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Vlad1618 [11]
2 years ago
10

An imaginary gas phase reaction, according to the equation below is carried out in a closed container. 3.5 moles of A and 3.5 mo

les of B is introduced in the container. Reaction is carried out at 31.70C and volume of the container is 9.3 L. Percent yield of this reaction is 86.8%. Calculate the pressure of the container after reaction took place. R =0.0821 L.atm/mol.K
A+ 2B → AB2
Chemistry
1 answer:
ella [17]2 years ago
3 0

bro hwnsbsjqjsnanqbsbjsjwhsshjs incorjssnsn

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Describe the hybridization of each carbon and nitrogen atom in each of the following structures
Oksanka [162]

Clockwise from the carbon connected to three H atoms:

  • C: sp³
  • N: sp³
  • C: sp³
  • C: sp²
  • N: sp².
<h3>Explanation</h3>

Start by finding the number of electron domains on each C and N atom. Why the number of electron domains? The number of electron domains of an atom indicates it hybridization. For atoms in period two (which includes both C and N):

  • An atom with four electron domains is sp³ hybridized.
  • An atom with three electron domains is sp² hybridized.
  • An atom with two electron domains is sp hybridized.

How many electron domains on each of the atoms?

For each atom:

  • Each atom that the atom in question is connected to (via covalent bonds, for sure) counts towards one electron domain. This rule shall hold for bonds of all orders. (i.e., No matter if the the two atoms are connected via a Single bond, a double bond, or a triple bond.) In other words, each C-C or C-N single bond counts towards one electron domain. Each C=N double bond also counts towards one electron domain.
  • Each lone pair on the atom in question counts towards one electron domain. Keep in mind that there are two electrons in one lone pair. (Hence the name "pair".)

For example:

  • The carbon atom at the bottom of the graph is connected to four other atoms- three Hs and one N. There's no lone pair on that atom. That C atom contains four electron domains, which implies that the atom is sp³ hybridized.
  • The nitrogen atom near the right end of the molecule is connected to two other atoms- one C and one H. There's one lone pair on that molecule. 2 + 1 = 3. That N atom contains three electron domains, which implies that the atom is sp² hybridized.

Try to figure out the number of electron domains on the rest of the atoms. Then determine their hybridization. In conclusion, clockwise from the carbon connected to three H atoms:

  • C: sp³
  • N: sp³
  • C: sp³
  • C: sp²
  • N: sp².
7 0
3 years ago
When do “d” orbitals star getting filled
meriva

Answer:

D orbitals begin filling with electrons after the orbital found in the 4s sublevel is filled. This occurs because the d sublevel

Explanation:

hope this helps:D

(brainliest appriciated)

4 0
3 years ago
Plz help this is due today........
Jobisdone [24]
A disease that targets any organism in the population with similar traits because more of the population live off of organisms if the organisms were to decrease then most of the population would decrease as well.
4 0
3 years ago
A 4.00g sample of helium has a volume of 24.4L at a temperature of 25.0 C and a pressure of 1.00 atm. The volume of the helium i
Leona [35]

Answer:

0.852 mol

Explanation:

First we <u>convert 4.00 g of helium (He) into moles</u>, using its <em>molar mass</em>:

4.00 g ÷ 2 g/mol = 2 mol He

To answer this problem we can use<em> Avogadro's law</em>, which states that at constant pressure and temperature:

V₁n₂=V₂n₁

Where:

  • V₁ = 24. 4 L
  • n₂ = ?
  • V₂ = 10.4 L
  • n₁ = 2 mol

We <u>input the data</u>:

  • 24.4 L * n₂ = 10.4 L * 2 mol

And <u>solve for n₂</u>:

  • n₂ = 0.852 mol
3 0
3 years ago
Look at the screenshot ;)
SashulF [63]

This is not the best way to organize a periodic table because two elements might have similar atomic mass.

<h3>What is periodic table?</h3>

Periodic table is a chart in which arrangement of chemical elements are done.

In the early periodic table elements are arranged on the basis of their atomic masses, while after sometime Moseley arranged the periodic table on the basis of atomic number as he proposed that properties of an element is justified on the basis of number if electrons.

And mass of two substances may be same so it is difficult to differentiate between them.

Hence, two elements might have similar atomic mass.

To know more about periodic table, visit the below link:

brainly.com/question/14514242

#SPJ1

6 0
2 years ago
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