Chem 1LD Exam Questions With Complete Solutions
* (0.5/1) If no Saftey precautions are followed the severity of
hazard is BLANK and the probability of event happening is
BLANK. This leads to a risk levels that is BLANK. Which
measure should be taken to manage the risk? Correct Answers
Catastrophic, possible, extreme, all of these
*0.25/0.5 Which statement about gloves is true?
A. Gloves should be removed when they come into contact with
any hazardous chemical.
b. Latex gloves are the best choice for most people working in
labs.
C. Only non-disposable gloves protect against most chemicals.
D. Most gloves protect against most chemicals.
E. No glove material protects against all chemicals. Correct
Answers A, e,
Acetaminophen (Tylenol) Correct Answers Metabolized and
removed...
acute toxicity Correct Answers the ability of a chemical to
cause harm to an organism with only one exposure
Asphyxiant Correct Answers carbon monoxide
Balancing Correct Answers Risk allowed increases with...
Breakthrough time Correct Answers Time for first apperance...
Carcinogen Correct Answers Benzene
, chronic toxicity Correct Answers the ability of a chemical to
cause harm to an organism only after the chemical accumulates
to a specific level after many exposures over time
DDT Correct Answers Bioaccumulation- stored...
degredation Correct Answers Destructive change in the...
ethylene glycol Correct Answers Metabolized to calcium...
hazard Correct Answers A potential source of danger
IDLH Correct Answers Immediately Dangerous to Life and
Health
LC (50) Correct Answers is the lethal concentration that kills
50% of test animals
LD(50) Correct Answers lethal dose (of a toxin) for 50% of the
test population
Neurotoxin Correct Answers Acetone
Nitrile gloves are used in general and organic chemistry labs.
Which of the following are TRUE?
A. Nitrile gloves protect well against aldehydes.
B. Nitrile gloves are made of natural rubber.
C. Nitrile gloves protect well against an aliphatic hydrocarbons
like heptane and limonene.
* (0.5/1) If no Saftey precautions are followed the severity of
hazard is BLANK and the probability of event happening is
BLANK. This leads to a risk levels that is BLANK. Which
measure should be taken to manage the risk? Correct Answers
Catastrophic, possible, extreme, all of these
*0.25/0.5 Which statement about gloves is true?
A. Gloves should be removed when they come into contact with
any hazardous chemical.
b. Latex gloves are the best choice for most people working in
labs.
C. Only non-disposable gloves protect against most chemicals.
D. Most gloves protect against most chemicals.
E. No glove material protects against all chemicals. Correct
Answers A, e,
Acetaminophen (Tylenol) Correct Answers Metabolized and
removed...
acute toxicity Correct Answers the ability of a chemical to
cause harm to an organism with only one exposure
Asphyxiant Correct Answers carbon monoxide
Balancing Correct Answers Risk allowed increases with...
Breakthrough time Correct Answers Time for first apperance...
Carcinogen Correct Answers Benzene
, chronic toxicity Correct Answers the ability of a chemical to
cause harm to an organism only after the chemical accumulates
to a specific level after many exposures over time
DDT Correct Answers Bioaccumulation- stored...
degredation Correct Answers Destructive change in the...
ethylene glycol Correct Answers Metabolized to calcium...
hazard Correct Answers A potential source of danger
IDLH Correct Answers Immediately Dangerous to Life and
Health
LC (50) Correct Answers is the lethal concentration that kills
50% of test animals
LD(50) Correct Answers lethal dose (of a toxin) for 50% of the
test population
Neurotoxin Correct Answers Acetone
Nitrile gloves are used in general and organic chemistry labs.
Which of the following are TRUE?
A. Nitrile gloves protect well against aldehydes.
B. Nitrile gloves are made of natural rubber.
C. Nitrile gloves protect well against an aliphatic hydrocarbons
like heptane and limonene.
