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Questions and Answers
What was the technician's initial task?
What was the technician's initial task?
- Perform an iodine test on sugar solutions
- Label containers with a solution concentration
- Prepare a 5% solution and label containers (correct)
- Identify the color change of solutions A and B
What was the result of the iodine test for solution A?
What was the result of the iodine test for solution A?
- Blue black (correct)
- Colorless
- Red
- Yellow
What was the technician's role?
What was the technician's role?
- Biology laboratory technician (correct)
- Medical doctor
- Physics researcher
- Chemistry teacher
What can be inferred about the concentration of solution B?
What can be inferred about the concentration of solution B?
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What was the purpose of the iodine test?
What was the purpose of the iodine test?
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Study Notes
Laboratory Experiment
- A biology laboratory technician prepared a 5% solution and labeled the containers.
- The technician performed an Iodine test on two unidentified sugar solutions, labeled as Solution A and Solution B.
Iodine Test Results
- Solution A turned blue-black in color after the Iodine test.
- Solution B remained colorless after the Iodine test.
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