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Titration
Page 10
Questions (1,022)
sketch a ph curve for the titration 40.00 mLof 0.100M hyrazine H2NNH2(aq) having a Kb of 3.0 x 10^-6 by 0.100 M HCIO4(aq)
3 answers
asked by
Shelly
847 views
why use phenolphthalein instead of methyl violet in a titration?
4 answers
asked by
n/a
610 views
Answer the following two questions about the equivalence point for the titration of 27.8 mL of 0.235 M hypobromous acid (pKa =
2 answers
asked by
Rachel
490 views
Can someone help me with this question please?
What is the pH at each of the points in the titration of 25.00 mL of 0.1000 MHCl
2 answers
asked by
paige
765 views
Can someone help me with this question please?
What is the pH at each of the points in the titration of 25.00 mL of 0.1000 MHCl
1 answer
asked by
Anonymous
364 views
I messed up on my titration: filled part of the burette with a supersaturated solution of KHTar(2.073g...MM=188.18amu) dissolved
2 answers
asked by
Christina (PLZ HELP!!)
1,219 views
Which of the following Acid+Base titration combinations would have a buffering region in their plot?
1)Strong Acid+Strong base
3 answers
asked by
Anonymous
687 views
I'm in desperate need of help for a huge titration lab and finding the molarity. if I give you the problem could you help?
1 answer
asked by
lex
337 views
sorry to take up your time again, acids and bases just really confuse me, i'd really appreciate your help again.
"What is the pH
4 answers
asked by
marie
486 views
Posted by candy on Monday, March 28, 2011 at 3:15pm.
0.3g of clotrimazole (C22H17ClN2) was dissolved in 80ml of anhydrous acetic
2 answers
asked by
candy
538 views
0.3g of clotrimazole (C22H17ClN2) was dissolved in 80ml of anhydrous acetic acid. This was titrated with 0.1M perchloric acid
1 answer
asked by
candy
495 views
please, help me.. i think i know the answers, but i just want to make sure! i'd love your feed back :)
1) an air bubble is
4 answers
asked by
sarah
1,262 views
determine the quantity of NaOH whose concentration is 15% w/v to neutralize 176g H2SO4 , this is the exact problem and no its
3 answers
asked by
auro
939 views
0.3g of clotrimazole (C22H17ClN2) was dissolved in 80ml of anhydrous acetic acid. This was titrated with 0.1M perchloric acid
2 answers
asked by
candy
482 views
In titrations involving sodium thiosulphate and potassium iodide, is it necessary to use starch solution to help us see the end
1 answer
asked by
janice
466 views
What is the {\rm HCl} concentration if 54.2 mL of 0.100 M {\rm NaOH} is required to titrate a 30.0 mL sample of the acid?
1 answer
asked by
casey
1,099 views
A 15.0 ml sample of unknown HCL04 solution requires titration with 25.3 ml of 1.200 M NaOH to reach equivalence point. what is
2 answers
asked by
MAX
555 views
A 21.18 mL of 0.250 M NaOH is titrated with a H2SO4 solution. The initial
volume of H2SO4 was 13.28 and the final volume of H2SO4
1 answer
asked by
Ivy
478 views
A 21.18 mL of 0.250 M NaOH is titrated with a H2SO4 solution. The initial
volume of H2SO4 was 13.28 and the final volume of H2SO4
3 answers
asked by
Ivy
1,046 views
A 20.0 Ml sample of sulfuric acid is titrated with 25.0 ML of 1.0 M NaOH solution. What is the molarity of the sulfuric acid?
2 answers
asked by
Sa ndra
1,349 views
A sample of 25.00 mL of 0.100 M HNO2(in a flask) is titrated with 0.150 M of NaOH solution at 25 degrees.
