38 Answered Questions for the topic Acid-base reactions

Acid Base reactions Chemistry Volume Average

05/22/18

How do I calculate the average volume of my titration?
When doing a titration, my results were 12.85, 12.87, 12.93. How do I average this? Do I use the two closest to each other, the last two, or all three? My teacher required us to do a minimum of 3... more
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04/14/18

net ionic equation for aqueous solutions of ammonium nitrate+sodium carbonate
I can't figure this out. Please provide the balanced net ionic equation along with the phases in the answer if you can. 
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Acid Base reactions

03/10/18

word equatoon of Ethanol + Ethanotice Acid
EthaNolan + Ethanol Acid  
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Acid Base reactions Chemistry Ap Chemistry

02/26/18

Hydronium ions and water
A solution is known to have a hydronium ion concentration of 1.0*10^-6 M. What percentage of the total H3O+ ion concentration comes from the dissociation of water?   a. 1% b. 3% c. 5% d.... more
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Acid Base reactions Chemistry Ap Chemistry

02/26/18

Acid-base question
Which of the followings statements are true for a 1.0 M solution of the strong acid HCl in water?   a.[Cl-]>[H3O+] b.The pH is 1.00 c.[H3O+]=1.0M d.[HCl]=1.0M e.[H3O+]=[OH]- So far I have... more
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Acid Base reactions Chemistry Ph Neutralization

01/09/18

If I take 25 ml of milk of magnesia (80 mg/ml of Mg(OH)2) and to this I slowly add 25 ml of 0.1 N HCl what will be the final pH?
Milk of Magnesia has a documented pH of about 10.5 and indeed this is the pH I achieved experimentally when measuring with a pH meter. I have an excess of base 0.0171 moles vs 0.0025 moles of acid.... more
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Acid Base reactions Chemistry General Chemistry Acid Base

11/16/17

If 8 ml of 0.3 M HCL solution is mixed with 12 ml of distilled water calculate the pH of the diluted solution?
please show your working
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Acid Base reactions Chemistry

10/26/17

PLEASE ANYONE HELP ME, im so stuck on this question
Compare the pH of a 0.55 mol/L H2SO4(aq) solution with the pH of a 0.55 mol/L of H2SO3(aq). Which solution contains the higher concentration of H3O+(aq) ions? a) Detemine the Kb for the conjugate... more
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Acid Base reactions

10/13/17

coefficient and subscript question
This will be a double displacement/neutralization reaction. It is written as follows:H3PO4 + 3LiOH ==> Li3PO4 + 3H2O as a BALANCED EQUATION.so why does the coefficient in 3lioh go as a subscript... more
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09/05/17

multiple choice HCL + carbonate/nitrate question
31 A mixture of solids is treated with an excess of dilute hydrochloric acid. A colourless gas is evolved and a white precipitate forms. What are the solids in the mixture?   A calcium carbonate... more
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Acid Base reactions Chemistry Ph

04/25/17

How many mL of concentrated H2SO4 are needed to decrease the pH to 1.5 of 10 mL of a 0.1 M NaOH solution?
How many mL of concentrated H2SO4 are needed to decrease the pH to 1.5 of 10 mL of a 0.1 M NaOH solution?   Thanks
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Acid Base reactions Chemistry

03/12/17

should the effects of dilution on % dissociation for a weak acid be any different than % hydrolysis of a weak base undergoing dilution?
should the effects of dilution on % dissociation for a weak acid be any different than % hydrolysis of a weak base undergoing dilution?
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Acid Base reactions

03/08/17

Why is the acid always the electron withdrawing group and the base always the electron donating group?
Why is the acid always the electron withdrawing group and the base always the electron donating group?
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Acid Base reactions

10/24/16

What is the differences with muratic acid and hydrocholic acid
What is the differences with muratic acid and hydrocholic acid
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Acid Base reactions

10/24/16

why and what are muratic acid and hydrolocolic acid differences?
why and what are muratic acid and hydrolocolic acid differences?
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Acid Base reactions Chemistry Volume Titrations

09/27/16

TITRATION Problem Part 2
The problem deals with the titration of 441 mL of 0.501 M carbonic acid (H2CO3) (Ka1 = 4.3 x 10-7, Ka2 = 5.6 x 10-11) with 1.3 M NaOH.    How many mL of the 1.3 M NaOH are needed to raise the pH... more
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Acid Base reactions Titration

02/20/16

Calculate pKa and Ka
In a lab we collected the equivalence point pH and the pH of the half-titrated solution and are asked to calculate the pKa and Ka. 
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Acid Base reactions Chemistry

02/14/16

96. Lime juice is among the most acidic of the fruit juices, with a pH of 1.92. If the acidity is...
96. Lime juice is among the most acidic of the fruit juices, with a pH of 1.92. If the acidity is dueto citric acid, which we can abbreviate as H3Cit, what is the ratio of each of the... more
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Acid Base reactions Chemistry

02/14/16

75. Calculate the pH of each of the following solutions: Use Ka for HCN = 4 x 10 -10 and Kb for (CH3)2NH = 7.4 x 10 -4 (a) 0.4735 M NaCN (b) 0.333 M [(C
75. Calculate the pH of each of the following solutions: Use Ka for HCN = 4 x 10 -10 and Kb for (CH3)2NH = 7.4 x 10 -4 (a) 0.4735 M NaCN (b) 0.333 M [(CH3 )2 NH2 ]2 SO4
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Acid Base reactions Chemistry

02/14/16

74. Calculate the ionization constant (hydrolysis constant) for each of the following acids or bases:
74. Calculate the ionization constant (hydrolysis constant) for each of the following acids or bases: Use Ka for HF = 7.2 x 10-4 and Kb for NH3 = 1.8 x 10 -5 a) F - d) NH4+
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02/08/16

reaction of amines at equations
Write a skeletal equation for the reaction of phenylamine with sodium nitrate (III) in water, and then show how this diazonium salt reacts with the naphan-2-ol ion in a coupling reaction.
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02/08/16

Amines and it's strengths
Comment on the relative base strengths of the different nitrogen containing compounds. Can you explain why phenyl amine has a lower base strength than the other compounds? (Define a base; this... more
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02/08/16

the reactions of amines and it's solubility
How does the solubility in water differ for the nitrogen containing compounds? Suggest reasons for this.What would you expect the solubility in non-aqueous solvents to be? Does your answer to this... more
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02/08/16

skeletal equation of carboxylic reactions
Write a skeletal equation for the reaction of ethanoyl chloride with phenyl amine (represented as R-NH2). What is the chemical term for the bond formed between the two reagents? What term might... more
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02/08/16

Reactions of Carboxylic acids
Compare the reactions of ethanoic acid and ethanoyl chloride with ethanol. Explain the differences in their reactions.
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