Circle Lab Day: M T W R F Your Name: _________________________________________ Lab Time: __________ Name: _________________________________________ Partner’s . Determination of Acetic Acid in Vinegar EXPERIMENT #11: Laboratory Record Standardization Moles KHP Final Initial Volume (moles) burette burette NaOH Trial Mass KHP (g) NaOH M reading reading delivered (mL) (mL) (mL) Trial #1 Trial #2 Trial #3 Average Molarity: Standard Deviation: Show your work for the calculation of the molarity of NaOH from one of the trials above. How many significant figures should your answers for molarity have? Explain. Experiment #11: Determination of Acetic Acid in Vinegar Laboratory Record Molarity of your NaOH solution from the previous page: ______________ Vinegar Unknown Letter or Number: ______________________ Final Volume Initial Moles NaOH Molarity burette Volume NaOH Trial Vinegar burette delivered HC2H3O2 in reading delivered (mL) (mL) reading (mL) (moles) vinegar (mL)
Your Name: _________________________________________ Circle Lab Day: M T W R F Partner’s Name: _________________________________________ Lab Time: __________ . EXPERIMENT #11: Determination of Acetic Acid in Vinegar Laboratory Record Standardization Trial Mass KHP (g) Moles KHP (moles) Final burette reading (mL) Initial burette reading (mL) Volume NaOH delivered (mL) M NaOH Trial #1 Trial #2 Trial #3 Average Molarity: Standard Deviation: Show your work for the calculation of the molarity of NaOH from one of the trials above. How many significant figures should your answers for molarity have? Explain. Experiment #11: Determination of Acetic Acid in Vinegar Laboratory Record Molarity of your NaOH solution from the previous page: ______________ Vinegar Unknown Letter or Number: ______________________ Trial Volume Vinegar (mL) Final burette reading (mL) Initial burette reading (mL) Volume NaOH delivered (mL) Moles NaOH delivered (moles) Molarity HC2H3O2 in vinegar