Chemistry, 06.08.2019 04:20 sidneydominguez2323
To standardize a solution of naoh before using it in a titration of an unknown acid, you dissolve 2.48 grams of potassium hydrogen phthalate (khp) into 100 ml of h2o. you then titrate the khp with your sodium hydroxide solution and reach the endpoint after adding 20.4 ml of naoh. what is the molarity of your sodium hydroxide solution?
Answers: 2
Chemistry, 22.06.2019 04:00
Mitosis is a type of cell division that produces cells that are identical to the parent cell. meiosis is a different type of cell division that produces cells that carry have a genetic material of the parent cell. based on the information provided how do the purpose of mitosis and meiosis differ
Answers: 3
Chemistry, 22.06.2019 10:00
How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
Answers: 3
Chemistry, 22.06.2019 13:50
Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
Answers: 1
To standardize a solution of naoh before using it in a titration of an unknown acid, you dissolve 2....
History, 16.12.2019 00:31
Mathematics, 16.12.2019 00:31
Mathematics, 16.12.2019 00:31
History, 16.12.2019 00:31
History, 16.12.2019 00:31
Mathematics, 16.12.2019 00:31
Chemistry, 16.12.2019 00:31
History, 16.12.2019 00:31
Mathematics, 16.12.2019 00:31