there .?
A
90
35
Q
- A special type of ingredient used in nail polish dryers and skin protectants is ______ .?
A
Silicones
36
Q
- A volatile organic compound contains which of the following .?
A
Carbon
37
Q
- When ionization occurs , the resulting ions _______ .?
A
Opposite electrical charges
38
Q
- The more ______ ions a substance has, the more acidic it will be .?
A
Hydrogen
39
Q
- A ph of 8 is _______ than a ph of 7.?
A
10 times more alkaline
40
Q
- Pure water has a ______ PH .?
A
Neutral
41
Q
- An atom or molecule that carries an unbalanced electrical charge is called _____.?
A
An electron
42
Q
- A product must contain ______ to have a PH .?
A
Water
43
Q
- An acidic solutions will turn litmus paper from .?
A
Blue to red
44
Q
- The PH scales ranges from ______ .?
A
0 -14
