For H2SO4, Ka,1 is very large and pKa,2 = 1.96 at 25 °C. For 0.00155 mol L−1 H2SO4(aq) at 25 °C, calculate: (a) the equi
Posted: Mon Jul 11, 2022 1:54 pm
ForH2SO4, Ka,1 isvery large and pKa,2 = 1.96 at 25°C.
For 0.00155 molL−1 H2SO4(aq) at 25 °C,calculate:
(a) the equilibrium concentration of the singly-ionizedform, HSO4−
[ HSO4− ]eq = molL−1
(Enter a number accurate to 2significant figures.)
(b) the fraction, α2, ofH2SO4 that exists in the doubly-ionizedform, SO42−
α2=
(Enter a numberbetween 0 and 1, accurate to 2 significant figures.)
(c) the pH
pH =
(Enter a number accurateto 2 decimal places.)
For 0.00155 molL−1 H2SO4(aq) at 25 °C,calculate:
(a) the equilibrium concentration of the singly-ionizedform, HSO4−
[ HSO4− ]eq = molL−1
(Enter a number accurate to 2significant figures.)
(b) the fraction, α2, ofH2SO4 that exists in the doubly-ionizedform, SO42−
α2=
(Enter a numberbetween 0 and 1, accurate to 2 significant figures.)
(c) the pH
pH =
(Enter a number accurateto 2 decimal places.)