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boyakko [2]
3 years ago
11

The second step of Experiment 5's multistep synthesis is an electrophilic aromatic substitution (EAS) reaction, similar to the r

eactions of our Klein text. What two key mechanistic steps are always involved in EAS reactions?
A. Loss of a leaving group and proton transfer.
B. Nucleophilic attack and loss of a leaving group.
C. Nucleophilic attack and carbocation rearrangement.
D. Nucleophilic attack and proton transfer.
E. Loss of a leaving group and carbocation rearrangement.
Chemistry
1 answer:
mafiozo [28]3 years ago
8 0

Answer:

C

Explanation:

C. Nucleophilic attack and carbocation rearrangement to form the most stable carbocation before the substitution reaction

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What is a base?
aliya0001 [1]
The correct answer is A
its not D because a low pH is a acid
its not C because a base releases OH- ions
its not B because it donates and releases OH- ions

hope this helps
5 0
3 years ago
Read 2 more answers
2.
katovenus [111]

Answer:

A. 6atm

Explanation:

Using pressure law equation:

P1/T1 = P2/T2

Where;

P1 = initial pressure (atm)

T1 = initial temperature (K)

P2 = final pressure (atm)

T2 = final temperature (K)

According to this question;

P1 = 3 atm

P2 = ?

T1 = 120K

T2 = 240K

Using P1/T1 = P2/T2

3/120 = P2/240

Cross multiply

240 × 3 = P2 × 120

720 = 120P2

P2 = 720/120

P2 = 6atm

4 0
3 years ago
If 155 grams of potassium (K) reacts with 122 grams of potassium nitrate (KNO3), what is the limiting reagent?
GenaCL600 [577]
K:

m=155g
M=39g/mol

n = 155g / 39g/mol ≈ 3,97mol

KNO₃:

m=122g
M=101g/mol

n = 122g/101g/mol = 1,21mol

2K          +            10KNO₃  ⇒  6K₂O + N₂
2mol        :            10mol
3,97mol   :           1,21mol
                             limiting reagent

KNO₃ is limiting reagent

5 0
3 years ago
All of the following are true about the Earth’s inner core EXCEPT
Inessa05 [86]
<span>that it is cooler than the lithosphere.</span>
8 0
3 years ago
Explain why lime is added to lakes. Refer to the problem that exists and what lime does to the lakes.
aalyn [17]

Explanation:

Lime is added to lower the acidity of lakes when pH levels go too low.

Acidic environment is harmful to aquatic ecosystems. Acidity causes some minerals, such as phosphorus and calcium, in the water to become unavailable to aquatic organisms like plants and fishes ( This means the water hardness is reduced). The low nutrients cause stress and death in the aquatic environment lowering biodiversity.  Applying lime raises the pH to neutral levels and improves the health of the aquatic life in the lake. This also improves economic activities in the lake like fishing.

Learn More:

For more on acidicity of lakes check out;

brainly.com/question/3612253

brainly.com/question/3612253

#LearnWithBrainly

4 0
3 years ago
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