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Serhud [2]
3 years ago
5

Which type of internal structure represents a gemstone.

Chemistry
1 answer:
Lemur [1.5K]3 years ago
3 0
Uhhhhhhhhhhhhhhh....
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Alcl3+Na =NaCl+ Al .did Al change oxidation number
saul85 [17]

Answer:

yes it is ( From +3 to 0 )

Explanation:

If this is the balanced equation:

AlCl3     +    3Na ——>    3NaCl      +      Al

Al      Cl        3Na             Na     Cl            Al

+3     -3        0                    +1       -1            0

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3 years ago
How is chemical bonding useful to our lives?
-BARSIC- [3]

Answer:

Three types of chemical bonds are important in human physiology, because they hold together substances that are used by the body for critical aspects of homeostasis, signaling, and energy production, to name just a few important processes. These are ionic bonds, covalent bonds, and hydrogen bonds.

Explanation:

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3 years ago
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last one? don't take my word though

Explanation:

the suns heat is related to nuclear fusion

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3 years ago
an ionic compound is typically made of a. two metals. b. two nonmetals. c. a metal and a nonmetal. d. none of the above.
kirill115 [55]
C. a metal and a nonmetal
6 0
3 years ago
Read 2 more answers
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