Question

PRE-LAB or POST-LAB QUIZ Name Instructor/Section PRE-LAB or POST-LAB QUIZ Multiple choice questions. Circle your answers. I. The process of carrying out an analysis where a measured volume of a chemical hav- ing an UNKNOWN concentration is reacted with a measured volume of a chemical having a KNOWN concentration is called a. the neutralization point. b. the equivalence point. c. the end point. d. a titration. 2. In volumetric analysis, the point at which the indicator changes color is called a. the neutralization point. b. the equivalence point. c. the end point. d. a titration. 3. In this experiment, one mole of base neutralizes a. one-half mole of acid. b. one mole of acid. c. two moles of acid. 4. Base of known concentration is added to the vinegar until the solution in the flask turns from a. pink to colorless. b. colorless to the first tinge of pink, which will quickly go away c. colorless to the first tinge of pink that does not go away when swirled. d. colorless to a bright shade of pink 5. What is the name and chemical formula of the acid present in vinegar? Name: Formula:

Answer 1

Ank ) opnD ophon b equalalet point) 3) ophon bome mole d add) hal ge away iwhen Sunted s The aud preert in he Vinegol s Acetic Aad is aあ0 called, ethanoic acid. The ch ernical tein( CH3CO0H