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photoshop1234 [79]
3 years ago
11

The Universe is composed of...?

Chemistry
2 answers:
exis [7]3 years ago
8 0
A.
everything in existence.
Olegator [25]3 years ago
5 0
The answer is A. everything in existence...please give brainliest answer if I helped you. :)
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P is the dominant allele for purple. p is the recessive allele for white. A Pp flower crosses with a pp flower. What are the pos
malfutka [58]

Answer:

Pp, Pp, pp, pp, 50% chance at purple and 50% chance at white

Explanation:

5 0
3 years ago
Part i. you considered the equilibrium: fe3+(aq) + scn-(aq) fe(scn)2+(aq), and compared the color of the solutions in four test
Alexus [3.1K]

Answer:

The equilibrium will be shifted to lift with the formation of a brown gelatinous precipitate of Fe(OH)₃.

Explanation:

  • Le Chatelier's principle states that <em>"when any system at equilibrium for is subjected to change in concentration, temperature, volume, or pressure, then the system readjusts itself to counteract the effect of the applied change and a new equilibrium is established that is different from the old equilibrium"</em>.
  • The addition of NaOH will result in the formation of Fe(OH)₃ precipitate which has a brown gelatinous precipitate.
  • The formation of this precipitate cause removal and decrease of Fe³⁺ ions.
  • According to Le Chatelier's principle, the system will be shifted to lift to increase Fe³⁺ concentration and reduce the stress of Fe³⁺ removal and readjust the equilibrium again. So, the [Fe(SCN)²⁺] decreases.
  • Increasing [Fe³⁺] will produce a yellow color solution that contains a brown gelatinous precipitate of Fe(OH)₃.
3 0
3 years ago
For Part 1, describe the changes in the colors of the well, if any, as you go from well 1 to well 9—that is, as you go from the
dezoksy [38]

Answer:

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4 0
4 years ago
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Which of the following has the highest electronegativity?<br> A. Na <br> B. Li<br> C. C<br> D. Si
koban [17]

Answer:

C. C, because it’s the highest of all four and C is 2,5 which is medium but the highest one.

3 0
3 years ago
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I have to do an experiment about reaction rates, and i need to have things to dissolve..
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Answer:

salt ( with food coloring)

sand

sodium chloride

coffee

flour

oil

vinegar

different types of pancake mix

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