Answer:
Five Laboratory Safety Rules:
1). Do not eat in the laboratory.
2). Do not touch any chemical or reagent unless you are told to do so.
3). Neither play in lab, nor sit on the table.
4). Don't remove labels on any reagent.
5). Don't taste anything in the laboratory, no matter how familiar it appears.
Hope it helps.
Explanation:
I don't know this answer what Hydrogen Helium lithium
Answer:
hypertonic solution
Explanation:
Hypertonic solution -
It is the solution, with more amount of solute than the solvent , is known as hypertonic solution.
Now, is some substance is immersed in such solution , the substance gets shrinked , because , the solvent from the substance moves out of it and moves to the hypertonic solution.
Hence, the pickles gets shrinked up , as they put in a hypertonic solution.
Complete Question
The complete question is shown on the first uploaded image
Answer:
The correct place to click on any of the double peak showing between 2500 and 3000
on the uploaded question
Explanation:
The group which is being highlighted is an Aldehyde functional group denoted by this structure (
)
This groups stretch on the infrared spectrometer gives two medium intensities peaks
Its stretch comes at 2820 - 2850 peak 1
and at 2720 - 2750 peak 2
So the correct click would be on any of the two peaks between 2500 - 3000 region
