$9\mathrm{.}30.$ As $25C.$ what ane the mols $H_2{O}^{+}$and $OH$ conacen$-$

tration: $7$ in

$($a$)0\mathrm{.}0300M{C}_6{H}_4\frac{C}{O}O{H}_4$

$($b$)090600\frac{M}{H}N,s$

$($c$)0,$TogM cthylarities

$($d$)0\mathrm{.}2000$ Mutincthylamine?

$($c$)0\mathrm{.}200M$ Gits COONI $($rodrum bernowsh$)$

$(9)00060MCH$ CH $2000N?$

$(9)0\mathrm{.}250M$ bydsisylanine tridfoch

$($h$)00250M$ sthyd ammonlum chlotide?