Copy of Copy of Analysis for Acid (lab 17)

Copy of Copy of Analysis for Acid (lab 17) - Laboratory 17...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Your Section: 02 Laboratory 17 4/17/07 Part One: The Preparation of a Standard Base Solution Molecular Weight of KHP: 204.22 Formula Used Trial 1 Trial 2 Trial 3 Trial 4 Initial buret reading: data 0.00 0.00 0.00 0.00 Final buret reading: data 24.60 24.71 24.51 24.60 ml of NaOH used: =d9-d7 24.60 24.71 24.51 24.60 ht of bottle before addition to flask: data 5.1 5.0890 5.0867 5.09 ight of bottle after addition to flask: data 5.05 5.0395 5.04 5.04 Grams of KHP used: =d13-d15 0.05 0.0495 0.05 0.05 Moles of KHP used: =d17/$b$3 0.0002 0.0002 0.0002 0.0002 Molarity of NaOH: =D19/(D11/1000) 0.0093 0.0098 0.0098 0.0099 Calculated Answer Average Molarity of NaOH: =average(d21:g21 0.0097 Part Two: The Analysis of a Food for Acidity Formula Calculated Used Answer Remember, the end p Milliliters of Juice Used: data 25.00 Milliliters of Base at endpoint: from graph 7.30 Moles of Base used: =$d25*(d34/1000) 7.08E-05 Moles of Citric Acid in Juice: =d36/3 2.36E-05 Molarity of Citric Acid in Juice: =d38/(d32/1000) 9.43E-04
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This lab report was uploaded on 04/16/2008 for the course ENGL 1033 taught by Professor Napodano during the Spring '08 term at Tulsa.

Page1 / 2

Copy of Copy of Analysis for Acid (lab 17) - Laboratory 17...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online