subject
Chemistry, 20.12.2019 02:31 halimomohamed

For rxn 1, 10.0 ml of a cu2+ solution of unknown concentration was placed in a 250 ml erlenmeyer flask. an excess of ki solution was added. indicator was added and the solution was diluted with h2o to a total volume of 75 ml. for rxn 2, the solution from rxn 1 was titrated with 0.15 m na2s2o3. the equivalence point of the titration was reached when 13.05 ml of na2s2o3 had been added. what is the molar concentration of cu2+ in the original 10.0 ml solution?

ansver
Answers: 2

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 17:00, olsen6932
Complete each row of the table below by filling in the missing prefix or missing exponent.
Answers: 1
image
Chemistry, 22.06.2019 20:00, SpiritedAway7087
In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation:
Answers: 3
image
Chemistry, 23.06.2019 05:30, HopeDied
What is the largest environment on earth?
Answers: 3
image
Chemistry, 23.06.2019 10:40, Dvrsug8598
Aliquid solution can be made select all that apply. dissolving solids into liquids, mixing liquids, dissolving gas solutes into liquids , mixing gases, mixing solids
Answers: 3
You know the right answer?
For rxn 1, 10.0 ml of a cu2+ solution of unknown concentration was placed in a 250 ml erlenmeyer fla...

Questions in other subjects:

Konu
Physics, 19.05.2021 17:30