chapter 14 Flashcards
the conjugate acid of HSO4- is?
H2SO4
what is the conjugate acid of NH3?
NH4+
what is the pH of an aqueous solution at 25.0 degrees C that contains
3.98 X 10(^-9) M hydroxide ion?
5.60
calculate the pOH of a solution at 25 degrees C that contains
1.94x10(^-10) M hydrogen ions?
4.29
an aqueous solution contains 0.100 M (H+)
the pH of the solution is…
1.00
the conjugated base of HSO4- is
SO4
what is the pH of an aqueous solution at 25 degrees C In which (OH-) is 0.0025 M?
-11.40
what solution has the highest concentration of hydroxide ions?
pH= 12.59
sodium hydroxide is a strong base. this means that….
aqueous solutions of NaOH contain equal concentrations of H+ and OH
according to the bronsted Lowry def,….
a base is a proton acceptor
identify the Brønsted-Lowry acid in the following reaction
H20+CO 2/3 –> HCO3 +OH
H2O
the pOH of a solution of NaOH is 11.30. what is the (H+) for this solution?
2.0 X 10-3
the pH of a solution is 4.80. what is the concentration of hydroxide ions in this solution?
6.3 X 10^-10
what substance is formed when the hydroxide ions accepts a proton?
water