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balandron [24]
3 years ago
7

please help, I am stuck with a problem, I know it is probably easy, but I am not the greatest in science.

Chemistry
1 answer:
Harrizon [31]3 years ago
6 0
Hmmm thats a tough one i got to say either J  or G also why is the first one crossed out lol
also sorry if i wasnt helpful 
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If the distance between 2 objects increased, what would happen to the force of gravity between them.
Marianna [84]

Answer: The force of gravity decreases.

Explanation: There are a lot of explanations for it. Look at Einstein's Theory of General Relativity & Newton's law of universal gravitation.

3 0
2 years ago
The carbon bonds in organic compounds are: <br> A. covalent <br> B. ionic <br> C. intermediate
Mashutka [201]

Answer:

A.) Covalent

Explanation:

7 0
3 years ago
Why do we write chemical compounds inside brackets
ch4aika [34]

The square brackets are used in case of complex compounds. This is known as coordination sphere. There is a metal in the coordination sphere and ligands attached to it. This complete set of metals and ligands inside the brackets is complex ion or molecule.

The ions outside this coordination sphere are counter ions of the complex.

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6 0
4 years ago
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alexgriva [62]

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BaSO4

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5 0
3 years ago
Some instruments differentiate individual quanta of electromagnetic radiation based on their energies. assume such an instrument
bulgar [2K]

Answer:

5.68×10¯¹⁰ m

Explanation:

From the question given above, the following data were obtained:

Energy (E) = 3.50×10¯¹⁶ J

Wavelength (λ) =?

Energy (E) and wavelength (λ) are related according to the following formula:

E = hv/λ

Where

E => is the energy

h => is the Planck's constant

v => is the velocity of electromagnetic radiation

λ => is the wavelength of the radiation.

With the above formula, we can obtain the wavelength of the radiation as follow:

Energy (E) = 3.50×10¯¹⁶ J

Planck's constant (h) = 6.63×10¯³⁴ Js

Velocity (v) = 3×10⁸ m/s

Wavelength (λ) =?

E = hv/λ

3.50×10¯¹⁶ = 6.63×10¯³⁴ × 3×10⁸ / λ

3.50×10¯¹⁶ = 1.989×10¯²⁵/ λ

Cross multiply

3.50×10¯¹⁶ × λ = 1.989×10¯²⁵

Divide both side by 3.50×10¯¹⁶

λ = 1.989×10¯²⁵ / 3.50×10¯¹⁶

λ = 5.68×10¯¹⁰ m

Thus, the wavelength of the radiation is

5.68×10¯¹⁰ m

7 0
3 years ago
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