Chemistry, 21.05.2020 03:11, alexsan5537
A solution used as a topical anesthetic contains 50.0 mL of a buffer containing 0.090 M benzoic acid (HC7H5O2) and .180 M sodium benzoate (Na C7H5O2). The Ka of benzoic acid is 6.3 x 10-5.
What would the pH be of this solution at the equivalence point?
Answers: 1
Chemistry, 22.06.2019 19:10, krisandlance
Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m
Answers: 1
Chemistry, 23.06.2019 01:00, carson9373
Wind and moving water provide energy. chemical mechanical thermal none of the above
Answers: 1
Chemistry, 23.06.2019 12:30, bryantjorell
An atom holds 7 electrons. use orbital notation to model the probable location of its electrons. an atom hold 22 electrons. use orbital notation to model the probable location of its electrons. an atom holds 17 electrons. use orbital notation to model the probable location of its electrons.
Answers: 1
A solution used as a topical anesthetic contains 50.0 mL of a buffer containing 0.090 M benzoic acid...
Social Studies, 12.07.2021 04:50
Mathematics, 12.07.2021 04:50
Mathematics, 12.07.2021 04:50
English, 12.07.2021 04:50
Mathematics, 12.07.2021 04:50