Chemistry teacher

  Comparison of foaming capacity of different washing soaps before and after the addition of sodium carbonate. CHEMISTRY INVESTIGATORY PROJECT INVESTIGATION OF THE FOAMING CAPACITY OF DIFFERENT WASHING SOAPS AND THE EFFECT OF ADDITION OF SODIUM CARBONATE ON IT Submitted By Name: ______________________ Class: XI Roll No.: ______________________ School: ______________________ Session: ______________________ Teacher: ______________________ CERTIFICATE This is to certify that ______________________ of Class XI has successfully completed the Chemistry Investigatory Project titled “Investigation of the Foaming Capacity of Different Washing Soaps and the Effect of Addition of Sodium Carbonate on It” under the guidance of the Chemistry teacher during the academic session ______________________ . Teacher's Signature: ____________________ Examiner's Signature: ____________________ Date: ____________________ ACKNOWLEDGEMENT I express my sincere gratitude to my Chem...

  Class 11 Chemistry Investigatory Project: Acidity of Fruit and Vegetable Juices CHEMISTRY INVESTIGATORY PROJECT STUDY OF ACIDITY OF FRUIT AND VEGETABLE JUICES Submitted By Name: ______________________ Class: XI Roll No.: ______________________ School: ______________________ Session: ______________________ Teacher: ______________________ CERTIFICATE This is to certify that ______________________ of Class XI has successfully completed the Chemistry Investigatory Project titled “Study of Acidity of Fruit and Vegetable Juices” under the guidance of the Chemistry teacher during the academic session ______________________ . Teacher's Signature: ____________________ Examiner's Signature: ____________________ Date: ____________________ ACKNOWLEDGEMENT I express my sincere gratitude to my Chemistry teacher for providing valuable guidance and support throughout this project. I am also thankful to the laboratory staff for providing the necessary chemicals, appar...