Asked by m
how many grams of NaoH are dissolved in 250.00 ml of water if the ph is 11.35
Answers
Answered by
DrBob222
pH + pOH = pKw = 14 = 14
You know pH, and pKw, solve for pOH.
Then pOH = -log(OH^-)
Solve for OH^- )in mol/L
Then M = mols/L.
You know M and L, solve for mols
Finally, mols = grams/molar mass. You know molar mass and mols, solve for grams.
You know pH, and pKw, solve for pOH.
Then pOH = -log(OH^-)
Solve for OH^- )in mol/L
Then M = mols/L.
You know M and L, solve for mols
Finally, mols = grams/molar mass. You know molar mass and mols, solve for grams.
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