# Transcribed Image Text: Wch of the following solutions is the most basic solution? A) POH = 5.0 B) PH=10.0 C) [H+]

Excerpt
6.022 x 10^23g E) 136.0g The conjugate base of HCO3- bicarbonate ion (hydrogen carbonate ion) and the conjugate acid of oxide ion 02-, respectively are? A) CO3^2- & H2O+ B) CO3^2- & OH+ C) H2CO3 & OH- D) CO3^2- & OH- E) HC03- & H2O

Transcribed Image Text: Wch of the following solutions is the most
basic solution?
A) POH = 5.0
B) PH=10.0
C) [H+] = 1.0 x 10^-8 M
D) [OH-] = 1.0 x 10^-12
E) [OH-] = 1.0 x 10^-2
What will be the new volume when 128 mL of
gas at 20.0 degrees C is heated to 40.0
degrees C wle pressure remains
unchanged?
A) 64.0 ml
B) 120 ml
C) 137 ml
D) 128 ml
E) 256 ml
How many grams are in 2.08 moles of zinc?
fig. atomic mass of Zn= 65.4
A) 136g
B) 0.0318g
C) 65.4g
D) 6.022 x 10^23g
E) 136.0g
The conjugate base of HCO3- bicarbonate
ion (hydrogen carbonate ion) and the
conjugate acid of oxide ion 02-, respectively
are?
A) CO3^2- & H2O+
B) CO3^2- & OH+
C) H2CO3 & OH-
D) CO3^2- & OH-
E) HC03- & H2O