Answer:
The nitration of phenol is easier than that of benzene because benzene has delocalised pie-electrons which makes it more stable than phenol.
Phenol is converted to Trinitrotoluene by adding zinc dust to remove the hydroxyl group, then reacted with Aluminium oxide followed by haloalkane.
Precision
Precision: A measure of how closely individual measurements agree with one another. Accuracy: Refers to how closely individual measurements agree with the correct or true value.
Mendeleev i guess. The answer is C
Answer:
Photophobia
When a worm turns away from light, is is trying to avoid it. This characteristic of avoiding or fearing the sun is an example of photophobia.
Answer:
294,3
Explanation:
While g = 9,81 m/s^2 then:
![E=2[kg]*9,81[\frac{m}{s^2} ]*15[m]=294,3 [J]](https://tex.z-dn.net/?f=E%3D2%5Bkg%5D%2A9%2C81%5B%5Cfrac%7Bm%7D%7Bs%5E2%7D%20%5D%2A15%5Bm%5D%3D294%2C3%20%5BJ%5D)
[J]
