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Butoxors [25]
2 years ago
7

(1.6 × 10-19)(5.0 × 106) = C × 10D

Chemistry
2 answers:
jek_recluse [69]2 years ago
6 0

Answer:

C = 8.0 D = -13

Explanation:

Correct on ED2020

Mnenie [13.5K]2 years ago
4 0

The correct answer is C) 8.0 D)-13

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Consider some unknown compound containing only copper and oxygen. In order to determine the empirical formula, a sample of the c
Lina20 [59]

The number of mole of copper in the sample is 0.008 mole.

Mole is simply defined as the unit of amount in a substance.

The mole of a substance can be obtained by dividing the mass of the subtance by its molar mass i.e

Mole = mass / molar mass

With the above information, we can obtain the mole of copper in the compound as follow:

Mass of copper = 0.5066 g

Molar mass of copper = 63.5 g/mol

<h3>Mole of copper =? </h3>

Mole = mass / molar mass

Mole of copper = 0.5066 / 63.5

<h3>Mole of copper = 0.008 mole </h3>

Therefore, 0.008 mole of copper was initially present in the compound.

Learn more: brainly.com/question/14295066

5 0
2 years ago
To prepare a lab solution a chemist dissolves solid potassium chloride in a given
Neporo4naja [7]

The solution could be described like a saturated and concentrated solution.

<h3>Solutions</h3>

Dissolution of solutions can occur in certain ways. These ways depend on the solvent dilution coefficient and the amount of solute.

If the amount of solute is less than the solvent can dissolve, the solution is unsaturated.

If the amount of solute is exactly the same, the solution is saturated.

If the amount is greater, the solution is supersaturated.

So, since the amount of solute is exactly equal to the amount that the solvent can dissolve, the solution is saturated and concentrated.

Learn more about solutions in: brainly.com/question/202460

5 0
1 year ago
Chlorofluoro carbons are air-polluting agents. They are produced by –
Katen [24]

Answer:

C. Aerosols

Explanation:

8 0
2 years ago
What type of boundary exists around the Pacific Ocean?
Otrada [13]

ιт ιѕ ¢αℓℓє∂ тнє ρα¢ιfι¢ ρℓαтє. ιт ιѕ α σ¢єαиι¢ тє¢σиι¢ ρℓαтє, ιт ℓιєѕ вєиєαтg тgє ρα¢ιfι¢ σ¢єαи

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4 0
3 years ago
Which statement best describes saturation?
sp2606 [1]

statement c would be correct I think.
8 0
3 years ago
Read 2 more answers
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