A change in pH of 1.0 unit indicates that: a. the molarity of H changes by one order of magnitude.
b. the acid or base content decreases or in- creases by 0.1 M.
c. the acid or base content decreases or in- creases by 1.0 M.
d. the salt content decreases or increases by 1.0 M.
e. the volume of H in a solution changes by an order of magnitude.

What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

How are isotopes of the same element alike?