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pH Calculation
Page 3
Questions (693)
A solution is prepared by adding 50.3 mL of concentrated hydrochloric acid and 16.6 mL of concentrated nitric acid to 300 mL of
4 answers
asked by
Andre
2,013 views
if 200mg of HCl is added to water to achieve a final volume of 1.00 L, what is the final pH?
3 answers
asked by
Maria
1,206 views
Calculate the pH of each of the following solutions:
a) .35 M hydrochloric acid, HCl b) .35 M acetic acid, HC2H3O2 c) .35 M
4 answers
asked by
Mandy
3,439 views
calculate the [H3O+] if
pH= 2.9
4 answers
asked by
Andrea
693 views
What is the pH of a 100 mL solution of 100 mM acetic acid at pH 3.2 following addition of 5 mL of 1 M NaOH? The pKa of acetic
5 answers
asked by
FS
676 views
1)What is the pH of a 0.25 M solution of acetate (CH3COO-) with a pKa of 4.76?
2)If the [OH] of a solution is 2.95 x 10-5M, what
4 answers
asked by
ChemEmergency
1,475 views
Determine the pH of a 0.62M NH4NO3 solution at 25oC. The Kb for NH3 is 1.76x10-5. Calculate Ka
3 answers
asked by
Manushi
2,339 views
What is the pH of a 0.36% by mass HCl?(density=1.0 g/mL)
3 answers
asked by
Kiven
928 views
Calculate the pH at the equivalence point for the titration of 0.130M methalamine (CH3NH2) with 0.13M Hcl. The Kb of methyl
6 answers
asked by
Joe
3,591 views
An industrial chemist studying bleaching and sterilizing prepares several hypochlorite buffers. Find the pH of the following
5 answers
asked by
Edward
2,180 views
1.a solution that is 6.5×10−2M in potassium propionate C_2 H_5 COOK or KC_3 H_5 O_2 and 8.5×10−2M in propionic acid C_2
3 answers
asked by
Josh G.-Happy Thanksgiving
936 views
Calculate the pH of a buffered solution that is 0.100M in C6H5COOH (benzoic acid, Ka = 6.4 x 10-5) and 0.100M in sodium benzoate
7 answers
asked by
Rachel
1,879 views
find pH of 0.050 M HCLO4 plus 0.050 M HBr> You must consider activities>
2 answers
asked by
Erica
899 views
What is the pH and pOH of a solution made by adding water to 15 grams of hydroiodic acid until the
volume of the solution is 2500
4 answers
asked by
Student 6
1,838 views
Like all equilibrium constants, Kw varies somewhat with temperature. Given that Kw is 7.51×10−13 at some temperature, compute
3 answers
asked by
Gabriella
1,465 views
A solution is made by dissolving 26.9 g of NaOH in approximately 450 mL of water in a volumetric flask. The solution becomes
4 answers
asked by
Anonymous
1,343 views
If you prepared a solution by adding 0.05mL (1drop) of 0.5M HCL to 5 x 10^7 mL of "pure" water. Calc the resultant PH. The
3 answers
asked by
Jake
2,313 views
The poison strychnine is a weakly basic compound with Kb = 1.8 „e 10ƒ{6. What is the pH of a 0.058 M solution of strychnine?
a
3 answers
asked by
miller
1,032 views
Calculate the pH for each of the following solutions:
(a) 0.10 M NH3 (b) 0.050 M C5H5N (pyridine)
3 answers
asked by
G
4,519 views
Hypochlorous acid, HOCl, is a weak acid with Ka = 3.0 × 10-8. Calculate the
pH of a 0.0125 M solution of HOCl.
3 answers
asked by
Anonymous
762 views
You prepare a buffer solution by dissolving 2.00 g each of benzoic acid, C6H5COOH, and
sodium benzoate, NaC6H5COO, in 750.0 mL
3 answers
asked by
peachy
1,382 views
If you make up a solution of 100mL of 0.1 M Hepes in the basic form, what will be the pH? pKa = 7.55
4 answers
asked by
Megan
1,444 views
Determine the pH of the following solutions:
a) A 250.0 mL solution that contains 0.125 M benzoic acid and 0.147 M sodium
3 answers
asked by
Arthur T
775 views
Calculate pH of 0.01 M CH3COONa solution if pKa of CH3COOH is 4.74.
4 answers
asked by
kartikaya
3,149 views
Calculate the pH of a solution prepared by dissolving 12.2 g of benzoic acid in enough water to produce a 500 mL solution.
