Question 11

(Multiple Choice)

  -The ion(s)or molecule(s)labeled B is (are) A)CO2. B)H2O. C)O2. D)H<sup>+</sup>. E)2H.
-The ion(s)or molecule(s)labeled B is (are)


A)CO2.
B)H2O.
C)O2.
D)H+.
E)2H.

Answer