

Copper Sulfate Experiment Procedures
Interactive Video
•
Chemistry, Science, Physics
•
9th - 10th Grade
•
Practice Problem
•
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 primary objective of this lab experiment?
To observe the color change in copper sulfate
To find the melting point of copper sulfate
To determine the mole ratio of water to copper sulfate
To measure the density of copper sulfate
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to zero out the scale before measuring the mass of the evaporating dish?
To avoid including the mass of the scale in the measurement
To ensure the scale is calibrated
To prevent the dish from sliding off
To make sure the dish is clean
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of adjusting the height of the Bunsen burner flame?
To reduce the noise of the flame
To change the color of the flame
To ensure the flame heats the dish to a high degree
To make the flame more visible
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you observe as the copper sulfate is heated?
The flame turning green
The copper sulfate melting
The color of the copper sulfate changing
The evaporating dish cracking
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why should you not look directly into the flame during the experiment?
Heat rises and can distort your view
It can cause eye strain
The light is too bright
The heat can damage your eyes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What indicates that the copper sulfate is ready after heating?
The copper sulfate starts to bubble
The dish starts to cool
The copper sulfate becomes completely void of water
The flame turns blue
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the term 'anhydrous' in this experiment?
It means the compound is hydrated
It indicates the presence of water
It refers to the color change
It signifies the absence of water
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