CHEM 1B LAB QUIZZES QUESTIONS
COMPLETE WITH VERIFIED
ANSWERS
If a large amount of a caustic chemical spills on your clothes, or if your
clothing catches on fire, you need to use the:
Select one:
fire blanket
fire extinguisher
safety shower
eyewash station
safety shower
Determine when you should remove your goggles in the lab room.
Select one:
When everyone in the room is done handling any chemicals or
glassware
When you have finished cleaning up your chemicals and glassware
Whenever your goggles become foggy or uncomfortable
Whenever you need to lean in close to get a volume reading
When everyone in the room is done handling any chemicals or
glassware
,To handle a hot glass beaker, it is best to use
If you burn yourself, immediately rinse the area with
Acids and bases, such as NaOH and HCl, are strong and can cause
burns. In case of contact with your skin, rinse immediately with
tongs
water
water
What should be done if a chemical gets in one of your eyes? Select any
applicable answer.
Select one or more:
Use the eyewash station, being careful not to rub your eye.
Nothing, unless the chemical causes discomfort.
Use a flexible hose on a faucet to rinse your eye, being careful not to
rub your eye.
Use the eyewash station, being careful not to rub your eye.
Use a flexible hose on a faucet to rinse your eye, being careful not to
rub your eye.
What precautions should you take with long hair?
Select one:
Use one hand to hold your hair out of the way of experiments, if
necessary.
No precautions are necessary.
Long hair must be secured with a rubber band, barette, or headband.
No long hair is allowed in the lab.
Long hair must be secured with a rubber band, barette, or headband.
, How do you dispose of broken glassware, such as a broken test tube
or beaker that contains a chemical residue?
Select one:
Remove chemical residue, then place in the garbage can
Remove chemical residue, then place it in the red can labeled "glass
only"
Place in the red can labeled "glass only"
Wrap the broken pieces in paper towels and place them in the
garbage
Place in the red can labeled "glass only"
All chemical waste in the lab is disposed of in an appropriate waste jar
located in the
Before you pour chemical waste into a waste jar, you must first read
the
How will you dispose of non-toxic waste?
fume hood
label
trash
What should you do with chemical waste when the waste jar in the
hood is filled to the bottom of the neck?
Select one:
Label the beaker as waste and leave it next to the waste jar in the
hood.
Keep pouring waste into the waste jar until it is completely full.
Ask the stock room personnel to bring another waste jar.
COMPLETE WITH VERIFIED
ANSWERS
If a large amount of a caustic chemical spills on your clothes, or if your
clothing catches on fire, you need to use the:
Select one:
fire blanket
fire extinguisher
safety shower
eyewash station
safety shower
Determine when you should remove your goggles in the lab room.
Select one:
When everyone in the room is done handling any chemicals or
glassware
When you have finished cleaning up your chemicals and glassware
Whenever your goggles become foggy or uncomfortable
Whenever you need to lean in close to get a volume reading
When everyone in the room is done handling any chemicals or
glassware
,To handle a hot glass beaker, it is best to use
If you burn yourself, immediately rinse the area with
Acids and bases, such as NaOH and HCl, are strong and can cause
burns. In case of contact with your skin, rinse immediately with
tongs
water
water
What should be done if a chemical gets in one of your eyes? Select any
applicable answer.
Select one or more:
Use the eyewash station, being careful not to rub your eye.
Nothing, unless the chemical causes discomfort.
Use a flexible hose on a faucet to rinse your eye, being careful not to
rub your eye.
Use the eyewash station, being careful not to rub your eye.
Use a flexible hose on a faucet to rinse your eye, being careful not to
rub your eye.
What precautions should you take with long hair?
Select one:
Use one hand to hold your hair out of the way of experiments, if
necessary.
No precautions are necessary.
Long hair must be secured with a rubber band, barette, or headband.
No long hair is allowed in the lab.
Long hair must be secured with a rubber band, barette, or headband.
, How do you dispose of broken glassware, such as a broken test tube
or beaker that contains a chemical residue?
Select one:
Remove chemical residue, then place in the garbage can
Remove chemical residue, then place it in the red can labeled "glass
only"
Place in the red can labeled "glass only"
Wrap the broken pieces in paper towels and place them in the
garbage
Place in the red can labeled "glass only"
All chemical waste in the lab is disposed of in an appropriate waste jar
located in the
Before you pour chemical waste into a waste jar, you must first read
the
How will you dispose of non-toxic waste?
fume hood
label
trash
What should you do with chemical waste when the waste jar in the
hood is filled to the bottom of the neck?
Select one:
Label the beaker as waste and leave it next to the waste jar in the
hood.
Keep pouring waste into the waste jar until it is completely full.
Ask the stock room personnel to bring another waste jar.
