Chemistry, 18.10.2019 18:00, triston12192000

You are asked to prepare a ph = 4.00 buffer starting from 1.50 l of 0.0200 m solution of benzoic acid (c6h5cooh and some added sodium benzoate salt (c6h5coona. a find the ph of the benzoic acid solution before adding the salt. b use the henderson-hasselbalck equation to derive how many moles of the salt you should add. c how many grams of the salt should you add?

Answers: 3

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 09:40, gonzaleze18

In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need

Answers: 2

continue

Chemistry, 22.06.2019 14:00, vivi4924

How is the atomic number of a nucleus changed by alpha decay

Answers: 2

continue

Chemistry, 22.06.2019 14:50, wcraig1998

Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape

Answers: 1

continue

Chemistry, 22.06.2019 19:30, Karinaccccc

How might this scientific phenomena be explained? a paper clip floats on water.

Answers: 1

continue

Do you know the correct answer?

You are asked to prepare a ph = 4.00 buffer starting from 1.50 l of 0.0200 m solution of benzoic aci...