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cricket20 [7]
3 years ago
12

7. The atomic mass is

Chemistry
1 answer:
BlackZzzverrR [31]3 years ago
8 0

Answer:

the answer is b.

Explanation:

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What is the oxidized substance in the following reaction? <br><br> Fe + 2HCl → FeCl2 + H2
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Fe⁰ + 2 H⁺¹Cl⁻¹ = Fe⁺²Cl₂⁻¹ + H₂⁰

the iron is oxidized 

the hydrogen is reduced


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Calculate the number of protons, neutrons and electrons in Copper
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4 years ago
Determine the number of valence electrons in each of the following neutral atoms.
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Fluorine = 7 v.e.

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column 6A (16) = 6 v.e.

column 7A (17) = 7 v.e.

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3 years ago
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