What is the initial step mentioned in the process of changing concentrations?
Boris Johnson visiting a coronavirus testing lab in Glasgow

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Chemistry, Biology, Science
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9th - 10th Grade
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Stirring the solution
Adding more water
Measuring temperature
Using new tips
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the concentration as it gets progressively weaker?
It gets diluted
It evaporates
It remains the same
It becomes more concentrated
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the dilution factor described in the video?
Halving each time
Quartering each time
Tripling each time
Doubling each time
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In what context is the dilution process applied in real-world scenarios?
Painting methods
Gardening techniques
Manufacturing processes
Cooking recipes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is measured in the manufacturing process as mentioned in the video?
Pressure
Color intensity
Percentage of viruses
Temperature
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