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Foundations chapter 6
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If you were to leave the freezer open all night, all the ice will melt. What is this a result of?
 
An endothermic reaction
 
An exothermic reaction
 
Neutralization
 
Ionization
A _____ is capable of igniting and burning.
 
Combustible
 
Carcinogen
 
Mutagen
 
Chemical
Which of the following BEST describes a carinogen?
 
A substance that causes cancer
 
A substance made of carbon
 
A material capable of igniting or burning
 
A material that is very easy to ignite
In the uniform order of the SDS, which of the following comes immediately after the first category of "Identification"?
 
Hazard Identification
 
First-Aid measures
 
Toxicology Information
 
Disposal Considerations
SDS are designed for:
 
Use in emergencies
 
Use only by new employees
 
Use only by managers
 
Everyday use
How many accepted pictograms are included in all SDS?
 
9
 
3
 
6
 
16
An SDS is formatted into how many catagories?
 
16
 
12
 
10
 
8
What did the Safety Data Sheet (SDS) replace?
The material saftey data sheet (MSDS)
Which of the following is TRUE today of the disposal of many of the chemicals used in salons, spas, and barbershops?
 
Most states and countries do not have regulations in place
 
There are no regulations in place anywhere across the US
 
Most states and countries have regulations in place
 
There are strict & universal regulations in place in the US
Why should ammonia never be mixed with bleach?
 
It creats a potentially deadly gas
 
It "discolors" more than lightens the hair
 
It dries out skin excessively
 
They become unpredictable in their use
What accompanies the rapid oxidation of a substance during combustion?
 
The production of heat and light
 
An endothermic reaction
 
Neutralization
 
An ionization of the substance
Acid-alkali neutralization reations occure when an acid is mixed with an alkali in equal proportions, balancing the total pH and forming water (H2O) and ______.
 
A Salt
 
Nitrogen
 
Carbon dioxide
 
A Sulfur
Which of the following were the first surfactants?
 
Soaps
 
Cooking oils
 
Motor oils
 
Nail polishes
What is a solvent?
A substance that dissolves a solute and makes a solution
What is a solute?
A substance that is dissolved in a solution
When immiscible liquids are combines, they form ______.
 
Suspension
 
Solution
 
Micible liquids
 
Stable mixtures
Which of the following is TRUE when salt is dissolved into water?
 
Salt is the solute and water, the solvent
 
Water is the solute and salt the solvent
 
Salt and water are both solutes
 
Salt and water are both solvents
_______ are the basic unit of matter.
Atoms
all of the elements known to science today, how many occur naturally on earth?
 
98
 
89
 
19
 
18
everything you can touch and everything you can see is matter except ________.
 
light and electricity
 
liquids and gases
 
chemicals and powders
 
living and once-living bodies
Any substance that occupies space and has weight is what?
Matter
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