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Hatshy [7]
3 years ago
5

How much energy is required to vaporize 2 kg of copper? Use the table below

Chemistry
1 answer:
Mandarinka [93]3 years ago
5 0

Answer:

9460 kj

Explanation:

just did it

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What is oxidized and what is reduced <br> C2H4 + 2O2 → 2CO + 2H2O<br> C2H4 + 3O2 → 2CO2 + 2H2O
Anika [276]

C2H4 is oxidized and O2 is reduced in both reactions.

<h3>What is oxidation/reduction?</h3>

Oxidation is defined in several ways. Some of the definitions are:

  1. The addition of oxygen or removal of hydrogen
  2. Increase in the oxidation number of atoms
  3. Addition of electronegative or the removal of electropositive elements

Reduction, on the other hand, is defined as:

  1. Removal of oxygen or addition of hydrogen
  2. Decrease in the oxidation number of atoms
  3. Addition of electropositive elements or the removal of electronegative elements.

In the two reactions, oxygen is being added to C2H4. Thus, C2H4 is being oxidized.

The oxidizing agent is O2. In oxidation reactions, the oxidizing agents usually get reduced. Thus, O2 is reduced in both reactions.

More on oxidation and reduction can be found here: brainly.com/question/3867774

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7 0
2 years ago
Convert 0.0052 meters to millimeters
amm1812

Answer:

5.2 millimeters

Explanation:

hope this helps :)

5 0
3 years ago
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The rate at which an electrical device converts energy from one form to another is called what
zlopas [31]
It is called a watt and or wattage
7 0
3 years ago
Which particles have a similar relative mass
olganol [36]

Answer:

c ) protons and neutrons

Explanation:

Protons and neutrons have approximately the same mass, but they are both much more massive than electrons (approximately 2,000 times as massive as an electron). The positive charge on a proton is equal in magnitude to the negative charge on an electron.

7 0
3 years ago
Any method of determining whether an event or object is older or younger than others
Inga [223]
The answer is relative dating, btw

6 0
3 years ago
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