Answer:
The lids should not be put back on the waste containers because the reaction waste is still generating hydrogen gas that would get trapped in the container.
Explanation:
Camphor is reduced to isoborneol by dissolving camphor in ethanol in erlenmeyer flask
. This reaction is followed by addition of excess sodium borohydride in small portions
. The reaction mixture is left for 10 minutes and heat is then applied to the reacting mixture. Therefore for safety purpose, during heating, the lids should not be put back on the waste containers because the reaction waste is still generating hydrogen gas that would get trapped in the container.
The reacting mixture is then poured into a beaker of ice water afterwards and Vacuum filtration and blotting dry is used to collect the precipitate instead.
Explanation:
Imagine you and your family and your friends travelled all around the world. talk to your partner about the trip. use the past tense of ir (in spanish the word is go) and hacer (in spanish the word is do) and choose an activity.
hint: past tense of ir is fui (i went) and past tense of hacer is hice (i did)
Which of the following are important components of una quinceañera?
D) la muñeca
The best word to fill in the blank would be cubanos.
Cubana- a female cuban
Cubano- a male cuban
Cubanas- more than one female cubans
We are left with Cubanos which means more than one male cubans.
I really hope this helps.
