Gen Chem Question on Topscore

happyana · Jul 28, 2008

Is Ba(OH)2 soluble? Topscore says it isn't, but Kaplan's solubility rules show that OH attached to Ba is soluble. Anyone know?

doc toothache · Jul 28, 2008

happyana said:
Is Ba(OH)2 soluble? Topscore says it isn't, but Kaplan's solubility rules show that OH attached to Ba is soluble. Anyone know?

5.6g/100ml of H2O at 15 C.

happyana · Jul 29, 2008

so wait is it soluble?

yakuza · Jul 29, 2008

Its for certain soluble, and like what doc said 5.6g/100ml of H2O at 15 C.

What's the exact question on topscore?

Daydream46 · Jul 29, 2008

yakuza said:
Its for certain soluble, and like what doc said 5.6g/100ml of H2O at 15 C.

What's the exact question on topscore?

Destroyer has it an insoluable too.... see #37 and 49

EDIT: just kidding....thats BaSO4.. silly me

Dencology · Jul 29, 2008

all OH are insoluble with the exception of Ba(OH)2, Sr(OH)2, and Ca(OH)2.
hope it helps.

happyana · Jul 29, 2008

so then topscore is wrong then? ah!! i hate mistakes