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Pachacha [2.7K]
3 years ago
6

Can you describe a carbon atoms for me please thank you

Chemistry
1 answer:
steposvetlana [31]3 years ago
7 0
Carbon (from Latin: carbo "coal") is a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent-making four electrons available to form covalent chemical bonds. It belongs to group 14 of the periodic table. Carbon makes up only about 0.025 percent of Earth's crust.
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The formulas for ethane, ethene, and ethyne are C 2 H 6 C2H6 , C 2 H 4 C2H4 , and C 2 H 2 C2H2 , respectively. Rank these compou
Anuta_ua [19.1K]

Answer:

Ethane (1.09 A) > Ethene(1.076 A) > Ethyne(1.06 A)

Explanation:

The types of bonds present are:

a) Ethane : single bond

b) Ethene : double bond (one sigma one pi)

c) Ethyne: triple bond (one sigma and two pi bonds)

More the number of bonds lesser the bond length.

Thus the order of bond length of carbon-carbon bond will be:

Ethane (1.09 A) > Ethene(1.076 A) > Ethyne(1.06 A)

6 0
4 years ago
Where is most of the mass found in an atom
IgorLugansk [536]
massive livand that sarah or someone is how u do it
7 0
3 years ago
Read 2 more answers
What volume of 1.27 M HCl is required to prepare 197.4 mL of 0.456 M HCl
Orlov [11]

Answer:

70.88 mL volume of 1.27 M of HCl is required.

Explanation:

Given data:

Initial volume = ?

Initial  molarity =  1.27 M

Final volume = 197.4 mL

Final molarity = 0.456 M

Solution:

Formula:

M₁V₁ = M₂V₂

Now we will put the values in formula.

1.27 M × V₁ =  0.456 M × 197.4 mL

V₁ = 0.456 M × 197.4 mL/1.27 M

V₁ = 90.014M.mL/1.27 M

V₁ = 70.88 mL

70.88 mL volume of 1.27 M of HCl is required.

7 0
3 years ago
Compounds have two or more
frozen [14]

Answer: B

Explanation:

6 0
3 years ago
If an equivalent (eq) is defined as a mole of charge, what is the concentration of ca2 in blood plasma in eq if its concentratio
diamong [38]

The concentration of ca 2 in blood plasma in equivalent if its concentration is 0.0080.

Concentration means the amount of or parts in terms of the alternative components. For acid–base reactions, the equivalent weight of an acid or base is the mass which materials or reacts with one mole of hydrogen

In chemistry, equal weight (additionally known as gram equal is the mass of 1 equivalent, that is the mass of a given substance as a way to integrate with or displace a fixed amount of any other substance. The equivalent weight of an detail is the mass which combines with or displaces 1.008 gram of hydrogen or eight. Zero grams of oxygen or 35.five grams of chlorine. those values correspond to the atomic weight divided through the usual valence for oxygen as example that is sixteen.

Charge on one Ca ​​​​2+  ion = + 2 .

Concentration of calcium ion = 0.0040M

⇒ Concentration of Ca ​​​​​2 +  in blood plasma = 0.0040 × 2

=  0.0080 equivalent  Ca ​​​​​2                  answer

Learn more about concentration here :- brainly.com/question/14469428

#SPJ4

4 0
2 years ago
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