Questions LLC
Login
or
Sign Up
Ask a New Question
pH Calculations
Page 5
Questions (299)
Calculate the pH of a 0.35 M solution of dimethylamine, (CH3)2NH.
1 answer
asked by
donna
775 views
A buffer solution is made as followed:
i)adding 13.50mL of 0.200mol/L sodium hydroxide to 50.00mL of 0.100mol/L propanoic acid.
2 answers
asked by
Sara
773 views
What is the pH of the solution created by combining 2.80 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HC2H3O2(aq)?
I got
3 answers
asked by
ibob
751 views
0.001N NaoH calculate the ph
2 answers
asked by
Rupesh
707 views
Lactic acid, HC3H5O3(aq) is a weak acid that gives yougurt its sour taste(Yeeeeecccckkk). Calculate the pH of a 0.0010 mol/L
2 answers
asked by
Sarah
745 views
The Kw of water varies with temperature. Calculate the pH of water at 46⁰C with a Kw = 1.219 x 10-14. Show all calculations
2 answers
asked by
Swag
718 views
How to find [H3O+] when i have [OH-]?
2 answers
asked by
Saphire
685 views
What is the pH of a buffer solution that is 0.15 M propionic acid and 0.20M sodium propionate?
How do I start this problem
5 answers
asked by
LT
700 views
A solution is prepared by dissolving of pure HC2H3O2 and of NaC2H3O2 in of solution (the final volume).
(a) What is the pH of the
2 answers
asked by
Liam
710 views
if 0.4M NaOH is titrated with 0.4M HF, how do we calcualte the ph at equivalence. The book assumes each is 1L, but why do we use
2 answers
asked by
flame
670 views
enzoic acid is a weak monoprotic acid with Ka = 6.5×10-5 M. NaOH(s) was gradually added to 1.00 L of 8.66×10-2 M benzoic acid.
2 answers
asked by
bekah
693 views
A solution of NaOH(aq) contains 7.7 grams of NaOH in 93 mL of solution. Calculate the pH at 25◦C.
---- 7.7 grams x (1
2 answers
asked by
Edwin
692 views
Calculate the pH of 0.15M hydrazoic acid, HN3
. Ka = 1.8 x 10-5 .
2 answers
asked by
mary
672 views
calculate the change in pH when 5 ml of 0.01M HNO3 is added to 50 ml of water.
I know how to calculate pH, but not when it is
4 answers
asked by
Yvonne
663 views
determine the pH of a solution made by mixing 8 ml of 1.10M acetic acid and 2ml 0.9 M sodium acetate solution. pKa for acetic
2 answers
asked by
Max
625 views
so i got a test and like usual my teacher didn't teach me half of the stuff that's going to be on it so he gave us a pretest of
2 answers
asked by
Chemistry
612 views
IN the polystyrene beaker, mix 20mL of 0.1 M Acetic acid and 25mL of 0.1M Sodium Acetate and immediately measure the pH. Remove
2 answers
asked by
Saira
614 views
"Calculate the pH of 0.10 mol/L aqueous solution of aluminum sulfate."
I am also given the ka value for the aluminum ion
10 answers
asked by
Stuck
604 views
The question is telling me that NaOH (24.00 grams) is diluted in water (750 mL). Find the pH and pOH. This is what I did so far:
4 answers
asked by
Lena
589 views
A buffer with a pH of 4.30 contains 0.25 M of sodium benzoate and 0.20 M of benzoic acid. What is the concentration of [H ] in
2 answers
asked by
noel
582 views
If 20 mL of 0.10 M NaOH are added to 30 mL of 0.20 M HOAc, what is the pH of the resulting solution? (Ka = 1.8 ´ 10-5 for
3 answers
asked by
david
564 views
Acetic acid (HOAc) is a weak acid with a Ka= 1.8 X 10^-5 and sodium hydroxide (NaOH) is a strong base. What is the pH of a
3 answers
asked by
Chelsea
595 views
Calculate the pH of the solution resulting from the addition of 75.0 mL of 0.15 M KOH to 35.0 mL of 0.20 M HCN (Ka (HCN) = 4.9
2 answers
asked by
pH! help!
581 views
What is the pH of the solution created by combining 2.80 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00
6 answers
asked by
UN
602 views
PartA: What volume of 10.0M NaOH is needed to prepare a buffer with a pH of 7.79 using 31.52 g of TrisHCl? TrisHCl is a weak
2 answers
asked by
Fay
595 views
Calculate the pH of a 100mL solution of 0.10M acetic acid ka=1.8x10(-5)
i calculated the pH to be 2.87 from the square root of
2 answers
asked by
Kevin
583 views
3.a solution has 64 grams of HI dissolved in 250 L of water. what is its [H+]
4. What is the pH of the solution in question #3?
4 answers
asked by
Emma
585 views
Calculate the pH of a .25 M ammonium acetate (CH3COONH4) soluton. I thought u just did -log(.25) but it keeps saying that i have
2 answers
asked by
Natalie
560 views
What is the pH of a solution of 120 ml 0.15M acetic acid to which we add 30mL 0.2M NaOH?
