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WorksheetsChemistry and Safety Knowledge Quiz
Total questions: 20
Worksheet time: 10mins
If you left the freezer door open all night at work, all of the ice you had in the freezer would probably melt. This would be a result of _________.
an endothermic reaction
neutralization
an exothermic reaction
ionization
If you were the owner of the local spa, why would it be so important that you insist that for every chemical used there is an SDS available?
Because most clients will insist on it
Because it enhances the image of the business
Because it is a requirement of OSHA
Because it is the most cost-effective policy
If your client requests that you use a solution that is neutral to his skin, which of the following pHs should you be using?
A pH of 7
A pH of 14
A pH of 5
A pH of 0
Which of the following is TRUE of products that are incompatible?
They are always considered dangerous.
They should never be used on clients.
They can be safely mixed with proper precautions.
No two should be stored next to each other.
What is the overexposure principle used to describe?
How overexposure determines tolerance
How overexposure determines safety
How overexposure determines toxicity
How overexposure determines immunity
The very first surfactants were _________.
cooking oils
motor oils
nail polishes
soaps
During combustion of a substance, _________ accompanies the rapid oxidation.
neutralization
an ionization of the substance
an endothermic reaction
the production of heat and light
Which of the following is capable of igniting and burning?
A chemical
A carcinogen
A combustible
A mutagen
In the uniform order of the SDS, _________ comes immediately after the first category of “Identification.”
First-Aid Measures
Hazard Identification
Disposal Considerations
Toxicology Information
Of all the elements known to science today, _________ occur naturally on Earth.
18
98
89
19
Which of the following are defined as the basic units of matter?
Atoms
Neutrons
Electrons
Protons
A carcinogen is BEST described as a _________.
substance that causes cancer
substance that is made of carbon
material that is very easy to ignite
material capable of igniting or burning
To which of the following do all acids owe their chemical reactivity?
Overexposure
Alkalis
Oxygen
The hydrogen ion
SDSs are designed for _________.
use in an emergency
use only by new employees
use only by managers
everyday use
All liquids are _________.
both miscible and immiscible
immiscible
either miscible or immiscible
miscible
There are _________ elements are known to science today.
118
81
18
108
_________ is the simplest form of chemical matter.
A liquid
A gas
An element
A chemical
When salt is dissolved into water, _________.
water is the solute and salt is the solvent
salt and water are both solutes
salt and water are both solvents
salt is the solute and water is the solvent
There are _________ accepted pictograms included in all SDSs.
6
3
16
9
What is the pH scale used to measure?
Levels of carbon dioxide
Acidity and alkalinity
Overexposure and underexposure
Levels of oxygen
