Contrast oxidation and reduction.

a. oxidation involves the loss of elections while reduction involves the gain of electrons.

b. both oxidation and reduction involve the gain of electrons.

c. both oxidation and reduction involve the loss of electrons.

d. oxidation involves the gain of electrons while reduction involves the loss of electrons.

Oxidation involves the loss of elections while reduction involves the gain of electrons.

is the answer it is not gain wrong

Explanation:

answer; /// the amount of material dissolved in a measure of liquid(concentration) the above statement is (true); /// good luck

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.