I have a bit of a hard time with this
9 answers
asked by
Gulzaman
573 views
I. 1) Calculate the pH of the following solution:
0.1 M HF + 0.2 M NaCN Given: pKa for: HF/F- = 3.2 HCN/CN-= 9.4 2) Calculate the
2 answers
asked by
abd
570 views
calculate the ph at the equivalence point for the titration of 0.01 M Ch3COOH with 0.1 M NaoH ka= Ch3Cooh 1.8E-5
idek how to do
2 answers
asked by
JK
543 views
What is the pH of the solution created by combining 11.40 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?
with 8.00
2 answers
asked by
Billy
546 views
Calculate the pH of 0.215 M carbonic acid (H2CO3). (HINT: do NOT worry about the second H+ in this acid!)
How would I solve this?
2 answers
asked by
Edward
530 views
What is the pH of a solution prepared by adding 4.000 grams of NaOH to a 50.00 mL of a buffer that is 2.00 molar both in acetic
4 answers
asked by
phil
551 views
Calculate the pH buffer made by combing 50.0 mL of 1.00M ammonia and 50.0mL of ammonium nitrate. Can I use the same formula? If
7 answers
asked by
Monique
525 views
Metal cations can act as lewis acids in water to produce an acidic solution even though the metal ion contains no hydrogen.
2 answers
asked by
Jude
521 views
What is the pH of a solution prepared by mixing 10 mL of 0.10 M NH3 and 5.0 mL of 0.24 M NH4+. Assume Ka(NH4+) = 5.56 x 10^-10
2 answers
asked by
Liz
507 views
What is the pH of the solution created by combining 12.30 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?
with 8.00
3 answers
asked by
Renee
526 views
Calculate the [H+] for: black coffee with a pH of 6.9 (Enter your answer as follows: 1.0E-2 for 0.010)
2 answers
asked by
B
504 views
HCI is a strong acid. What is the ion concentration, (H+), of a 0.0015M solution of HCI? What is the pH of a 0.0015M solution of
2 answers
asked by
Yvonne
562 views
What is the pH of a solution made up of 50cm^3 of 1M Ethanoic Acid and 25cm^3 of 1M sodium ethanoate? Assume Ka for Ethanoic
2 answers
asked by
Alice
543 views
ahhh im confused!!
Calculate the pH of a solution formed by mixing 372 mL of a solution containing 4.4 x 10-6 M NaOH with 286 mL
2 answers
asked by
mark
535 views
consider 1.0 L of a solution which is 0.55 M HF and 0.2 M NaF (Ka for HF = 7.2 x 10-4). Calculate the pH after 0.10 mol of HCl
2 answers
asked by
Chris
527 views
calculate the ph of a solution by addition of 0.1 mL of 0.5m hcl to 50.0 ml pure water.
I'm supposed to use c1v1=c2v2... but I
3 answers
asked by
Jeanine
513 views
What is the pH of the solution created by combining 2.70 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00
2 answers
asked by
Ashley
535 views
Calculate the pH of a solution obtained by mixing 50 mL of 0.75 M CH3COOH with 15 mL of 1.6 M NaOH. (Ka of CH3COOH is 1.8 x
1 answer
asked by
Samara
498 views
The weak acid HQ has a pKa of 4.89. calculate the [OH-] of .50 M HQ.
2 answers
asked by
Harry
504 views
Substance X (MW=356gm) is a weak acid. Its Ka is 1.7x10^-3. Calculate pH of725ml of the following solutions:
a)Containing 0.187
3 answers
asked by
Grace
482 views
Complete the table below: Note: Make simplifying assumptions, do not use the quadratic formula.
What is the pH of the solution
3 answers
asked by
Sara
490 views
Given .300 L of a buffer solution that is .250 M HC2H3O2 and .50 M NaC2H302, what is the new pH if .0060 mol HCL is added? what
4 answers
asked by
Symone
502 views
Pages
1
2
3
4
5
6
Parent Categories (34)
Acid-Base Chemistry
Acid-Base Equilibria
Acid-Base Equilibrium
Acid-base reactions
Acid-Base Titration
Acids & Bases
Acids and Bases
Biology
Buffer Solutions
Buffers
Calculations
Chemical calculations
Chemical Equations
Chemical Equilibrium
Chemical Reactions
Chemical Reactions/Equations
Chemical Solutions
Chemistry
Dilution
Electrochemistry
Equilibrium
Equilibrium and Acid-Base Reactions
Equilibrium Constants
Solutions
Solutions and Acids/Bases
Solutions and Buffers
Solutions and Concentrations
Solutions and Mixtures
Solutions and Molarity
Solutions and pH
Solutions and Solubility
Stoichiometry
Titration
Titrations