1

answer

0

watching

112

views

18 Nov 2019

An aqueous buffer solution is made by adding 50.0 mL of 4.00 M NaCN to 30.0 mL of 5.00 M HCN. (K_a for HCN = 4.9*10^-10). In order to adjust to a pH of 9.72, how many milliliters of 3.50 M NaOH should be added?

1

answer

0

watching

112

views

For unlimited access to Homework Help, a Homework+ subscription is required.

You have 0 free answers left.
Get unlimited access to 3.8 million step-by-step answers.

Get unlimited access

Already have an account? Log in

Jean KeelingLv2

11 May 2019

Unlock all answers

Get 1 free homework help answer.

Already have an account? Log in

Join us on Discord

Chemistry Study Group

Related textbook solutions

Basic Chemistry

ISBN: 9780134138046

Principles of Chemistry Molecular Approach

ISBN: 9780134112831

Principles of Chemistry Molecular Approach

3rd Edition, 2014

ISBN: 9780321971944

Chemistry: Structure and Properties

ISBN: 9780134293936

Chemistry: A Molecular Approach

ISBN: 9780321809247

Chemistry: A Molecular Approach

ISBN: 9780134874371

Principles of Chemistry: A Molecular Approach

ISBN: 9780134895741

Chemistry: The Central Science

14th Edition, 2017

ISBN: 9780134414232

Related questions

a. Calculate the hydronium (H₃O⁺) & hydroxide (OH^-) concentration in a solution prepared by diluting 0.100 mol of HCN to 1L with water. Ka HCN=7.2x10-10.

b. Calculate the hyrdonium (H₃O⁺) & hydroxide (OH^-) concentration in a solution prepared by diluting 0.100 mol NaCN to 1.00L with water. NaCN is a strong electrolyte.

c. what is the pH of a solution prepared by adding 50.0 mL of 0.100M NaOH to 200mL of 0.200 M HCN

calculate the mass of NaCN that must be added to 250.0 mL of water in order to obtain a solution having a pH of 11.25? Also, calculate the % ionization of the solution. [Ka of HCN=4.9*10^-10]

Weekly leaderboard

Homework Help 3,900,000

Chemistry 830,000

Start filling in the gaps now

New to OneClass?Sign up