lute to 1 liter.
Methyl Orange indicator - Dissolve 0.1 g of methyl orange in DI water and dilute to 100 mL.
PROCEDURE
Pipette 5 mL of plating solution into a 250 mL Erlenmeyer flask.
Add about 100 mL of DI water.
Add 2 to 3 drops of methyl orange indicator.
Titrate with 1 N sodium hydroxide solution until color changes from pink to yellow.
Record the results.
CALCULATIONS
g/L sulfuric acid = mL NaOH x N NaOH x 9.88
% by volume sulfuric acid = mL NaOH x N NaOH x 0.56
oz/gal su