10. When you have finished a lab, how should you dispose of the chemicals you we

Question

10. When you have finished a lab, how should you dispose of the chemicals you wers A. Down the sink with a lot of water after checking with the teacher B.In a special container provided by the teacher C. The D. Both A) and B) with the teachers advice e procedure varies depending on what is most convenient at the time 11. Is correct procedure to add excess chemicals to the original stock bottle? A. True B. False 12. S afety goggles are only worn when you are actually handling chemicals True False a. b. 13. Which two carbon atoms participate in the strongest bond? 8 a. Ci.C 3 7 2 4 5 14. Which condensed formula contains a carboxylie acid? a. CHCOCH e CHCOH c. CHCH CH COOH Data for questions (15-ts

Explanation / Answer

Q10

a. only true is chemical is ok for sink. Note that since some material might be dangerous/hazarouds for the municipal water; we cant throw everything, we need to know which mateiral will do this.

b. true, if this is a special chemical which can't be throwed in the sink

c. false, it does not depends on convinence

therefore

choose D

Q11

NEVER, since stock bottle is the purest source of our practices, if we add excess material, then we will contaminate htis

Q12

false, must be worn at anytime in the lab

Q13

strongest sigma bond --> must be 1 - 2 bond

Q14

there msut be at least 2 oxygens due to C=O and C-OH

then, only C will do, ignore b since this is an ester

Related Questions

Navigate

• Browse (All)
• Browse 1
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.