Biology

Biology, 18.07.2019 01:00, mkim2290

Why do you pass the open end of a broth tube or a bottle through the flame after opening it and before recapping it?

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Biology, 23.08.2019 13:30, Candieboo6939

Lloyd’s lab partner is looking down into a test tube while he heats the contents by using a flame. which action should lloyd recommend to his partner if heating must continue? a) wear safety goggles while looking into the opening of the test tube. b) cover the opening of the test tube so that no materials can boil out of it. c) move the test tube so that the opening is pointing away from all students. d) put the test tube in a hot water bath so that no water can enter its opening.

Answers: 2

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Biology, 30.09.2019 15:30, johnsonkia873

Lloyd’s lab partner is looking down into a test tube while he heats the contents by using a flame. which action should lloyd recommend to his partner if heating must continue? a) wear safety goggles while looking into the opening of the test tube. b) cover the opening of the test tube so that no materials can boil out of it. c) move the test tube so that the opening is pointing away from all students. d) put the test tube in a hot water bath so that no water can enter its opening.

Answers: 2

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