1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Kobotan [32]
3 years ago
8

Choose the most appropriate reagent(s) for producing the β-ketoester intermediate by alkylation of ethyl acetoacetate with 1-bro

mopropane.

Chemistry
1 answer:
OLEGan [10]3 years ago
4 0
Below is the reaction between Ethyl Acetoacetate and 1-Bromopropane in the presence of Base. The intermediate formed (Beta-Ketoester) is shown in RED.

You might be interested in
Cordell bought new tires for his bicycle. As he rode his bike on the hot street, the temperature of the air in the tires increas
Wewaii [24]

Answer:

the pressure increased

7 0
3 years ago
Which is the frequency of the wave shown?
ratelena [41]

Answer:

The frequency of wave is 0.125 Hz.

Explanation:

Frequency:

"It is an event repeat itself in a given period of time"

The unit of frequency is the Hz . If time is measured in seconds then frequency will be in Hz. Hz is equal to the per second.

Formula:

f = 1/ T

f = 1/ 8 sec

f = 0.125 Hz

5 0
3 years ago
When 8.00x10^22 molecules of ammonia react with 7.00x10^22 molecules of oxygen according to the chemical equation shown below, h
Pavel [41]
NH₃:

N = 8*10²²
NA = 6.02*10²³

n = N/NA = 8*10²²/6.02*10²³ ≈ 1.33*10⁻¹=0.133mol

O₂:

N=7*10²²
NA = 6.02*10²³

n = N/NA = 7*10²²/6.02*10²³ = 1.16*10⁻¹=0.116mol

4NH₃                   <span>+                        3O</span>₂                      ⇒<span>          2N</span>₂<span> + 6H</span>₂<span>O
</span>4mol                     :                        3mol                   :             2mol
0.133mol             :                        0.116mol           :             0,0665mol
limiting reactant

N₂:

n = 0.0665mol
M = 28g/mol

m = n*M = 0.0665mol*28g/mol = <u>1,862g</u>
6 0
3 years ago
Is C3HNO an organic molecule
antoniya [11.8K]

Answer:

Yes.

Explanation:

8 0
3 years ago
For two variables in a direct proportion, what is the result of doubling one variable?
Airida [17]

Answer:

the other variable is also doubled

Explanation:

direct proportion, same thing has to happen to both variables

6 0
3 years ago
Other questions:
  • Most scientific questions are based on opinions. hypotheses. observations. experimental dat
    14·1 answer
  • Which of the following statements is not true regarding physical properties and changes?
    5·2 answers
  • Which of the following has the correct change in enthalpy and reaction description for the following reaction? NH3(g) + HCl(g) N
    9·2 answers
  • Name 20 inorganic compounds
    6·1 answer
  • Potassium chlorate decomposes according to the following chemical equation:
    8·2 answers
  • write down the name and molecular formula of the compound which gives hydrogen ion and chloride ion in the solution state. ​
    13·1 answer
  • What are some things you can do to keep ure heart healthy
    6·2 answers
  • Here is the reaction of carbamic acid and ammonia to form an amide and water. There is a scheme of a reversible reaction where c
    9·1 answer
  • Na2CO3(aq) + CaCl2(aq) — 2 NaCl(aq) + CaCO3(s)
    13·1 answer
  • A beetle crawls 2 cm/<br> min for 10 minutes. How far did the beetle crawl?
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!