Ka =
5 answers
asked by
Jake
1,466 views
Calculate the pH of a 5.90 10-3 M solution of H2SO4
I have tried doing this as pH=-log[H+] and also by multiplying the Molarity
4 answers
asked by
Ashley
948 views
Calculate the pH of a 0.250M solution of Sulfurous acid, H2SO3.
4 answers
asked by
Josh
2,295 views
if you mix 50ml of 0.1 tris acid with 60ml if 0.2m tris base, what will be the resulting pH?
2 answers
asked by
ashley
1,018 views
what is the pH of 0.15 M NaF?
3 answers
asked by
Ellen
1,070 views
Calcaulate the pH after 10.0 mL of 0.40 M HCl is added to 20.0 mL of 0.50 M NaOH.
I wasn't sure on how to start this problem. I
3 answers
asked by
AMI
1,042 views
10 ml of 0.5 M NaOH is added to 100 ml of 0.2 M formic acid , containing no formate anion.. (the pka of formic acid is 3.75) the
4 answers
asked by
FS
576 views
Find a pH of a 0.100 M solution of the weak acid HA. The pKa for the acid 5.0
3 answers
asked by
wallace
713 views
What is the pH of a 0.030 M solution of oxalic acid? Ka for oxalic acid is 5.9 × 10−2.
3 answers
asked by
Anonymous
1,633 views
Calculate the pH of the buffer formed by mixing 50.0mL of 0.200 F NaH2PO4 with 50.0mL of 0.120 F HCl
2 answers
asked by
Wynona Genesis
1,246 views
how to calculate ph if given contain 0.63g og hno3 pet 100 ml solution
3 answers
asked by
Fofo
444 views
The pKa of butanoic acid is 4.87. A student mixes 120 mL of 0.45 M butanoic acid
with 50 mL of 0.3 M NaOH and adds water to give
2 answers
asked by
Kim
523 views
What is the pH of a 0.400 molar HCl solution?
I did -log(.4)=.398. That seems too low. I think I need to find the molarity (M) of
4 answers
asked by
Mark
599 views
Calculate the approximate pH of a 0.1 M solution of ethanoic acid at 298 K, given that the
dissociation constant, Ka, is 1.75 x
3 answers
asked by
Emily
695 views
A student titrates 25.0 mL of a 0.100 M solution of acetic acid with a 0.100 solution of sodium hydroxide. Calculate the pH at
4 answers
asked by
Anonymous
1,455 views
Calculate the pH of the resulting solution if 25.0 mL of 0.250 M HCl(aq) is added to
(a) 35.0 mL of 0.250 M NaOH(aq). (b) 15.0 mL
4 answers
asked by
Janavi
2,598 views
what is the resultig pH if 0.005 mol of NaOH is added to 100.0mL of buffer containing 0.010 mol acetic acid (CH3COOH,pKa =
4 answers
asked by
Kyle
1,014 views
Calculate the pH at the equivalence point in the titration of 50ml of 0.20 M methylamine (Kb=4.3*10^-4) with a 0.40 M HCL
3 answers
asked by
Katie
1,685 views
calculate [H^+] and the pH of 0.025M of HNO3
3 answers
asked by
holly
875 views
A solution is made by dissolving 18.9 g of HCl in enough water to make 716 mL of solution. Calculate the pH of the solution at
3 answers
asked by
Kristen
1,156 views
This question I really don't get it. I tried tried tried to figure out how to start solve the problem but still couldn't figure
6 answers
asked by
Laura
1,993 views
Calculate the pH of a 0.10 M NaHX salt solution. Ka (H2X) = 2.1 x 10-2 Ka (HX-) = 4.5 x 10-8
Can someone explain the steps to do
3 answers
asked by
ellen
716 views
Determine the pH of 263 ml of solution which has [NH 4I] = 0.300 M. Kb = 1.74 × 10-5 for NH3(aq)
3 answers
asked by
Cait
1,962 views
What is the [OH-] for a solution at 25°C that has [H3O+] = 8.23 × 10-2 M?
3 answers
asked by
richard
1,063 views
What is the pH of an aqueous solution at 25.0 °C that contains 3.98 × 10-9 M hydroxide ion?
i posted this before and i tried
3 answers
asked by
jessie
5,388 views
What is the pH of an aqueous solution at 25°C in which [OH-] is 0.025 M?
3 answers
asked by
jessie
557 views
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Acid and Base Chemistry
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