CHEM 334 LAB FINAL QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS) ALREADY
GRADED A+
Accidents often result from Ans✓✓✓all of the above
Which of the following types of shoes are recommended by the
American Chemical Society for general laboratory work?
Ans✓✓✓leather shoes
OSHA stands for Ans✓✓✓Occupational Safety and Health
Administration
Examples of personal protective equipment do not include
Ans✓✓✓contact lenses
What is an embryotoxin? Ans✓✓✓A material that is harmful to the
developing embryo at concentrations that have no adverse effects on the
pregnant female
Clothing worn in the laboratory should: Ans✓✓✓All of the above
What is a corrosive material? Ans✓✓✓material that has a pH lower than
2 or greater than 12 which can cause visible destruction or irreversible
alteration of the living tissue
, On hoods where sashes open vertically, work with the hood sash in the
___ position. Ans✓✓✓lowest possible
A "Class-D" fire extinguisher can be used to treat fires involving ___. as
fuel source. Ans✓✓✓combustible metals
For small liquid spills that only affect a small area of skin, immediate
flush with flowing water for at least Ans✓✓✓15 minutes
When diluting an acid with water, Ans✓✓✓always add acid to water,
not water to acid, so that the heat of reaction can be controlled
What does MSDS stand for? Ans✓✓✓Material Safety Data Sheet
The culture of laboratory safety depends ultimately on the working
habits of individual chemists and their sense of teamwork for the
protection of what group? Ans✓✓✓all of the above
Who is required to wear eye protection in the laboratory?
Ans✓✓✓Everyone, at all times
Jewelry is a potential safety issue before Ans✓✓✓Chemicals can be
trapped under it and can contact with sensitive skin
DETAILED ANSWERS (VERIFIED ANSWERS) ALREADY
GRADED A+
Accidents often result from Ans✓✓✓all of the above
Which of the following types of shoes are recommended by the
American Chemical Society for general laboratory work?
Ans✓✓✓leather shoes
OSHA stands for Ans✓✓✓Occupational Safety and Health
Administration
Examples of personal protective equipment do not include
Ans✓✓✓contact lenses
What is an embryotoxin? Ans✓✓✓A material that is harmful to the
developing embryo at concentrations that have no adverse effects on the
pregnant female
Clothing worn in the laboratory should: Ans✓✓✓All of the above
What is a corrosive material? Ans✓✓✓material that has a pH lower than
2 or greater than 12 which can cause visible destruction or irreversible
alteration of the living tissue
, On hoods where sashes open vertically, work with the hood sash in the
___ position. Ans✓✓✓lowest possible
A "Class-D" fire extinguisher can be used to treat fires involving ___. as
fuel source. Ans✓✓✓combustible metals
For small liquid spills that only affect a small area of skin, immediate
flush with flowing water for at least Ans✓✓✓15 minutes
When diluting an acid with water, Ans✓✓✓always add acid to water,
not water to acid, so that the heat of reaction can be controlled
What does MSDS stand for? Ans✓✓✓Material Safety Data Sheet
The culture of laboratory safety depends ultimately on the working
habits of individual chemists and their sense of teamwork for the
protection of what group? Ans✓✓✓all of the above
Who is required to wear eye protection in the laboratory?
Ans✓✓✓Everyone, at all times
Jewelry is a potential safety issue before Ans✓✓✓Chemicals can be
trapped under it and can contact with sensitive skin
