lab safety quiz\n0:04:10 elapsed\nquestion 10 (1 point)\nlong hair should always be tied back when working…

lab safety quiz\n0:04:10 elapsed\nquestion 10 (1 point)\nlong hair should always be tied back when working in the lab.\ntrue\nfalse\nquestion 11 (1 point)\nwhen smelling an unknown compound, you should place your nose next to the container and inhale deeply.\ntrue\nfalse

lab safety quiz\n0:04:10 elapsed\nquestion 10 (1 point)\nlong hair should always be tied back when working in the lab.\ntrue\nfalse\nquestion 11 (1 point)\nwhen smelling an unknown compound, you should place your nose next to the container and inhale deeply.\ntrue\nfalse

Answer

Brief Explanations:

Long hair can pose a safety hazard in a lab by getting caught in equipment or coming into contact with chemicals, so it should be tied back. When smelling an unknown compound, placing the nose next to the container and inhaling deeply is dangerous as the compound could be harmful; one should use the wafting technique instead.

Answer:

Question 10: A. True Question 11: B. False