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Why is oxygen reduced in the reaction of hydrogen with oxygen to make water?
Which term describes the following process? 2Fe(s) + O2(g) + 2H2O(l) → 2Fe(OH)2(s)
4Fe(OH)2(s) + O2(g) +2H2O(l) → 4Fe(OH)3(s)
The half-reaction method is particularly useful for balancing redox equations.
A spontaneous reaction causes current to flow in an electrolytic cell.
Which of the following chemical equations represents an oxidation-reduction reaction?
Identify the products formed in the net reaction of the electrolysis of water.
The gas produced at the cathode in the electrolysis of brine is _________.
____ 8.
____ 9.
____ 10.
____ 11.
____ 12.
____ 13.
____ 14.
____ 15.
____ 16.
H is oxidized and Cl is reduced in this reaction. 2ClO- +H2 +2e- →2Cl- +2OH-
In which of the following species is the oxidation number of sulfur less than 6?
A proton is transferred between a conjugate acid-base pair.
A Lewis base is a substance that can _________.
Which combination of acid and salt in aqueous solution would form a buffer?
Which type of solution is one with a pH of 7?
The formula of the ammonium ion is written as _________.
a.
b. c.
H3O+ H+
NH4+
A highly active metal is most easily oxidized.
When an acid reacts with a base, what compounds are formed?
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