front 1 What is the suggested KHC8H4O4 sample size for each titration? | back 1 0.9-1.1g |
front 2 When the following chemical equation is balanced: | back 2 1 |
front 3 What percent difference are you looking for in your titration trials? | back 3 +/- 1 |
front 4 The purpose of this lab is to: | back 4 find the concentration of a sodium hydroxide solution |
front 5 Which of the following is not mentioned in this experiment? | back 5 gas forming reaction |
front 6 Accuracy is a measure of: | back 6 the agreement between actual value and that obtained from the experiment |
front 7 The smallest division on a buret is? | back 7 0.1mL |
front 8 If a 55mL sample of NaOH was found to contain 0.026 moles of NaOH, then the Molarity of this solution is? | back 8 0.47 |
front 9 The concentration of a solution is expressed as ________, in units of _________. | back 9 molarity, moles/L |
front 10 When the experiment is complete you should: | back 10 discard the sodium hydroxide in the container provided in the fume hood. |
front 11 Precision is a measure of: | back 11 how close each measurement is to one another. |
front 12 Percent Difference is a measure of: | back 12 precision |
front 13 The equivalence point is: | back 13 when enough reactant has been added to completely react with the other reactant present |
front 14 What is the purpose of running a trial run? | back 14 to get a general idea where the equivalence point is. |
front 15 The reaction between an acid and a base produces: | back 15 salt and water |
front 16 The reagents that are required in this lab are: | back 16 NaOH and KHC8H4O4. |
front 17 When diluting the concentrated NaOH solution the final volume of the dilute solution should be? | back 17 ~200mL |
front 18 In setting up the titration, the sodium hydroxide solution is placed | back 18 in the buret |
front 19 The procedure calls for the addition of _________ phenolphthalein indicator to each flask. | back 19 3-4 drops |