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pH Calculation
Page 5
Questions (691)
Can you please tell me if these are right?
Determine the pH for the following solutions A [OH-] = 1.0 X 10^-7 M I got 7 B. [H3O+
3 answers
asked by
Jessie
527 views
Calculate the pH at the equivalence point in titrating a 0.120 M solution of NaHCrO4 (sodium hydrogen chromate) with 7.0×10−2
3 answers
asked by
Josh
915 views
Calculate the pH of the solution made by dissolving 8.00 g of lactic acid.
1 answer
asked by
Jay
342 views
What is the pH of a solution in which [H30+] = 1.2 x 10^-3 M?
A)1.20 B)2.92 C)11.08 D)12.80 E)8.33 x 10-12
3 answers
asked by
jim
568 views
Calculate the pH of a 0.10 M solution of barium hydroxide, Ba(OH)2.
2 answers
asked by
Saira
1,284 views
If 535 Ml of gaseous HCL, at 26.5 degrees Celsius and 747mm Hg, is dissolved in enough water to prepare 625 ml of solution, what
4 answers
asked by
ChemHurts
744 views
i need help.
Calculate the pH of a 0.24 M CoCl3 solution. The Ka value for Co(H2O)63+ is 1.0 10-5. how do u do these with like
3 answers
asked by
Lindsey
652 views
The hydrogen ion concentration of a substance is related to its acidity and basicity. Because hydrogen ion concentrations vary
4 answers
asked by
Jenny
1,119 views
Calculate the pH of concentrated hydrochloric acid if this solution is 24.8 % HCl by weight and has a density of 1.16 g/mL.
3 answers
asked by
A.A
978 views
What is the pH of a 1.24 mol/L solution of HCN(aq) if its Ka = 6.2 x 10-10?
Rate my answer please For your understanding: HCN ⇌
4 answers
asked by
Amandeep
2,700 views
Enough water is added to 0.35 g of benzoic acid to make 1000 mL of solution. What is the pH?
Ionization Constant for Benzoic Acid
4 answers
asked by
LT
829 views
DrBob has given you the equation to use:
k2 = [H^+][SO4^-]/[HSO4^-] and the values to substitute [H^+] = 0.01 + x [SO4^-2] = x
4 answers
asked by
lyne
449 views
whats the pH if 25.0 ml of 2.0 M NaOH is added to 1.00 L of pure water?
4 answers
asked by
Niraj
702 views
Calculate the end point pH, when 25 mL of 0.01 mol/L HCl solution reacts exactly with 25 mL of 0.1 mol/L NH4OH solution.
NH3 Kb =
3 answers
asked by
Raj
808 views
What would be the pH of 0.568 g of HClO4 per 250 mL of solution?
4 answers
asked by
Vaneza ASAP
550 views
Calculate the pH of a 4.80M solution of NaOH.
I got 14.68, but is this too high? I did -log(4.8), then subtracted 14 - (-0.6812)
2 answers
asked by
j
107 views
Calculate the pH of the solution, when 50ml of 2.0HNO2(ka=4×10^-4) titrated with 50ml of 1.0MKOH
1 answer
asked by
Kebeki
177 views
What is the pH of a 1.0 M H2SO3 solution?
(K1 = 1.2 x 10-2, and K2 = 6.6 x 10-8
1 answer
asked by
jaylord
321 views
If the OH- ion concentration in an aqueous solution at 25.0 oC is measured as 6.0 x 10‑4 M, then the pH of the solution is
2 answers
asked by
ana
463 views
Can someone solve this for me?
10.0mL of 0.10M HCl is added to a 100.0 mL of a 0.10M solution of NaCO2H (sodium formate). What is
1 answer
asked by
Rachel
217 views
Calculate the pH given the following H3O+ concentrations:
a) 2.3 x 10-6 M b) 8.3 x 10-9 M c) 6.4 x 10-3 M d) 4.1 x 10-7M
2 answers
asked by
marteena
659 views
What is the pH of a solution prepared by mixing 150 mL of 0.1 M HCl with 300 mL of 0.1 M sodium acetate (NaOAc) and diluting the
1 answer
asked by
Daniel
363 views
To 10ml of a 0.10 acetic acid solution a 0.10M NaOH solution is added what is ph of the solution when 9.5ml of NaOH have been
2 answers
asked by
Juma
614 views
Some of 0.2M of acetic acid are mixed wit 50ml of 0.2 sodium acetate solution, what will be the pH of the mixture?? (Ka=1.85
1 answer
asked by
Manoj Mallick
448 views
Calculate [H+] or [OH-]as required for each of the following solutions at 25degrees and state whether the solution is neutral,
2 answers
asked by
Mervis
511 views
Calculate the pH of 500ml 0.07M nitrous acid solution to which 1.4015 grams of sodium nitrite (KW=68.9953) are added.
