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Write a balanced half equation for the oxidation of Mn 2+ to MnO4 -

Mn²⁺+ 4H₂O => MnO₄^- + 8H⁺+ 5e^-

Answered by Alexander E. • Chemistry tutor

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What are the relative charges of the proton, neutron and electron?

The proton's relative charge is +1 The neutron's relative charge is 0 The electron's relative charge is -1.

Answered by Alexander E. • Chemistry tutor

10491 Views

Why does magnesium oxide have such a high melting point?

Metal and non metal so ionic bondingStrong electrostatic forces of attraction between the positive and negative ionsWhich require lots of energy to break

Answered by Lia H. • Chemistry tutor

5321 Views

Is a strong acid the same as a concentrated acid?

They sound like they should mean something similar! However, chemistry uses words very carefully, and these words have very specific meanings. Strong acids completely dissociate in water....

Answered by Katharina B. • Chemistry tutor

8771 Views

a) State the electronic configuration of a chlorine atom. b) Describe the bonding and the phase of chlorine at room temperature.

a) 2.8.7 (A chlorine atom has 17 protons and therefore 17 electrons. The first shell holds 2 electrons, and those after hold 8 electrons)
b) Chlorine exists as a diatomic molecule at room temperatur...

Answered by Ben R. • Chemistry tutor

8840 Views