What is the purpose of the experiment discussed in the video?

Chemical Reactions Unveiled Through Color Change and Gas Production

Interactive Video
•
Chemistry, Science, Biology
•
6th - 8th Grade
•
Hard

Patricia Brown
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To measure the density of different substances
To create a new chemical compound
To identify evidence of a chemical reaction
To observe the effects of temperature on water
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in setting up the experiment?
Mixing all substances together
Heating the substances
Separating baking soda and calcium chloride in a bag
Adding water to the substances
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when phenol red is added to baking soda?
The mixture turns blue and heats up
The mixture turns green and remains the same temperature
The mixture turns pink and cools down
The mixture turns yellow and heats up
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main observation when phenol red interacts with baking soda?
The mixture solidifies
The mixture remains the same temperature
The mixture becomes cooler
The mixture becomes warmer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is observed when phenol red is added to calcium chloride?
The mixture turns blue and cools down
The mixture turns pink and heats up
The mixture turns yellow and remains the same temperature
The mixture turns pink and cools down
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main observation when phenol red interacts with calcium chloride?
The mixture becomes cooler
The mixture becomes warmer
The mixture remains the same temperature
The mixture solidifies
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What color does the mixture turn when all substances are combined?
Purple
Yellow
Green
Blue
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