1 answer
asked by
Amy
402 views
Calculate the pH of:0.01M HCl pH=-log[H*]. ..=-log[0.01]. ..=2.is the pH of HCl,I enter -log on my calculator Igot 2 as my
4 answers
asked by
Jamie-anne
388 views
a flask containing 50ml of 0.128M sodium acetate is titrated with 0.138M nitric acid. Calculate the initial ph of the acetate
2 answers
asked by
amy
543 views
The most effective buffer solutions have equal concentrations of salt and acid (or base). Find the pH of a buffer solution with
2 answers
asked by
Luke
656 views
Saccharin has a pKa of 2.32
It has a formula of HNC7H4SO3 If you dissolve 4.6 grams of saccharin in 478 ml of water, what is the
2 answers
asked by
John
527 views
calculate the pH of the 120mL of a 0.12 M HCOONa,Ka=1.8*10^-5,solution are added to 50mL of a 0.05 M H2SO4 solution.Determine
2 answers
asked by
Anonymous
668 views
Please could anyone help me to give me solution of this problem:
Calculate the pH of a solution obtained by mixing 50 mL of NH3
1 answer
asked by
Anonymous
424 views
Check my work?
What is the approximate pH of a 0.05 M solution of HSCN that has a Ka of 10-4? HSCN -> H+ + SCN-
4 answers
asked by
Aurora
1,244 views
What is the pH of a mixture of 0.042M NaH2PO4 and 0.054M Na2HPO4
3 answers
asked by
Katlego
777 views
A solution is prepared by titrating a 100.0 mL sample of 0.10 M HF (Ka = 7.2 × 10-4) with 0.10 M NaOH.
A)What is the pH after
1 answer
asked by
Anonymous
455 views
, what would be the pH of a solution of 0.1 M acetic acid and 1 M sodium acetate if the pKa for acetic acid is assumed to be
1 answer
asked by
Anonymous
343 views
what is the ph at 25 degrees Celsius of a solution made by dissolving a 5.00 grain tablet of aspirin in 0.500 litres of water?
1 answer
asked by
Andrew
480 views
The weak acid HQ has pKa of 4.89. Calculate the [H3O+] of .035 M HQ.
Thanks.
2 answers
asked by
mark
524 views
Calculate the pH of the solution after the addition of the following amounts of 0.0617 M HNO3 to a 70.0 mL solution of 0.0750 M
2 answers
asked by
Owen
1,309 views
500.0 mL of 0.120 M NaOH is added to 595 mL of 0.250 M weak acid (Ka = 2.95 × 10-5). What is the pH of the resulting buffer?
The
5 answers
asked by
Owen
612 views
What is the PH of the solution after 25.00 ml of 0.250 M KOH is added to 75.00 ml of 120 M Acetic acid?
1 answer
asked by
Chephira
340 views
A buffered solution is made by adding 47.4 g C2H5NH3Cl to 1.00 L of a 0.68 M solution of C2H5NH2. Calculate the pH of the final
2 answers
asked by
Julie
1,065 views
Calculate the pH of the cathode compartment for the following reaction given Ecell = 3.01 V when [Cr3+] = 0.15 M, [Al3+] = 0.30
5 answers
asked by
Anonymous
1,161 views
Calculate the pH of the cathode compartment for the following reaction given Ecell = 3.01 V when [Cr3+] = 0.15 M, [Al3+] = 0.30
1 answer
asked by
Anonymous
895 views
you have a 0.200L of solution containing 250mM phosphate buffer, pH 6.8.
An equivalent amount of HCl/NaOH with respect to the
3 answers
asked by
Abba
635 views
calculate the PH of a buffered solution of HF and F (Pka of HF is 3.2)
4 answers
asked by
Anonymous
458 views
What is the ph of a .05 L solution containing .075 mol NH3 and 6.80 g of NH4+ when .025 L of 2 M is added to it? Kb= 1.8 x10^-5
4 answers
asked by
Lola
351 views
Calculate the pH of a solution made by adding 75.0 g of CH3COONa to 750 mL of 0.64 M
CH3COOH. Ka for CH3COOH is 1.8 x 10-5.
1 answer
asked by
nurul
446 views
Suppose you have added 200.0 mL of a solution containing 0.5000 moles of acetic acid per liter to 100.0 mL of 0.50000 M NaOH.
4 answers
asked by
Freddy
1,245 views
Determine the pH at the equivalence point in the titration of 41.0 mL 0.096 M formic acid with 0.108 M NaOH at 25oC.
Calculate
2 answers
asked by
Michelle
588 views
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Parent Categories (49)
Acid and Base Chemistry
Acid and Base Reactions
Acid-Base Chemistry
Acid-Base Equilibria
Acid-Base Equilibrium
Acid-base reactions
Acid-Base Titration
Acid-Base Titrations
Acidic Solutions
Acids
Acids and Bases
Analytical Chemistry
Aqueous Solutions
Buffer problem
Buffer Solution
Buffer Solutions
Buffer Systems
Buffers
Chemical calculations
Chemical Equations
Chemical equations and reactions
Chemical Equilibrium
Chemical Properties
Chemical Reactions
Chemical Reactions and Solutions
Chemical Reactions or Acids and Bases
Chemical Reactions or Solutions
Chemical Solutions
Chemistry
Electrochemistry
Equilibrium
Equilibrium and Acids/Bases
Equilibrium Constants
pH and Acidity
Solution
Solution Calculations
Solution Chemistry
Solution Concentration
Solution Preparation
Solution stoichiometry
Solutions
Solutions and Acids/Bases
Solutions and Concentrations
Solutions and Dilutions
Solutions and Equilibrium
Solutions and Titration
Solutions/mixtures
Stoichiometry
Titration