What is most likely the basis for the teacher’s warning?
A) None of the students are dressed in appropriate laboratory attire.
B) Two of the students have not tied back their long, loose hair.
C) The lab group has not labeled all the flasks that contain liquid.
D) The opening of the flask is pointed in an unsafe direction.

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Jawapan

2016-01-08T19:53:33+08:00

Ini Jawapan Diperakui

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D. The opening of the flask is pointed in an unsafe direction.