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lubasha [3.4K]
3 years ago
13

In an electrically neutral atom of any element, there are equal numbers of

Chemistry
1 answer:
White raven [17]3 years ago
8 0

Answer:

C

Explanation:

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mixer [17]

Answer:

Its C

Explanation:

Got 100% on test edge 2020

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2 years ago
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Which organism on the food chain is a carnivore? fungus grass grasshopper spider
Lady_Fox [76]

Answer:

I think it would it spider

Explanation:

Spider catch there meals in there web then suck the blood out after it wraps them up in webing

5 0
3 years ago
What are the top 10 facts about animal cells
bija089 [108]
Nucleus
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Mitochondria
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8 0
3 years ago
What is the freezing point of a solution of 0.5 mol of LiBr in 500 mL of water? (Kf = 1.86°C/m) –1.86°C –7.44°C –5.58°C –3.72°C
tresset_1 [31]

Answer:

  • Last choice: <em><u>- 3.72°C</u></em>

Explanation:

The freezing point depression in a solvent is a colligative property: it depends on the number of solute particles.

The equation to predict the freezing point depression in a solvent is:

  • ΔTf = Kf × m × i

Where,

  • ΔTf is the freezing point depression of the solvent,
  • m is the molality,
  • Kf is the cryoscopic molal constant of the solvent, and i is the Van'f Hoff factor, which is the number of ions produced by each unit formula of the ionic compound.

The calcualtions are in the attached pdf file. Please, open it by clicking on the image of the file.

Download pdf
6 0
3 years ago
Does the following compound contain a polyatomic ion? Na2SO4<br> Yes<br> No
seropon [69]
The answer is yes I believe so.
8 0
3 years ago
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