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astraxan [27]
2 years ago
15

What are the main separation methods used in steam cracking process ?​

Chemistry
1 answer:
dedylja [7]2 years ago
7 0

The main separation methods used in steam cracking process are fractional distillation and distillation.

<h3>Cracking processes</h3>

Cracking is defined as the process by which large hydrocarbon molecules are broken down into smaller hydrocarbons which are more useful.

This process is usually carried out by two methods which include:

  • Steam cracking: This is used in the production of high amounts of alkene. The distillation of crude oil is first carried out before the production of alkene; and

  • catalytic cracking.

Distillation is defined as the separation of two different liquids that has different boiling points.

Fractional distillation is a separation technique that also separates fluids with close boiling point using fractionating column which is introduced between a flask and a condenser.

Therefore, the main separation methods used in steam cracking process are fractional distillation and distillation

Learn more about cracking here:

brainly.com/question/8842528

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Answer:

Energy

Explanation:

A sugar group would be used for carbohydrates or nucleic acids. An adenosine group would be used in ATP formation if I recall correct. And disaccharides are just two monosaccharides linked together, so that would also be for carbohydrates. Therefore, energy is the answer.

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3 years ago
The temperature of a sample of water increases from 20c to 46.6c as it absorbs 5650 Joules of heat. What is the mass of the samp
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2 years ago
Suppose that following a lava flow, pine grass (a hypothetical species) is the first species to colonize the area. Chemicals pro
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Answer:

Inhibition and tolerance.

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3 0
3 years ago
G. whose vapour
german

Answer:

8.33 hours

Explanation:

In order to solve this problem, we must apply Graham's law of diffusion in gases. Graham's law states that the rate of diffusion of a gas is inversely proportional to the square root of its vapour density. For two gases we can write;

R1/R2=√d2/d1

Where;

R1= rate of diffusion of hydrogen

R2= rate diffusion of unknown gas

d1= vapour density of hydrogen

d2= vapour density of the unknown gas

Volume of hydrogen gas = 360cm^3

Time taken for hydrogen gas to diffuse= 1 hour =3600 secs

R1 = 360 cm^3/3600 secs = 0.1 cm^3 s-1

Vapour density of unknown gas = 25

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Substituting values,

0.1/R2 = √25/1

0.1/R2 = 5/1

5R2 = 0.1 × 1

R2 = 0.1/5

R2= 0.02 cm^3s-1

Volume of unknown gas = 600cm^3

Time taken for unknown gas to diffuse= volume of unknown gas/ rate of diffusion of unknown gas

Time taken for unknown gas to diffuse= 600/0.02

Time= 30,000 seconds or 8.33 hours

8 0
3 years ago
1 year = 365 days
BARSIC [14]
114.2 years

1,000,000/24= 41,666.66666666667

41,666.66666666667/365= 114.1552511415525

114.1552511415525 rounded to the nearest tenth is 114.2
3 0
3 years ago
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