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Eva8 [605]
4 years ago
8

What distinguishes effusion from diffision? How are these processes similar?

Chemistry
1 answer:
zvonat [6]4 years ago
7 0

Answer:

In effusion, a substance escapes through a tiny pinhole, or other hole whereas diffusion is the spreading out of a substance within a dispersing medium.

Effusion and diffusion are similar in terms of rates and speeds.

Explanation:

According to effusion, if there is a small hole in a container, a gas will leak from it. So, in this process a substance escapes through a tiny pinhole, or other hole.

According to diffusion, the two solutions will reach the lowest possible concentration of both, if they are combined and not mixed. So, diffusion is the spreading out of a substance within a dispersing medium.

Effusion and diffusion are similar in terms of rates and speeds.

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Through what type of single pericyclic reaction did the reaction shown below proceed
Flauer [41]
A. [1,2] sigmatropic hydrogen migration
8 0
3 years ago
Which type of glassware would most accurately deliver a 15.00 ml liquid sample?
faltersainse [42]
A 15.00 mL pipet. As a pipet is more accurate than a buret.
8 0
3 years ago
A chemist has 3.55x1022 molecules of nitrogen monoxide. How
Alina [70]

Answer:

<h2>0.059 moles</h2>

Explanation:

To find the number of moles in a substance given it's number of entities we use the formula

n =  \frac{N}{L} \\

where n is the number of moles

N is the number of entities

L is the Avogadro's constant which is

6.02 × 10²³ entities

From the question we have

n =  \frac{3.55 \times  {10}^{22} }{6.02 \times  {10}^{23} }  \\  = 0.05897...

We have the final answer as

<h3>0.059 moles</h3>

Hope this helps you

6 0
3 years ago
Please help 15 points
Rus_ich [418]

Nitrogen gained 4 electrons.

Because Nitrogen's redox number went from +6 to +2, it must have gained 4 electrons (-4) in order to achieve this number. Thus, Nitrogen is reduced.

4 0
3 years ago
Lons form because the loss of one or more electrons makes
ruslelena [56]

This statement lons form because the loss of one or more electrons makes them less stable than their corresponding atoms; this state requires more energy to maintain is FALSE.

  • An ion forms when an atom loses or gains one more electrons.
  • This loss or gain of electrons causes the ion to gain the stable octet configuration.
  • This stable octet configuration requires less energy to maintain than the corresponding atom.

So, since the stable octet configuration of the ion requires less energy than the corresponding atom, the statement is false.

So, the statement lons form because the loss of one or more electrons makes them less stable than their corresponding atoms; this state requires more energy to maintain is FALSE.

Learn more about ions here:

brainly.com/question/3631272

7 0
3 years ago
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