Chemistry, 16.12.2019 21:31 lexieforlife911
Astudent is asked to determine the molarity of a strong base by titrating it with 0.250 m solution of h2so4. the students is instructed to pipet a 20.0 ml portion of the strong base solution into a conical flask, to add two drops of an indicator that changes at ph = 7, and to dispense the standard h2so4 solution from a buret until the solution undergoes a permanent color change. the initial buret reading is 5.00 ml and the final reading is 30.00 ml at the equivalence point. which procedural error will result in a strong base molarity that is too high? using an indicator that changes at ph = 5 rather than at ph = 7using a buret with a tip filled with air rather than the h2so4 solutionusing 4 drops of indicator rather than the recommended 2 dropsusing a conical flask that contains several drops of h2o
Answers: 1
Chemistry, 22.06.2019 21:30, crystalbyrd79p8imrx
What is the effect of returning nuclear reactor cooling water back into bodies of water?
Answers: 3
Astudent is asked to determine the molarity of a strong base by titrating it with 0.250 m solution o...
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