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hodyreva [135]
3 years ago
11

What is a representative element based on IUPAC? A. F- B. Ca2+ C. Cr2+ D. N2-

Chemistry
2 answers:
spin [16.1K]3 years ago
7 0

Answer:

I think c .. ..............

belka [17]3 years ago
4 0

Answer:

s

Explanation:

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Use the limiting reagent to determine how many grams of Cu(OH)2 should precipitate out in the reaction - CuSo4(aq) + 2NaOH(aq) -
Elis [28]
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7 0
2 years ago
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Zinc metal (Zn) will react with aqueous hydrochloric acid (HCI aq) to produce aqueous zinc chloride (ZnCl2 aq) and hydrogen gas
Debora [2.8K]

Answer:

5

Explanation:

Here, we want to get the equation of the reaction between Hydrochloric acid and Zinc metal

Zinc metal displaces the hydrogen from hydrochloric acid to form zinc chloride

We have the equation of reaction as:

2HCl_{(aq)}\text{ + Zn}_{(s)}\text{ }\rightarrow\text{ ZnCl}_{2(aq)}\text{ + H}_{2(g)}

3 0
11 months ago
3.7x10^7 and 3.30x10^8 written in scientific notation
kodGreya [7K]

Answer:

1) 37100000

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2) 3.30 x 10^8 = 330000000

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3 0
3 years ago
Specify the number of protons, neutrons, and electrons in the neutral atom bromine-80.
jolli1 [7]
  80 equals the mass number. In the periodic table, the atomic number of Bromine is 35. The atomic number equals the number of protons.
  80-35= number of neutrons (mass-protons)
So, we have P=35   N=45
Furthermore, since the atom is neutral that must mean that the number of electrons equals the number of protons.
e=35
5 0
3 years ago
What is the Increase of angles between two bones
Diano4ka-milaya [45]
The increase of angles between two bones is and ankle
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