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Mg is the symbol for the element magnesium and could be used to represent a neutral atom of magnesium. Mg2- does not occur, but Mg2+ does, and is the symbol of a magnesium ion, which is a magnesium atom that has lost two electrons.

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Calculate the standard emf of a cell that uses the Mg Mg2 plus and Cu Cu2 plus half cell reactions at 25 degrees C?

Cu + Mg2 --------> Cu2 + Mg Cu --------------> Cu2 + 2e Mg2 + 2e --------> Mg Cu --------------> Cu2 + 2e (E = +0.35) Mg2 + 2e --------> Mg (E = -2.36V) +0.35 + (-2.36) = -2.01V --------------------------------------… Mg + Cu2 --------> Mg2 + Cu Mg --------------> Mg2 + 2e Cu2 + 2e --------> Cu Mg --------------> Mg2 + 2e (E = +2.36V) Cu2 + 2e --------> Mg (E = -0.35V) +2.36 + (-0.35) = +2.01V


What is the difference between mg and mlg?

what is the difference between mg and mgl


What is the difference between 2.5 mg and 5 mg?

The difference is 2.5 mg


What is the product of Mg and hydronium ion?

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What are the half-reactions for a galvanic cell with Zn and Mg electrodes?

Ni2+(aq) + 2e- Ni(s) and Mg(s) Mg2+(aq) + 2e-


What kind of bond is Mg and Cl?

Ionic- the difference in electronegativity is high (Mg 1.31, Cl 3.16)


What is the formula of the common ion derived from Mg?

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What ions are produced when MgOH2 dissolves in water?

Mg(OH)2,solid --- in water---> Mg2+aq + 2 OH-aq


What is the ionic charge on Mg2?

The ionic charge on "Mg2", presumably meaning the cation whose formula is Mg+2, is +2. In the unlikely event that "Mg2" means a diatomic molecule of elemental magnesium, the ionic charge would be 0,


What is net ionic equation for hydrochloric acid and magnesium?

The net ionic equation for the reaction between hydrochloric acid (HCl) and magnesium (Mg) is: 2H⁺ + Mg(s) -> Mg²⁺ + H₂(g)


What type of bond is formed Mg and Mg?

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What is the Lewis structure for the atom Mg plus Br?

Mg2+