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IgorC [24]
3 years ago
8

Can someone please solve these two for me. I will give brainiest if it’s the accurate answer

Chemistry
1 answer:
Liono4ka [1.6K]3 years ago
6 0

Answer:

the iron alone was dark brown and rectangular, whereas the iron-sulfur combination was a dark gray powder.

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Provide an orbital energy level diagram for the geound state of a nitrogen atom.
Alenkasestr [34]

Answer:

A

Explanation:

Nitrogen is an atom made up of 7 electrons.

To draw the orbital energy level diagram, let us write the orbital notation of the atom;

  7 electrons of Nitrogen:

        1s² 2s² 2p³

So,

 The orbital notation diagram is :

            1s²         2s²          2p³

            ↑↓          ↑↓          ↑↑↑

6 0
3 years ago
How do the following changes affect the value of the equilibrium constant for a gas-phase exothermic reaction:
mr Goodwill [35]

Answer:

A. increase equilibrium constant                    

B. decrease equilibrium constant

A. increase equilibrium constant

C. no effect

B. decrease equilibrium constant

Explanation:

5 0
3 years ago
What is sound? it is a form of energy produced by ____________.
Tpy6a [65]

Answer:

D

Explanation:

sound is produced when the matter vibrates

5 0
3 years ago
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How is Muscular Strength measured and why is this important to know?
zheka24 [161]

Answer:

Your ability to move and lift objects refers to muscular strength. It's measured by how much force you can exert for a short period of time and how much weight you can lift.

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