1) calculate the
3 answers
asked by
Jefferson
614 views
25.00 mL of a solution of HCL was titrated with 0.4500 M NaOH using the indicator bromthymol blue. Successice readings of the
2 answers
asked by
jj re
501 views
If you titrate 12.6 mL of an unknown monoprotic (one H) acid with 13.0 mL of 0.140 M NaOH, what will be the concentration of the
1 answer
asked by
Jasmin
472 views
1) A 25mL sample of the .265M HCI solution from the previous question is
titrated with a solution of NaOH. 28.25mL of the NaOH
6 answers
asked by
Jessica
892 views
A solution of sodium hydroxide is standard-
ized against potassium hydrogen phthalate (KHP, formula weight 204.2 g/mol). From the
4 answers
asked by
Anonymous
693 views
A volume of 25.0 ml of 0.100 M CH3CO2H is tiltrated with 0.100 M NaOH. What is pH after the addition of 12.5 mL of NaOH? (Ka for
1 answer
asked by
Helen
404 views
A student needs to determine by titration with NaOH the precise %KHP in an unknown sample that is thought to contain
5 answers
asked by
Rosie
1,562 views
A titration. 12.46 mL of KMnO4 are titrated with 25 mL of H2C2O4. The half reaction is 2H2O+H2C2O4 ARROW 2H2CO3+2H+2e-. How do I
1 answer
asked by
brian
471 views
A solution of 0.170 M NaOH is used to titrate 24.0 mL of a solution of H2S04:
H2S04(aq) + 2NaOH(ag) → 2H20(1) + Na2SO4 (aq) If
3 answers
asked anonymously
46 views
A solution of acetic acid (CH3COOH; Ka = 1.74 x 10-5) was titrated to a final pH of 4.76 by using NaOH solution. What % of
2 answers
asked by
brittany
739 views
A 30.84 mL volume of 0.128 M NaOH is required to reach the phnolphthalein endpoint in the titration of a 5.441 g sample of
2 answers
asked by
Jeffrey
613 views
In an iodometric titration, excess potassium iodide solution (KI) is added to the sample.Analyte such as chlorine liberates
3 answers
asked by
angela
1,369 views
Please help to determine the (%w/w) benzoyl peroxide (C14H20O4) in a sample.
Procedure: 2.500g of sample was dissolved in 75ml
2 answers
asked by
angela
1,177 views
10ml of HCl acid titrate with 9.9ml of NaOH. What is the mass in grams of HCl?
2 answers
asked by
Amrik
822 views
why is it necessary to buffer the solution at pH 10 during titration?
1 answer
asked by
lorraine
455 views
Consider the titration of 50.0 mL of 0.20 M NH3 (Kb=1.8*10^-5) with 0.20 M HNO3. Calculate the pH after addition of 50.0 mL of
4 answers
asked by
Syra
993 views
if 150 ml of HNO3 of unknown conceration withmethyl orange indicator present is tritrated with [0.163M]KOH, then the red
2 answers
asked by
jessica
574 views
Determine the concentration of a 25 ml solution of H2SO4 that undergoes titration with
NaOH and reaches the equivalence point
3 answers
asked anonymously
17 views
Consider the titration of a 50.0 mL sample of a 0.100 M solution of the triprotic weak acid citric acid (H3C6H5O7) with 0.100 M
3 answers
asked by
Aubree
1,001 views
Hi
If I had 40 mL of 0.1 M HOBr and mixed that with 10 mL of 0.5 M Ca(OH)2 how would I go about calclating the pH? (i don't know
3 answers
asked by
Kiki
387 views
Consider the titration of 29.00 mL of aqueous ammonia with 18.70 mL of 0.1250 M HCl (aq). Kb for NH3 (aq) is 1.8 x 10^-5.
A.)
4 answers
asked by
MiShell
489 views
what is the function of an indicator in a titration
1 answer
asked by
kabelo
427 views
EPA acidity test can be performed by titrating water sample to a pH of 8.2. What titrant in what concentration would you suggest
3 answers
asked by
alissa
456 views
Hi! Thank you for your help...
A 25.0 mL sample of 0.723 M HClO4 is titrated with a 0.273 M KOH solution. The H3O+ concentration
3 answers
asked by
Kiki
2,189 views
I don't exactly understand this question -- can someone maybe explain it to me please?
6) Suppose you have an NaOH solution of
1 answer
asked by
Emily
439 views
So i had trouble finding the answers to these questions on a lab:
Background: If we were using a burret/flask instead of a
2 answers
asked by
Ellan
544 views
A 20.0 mL sample of 0.20 M sodium acetate is titrated with 0.11 M HCl)aq). What is pH after the addition of50.0 mL HCl(aq)? Kbof
3 answers
asked by
Steve
1,137 views
A 50 ml sample fo 0.240M NH3(aq) is titrated with aqueous hydrochloric acid. What is the pH after the addition fo 15.0 ml of
2 answers
asked by
Steve
538 views
What are the factors that cause the difference between measured pH and calculated pH in titration.
1 answer
asked by
Eunice
437 views
In a pottasium permanganate and oxalic acid titration..why do we add sulfuric acid to the oxalic acid solution and then boil it
3 answers
asked by
sylvia
656 views
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Parent Categories (61)
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