
Lab Experiment Procedures and Observations

Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in setting up the lab experiment?
Add the solid to the water
Place a 50 ml beaker on the electronic balance
Measure the temperature of the mixture
Dispose of the mixture in the fume hood
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much of the solid CuCl2.2H2O should be measured?
2.50 to 3.50 grams
1.00 to 2.00 grams
3.00 to 4.00 grams
4.50 to 5.50 grams
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do after filling the graduated cylinder with water?
Add the solid to the water
Read the meniscus at eye level
Stir the mixture
Dispose of the water
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a stirring rod in the experiment?
To dissolve the solid in the water
To measure the temperature
To add the solid to the water
To weigh the beaker
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should be recorded after stirring the mixture?
The mass of the beaker
The properties of the solid
The volume of the water
The observations of the final mixture
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after zeroing the electronic balance with aluminum foil?
Dispose of the mixture
Measure the temperature
Crumple the aluminum foil
Add the solid to the water
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What observation should be made after adding aluminum foil to the solution?
The volume of the solution
The color of the solution
The mass of the beaker
The temperature change
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