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miv72 [106K]
3 years ago
7

Is acetone soluble in water or hexane​

Chemistry
1 answer:
GaryK [48]3 years ago
6 0

Answer:

a

Explanation:

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just olya [345]

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2

Explanation:

it leads to more food which leads to a  decrease in competition

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PLEASE HURRY IM TIMED Which of the following are examples of physical changes? (Select all that apply.)
stich3 [128]

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Explanation:

tearing a piece of paper

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2 years ago
Which diagram represents an electrically neutral atom​?
Rom4ik [11]

Answer:

D

Explanation:

I hope this right, I'm sorry if it's not.

For an atom to be neutral, it has to have the same amount of protons and electrons. Because protons and electrons have opposite charges, when there is an equal amount of them they balance each other out

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2 years ago
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B. What do you notice about the number of atoms in one mole?
Doss [256]

Answer:

one mole of atom of any element contains6.022×1033 atoms regardless of the type of elements the mass of one mole of an element depend on what that element is and is equal to atom mass of that element in gram

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3 years ago
Determine the number of bonding electrons and the number of nonbonding electrons in the structure of SI2. Enter the number of bo
mariarad [96]

Answer:

4, 16,

Explanation:

SI2 is sulphur diiodide. Sulphur is in group sixteen (six valence electrons) while iodine is in group 17(seven valence electrons).

Since there are two iodine atoms and one sulphur atom, the molecule has twenty valence electrons. Out of these twenty valence electrons, only four are bonding electrons. The other sixteen electrons include the four nonbonding electrons found on sulphur and the twelve non bonding electrons found on the two iodine atoms having six nonbonding electrons each.

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3 years ago
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