Which technique is recommended for determining the odor of an unknown liquid in the laboratory? — Laboratory Chemistry Chemistry Question
Question
Which technique is recommended for determining the odor of an unknown liquid in the laboratory?
A.
Hold a test tube of the liquid under the nose and inhale the vapor.
B.
Transfer a few drops of the liquid to the desk top and inhale the vapor from there.
C.
Use a medicine dropper to collect a small quantity of the vapor and squirt this under the nose while inhaling.
D.✓ Correct
Use a hand to fan some of the vapor from the test tube to the nose and inhale.
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