Derajat ionisasi ba(oh)2 = 1 ,ph larutan 2liter ba(oh)2 0,2m adalah?

Ba(OH)2 basa kuat

[OH] = M x val
= 0,2 x 2 = 0,4
POH = -log [OH] = 1-log 4
PH = 14 – ( 1-log 4)
= 13 + log 4