cupcake365
30.06.2019 •
Physics
Which of jackie’s actions would violate proper laboratory safety? check all that apply. a. taking off his gloves to pick up large shards of glass b. replacing a beaker that had a crack in the top c. placing hazardous waste in the chemical bin d. using his mouth to pipette the correct amount of solution into a pipette e. moving his chemicals away from the lit bunsen burner
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Ответ:
The √ violate proper laboratory safety. The ↑ are good moves:
√ a. taking off his gloves to pick up large shards of glass
↑ b. replacing a beaker that had a crack in the top
↑ c. placing hazardous waste in the chemical bin
√ d. using his mouth to pipette the correct amount of solution into a pipette
↑ e. moving his chemicals away from the lit Bunsen burner
Ответ: