27 Answered Questions for the topic Titration

Titration Chemistry Acid Base

04/15/22

titration - chemistry
To titrate 1.18 g of a dicarboxylic acid COOH-(CH2)n-COOH to the second equivalence point, 25 ml of a 0.80mol/L NaOH solution is needed. What is the value of n?answer is 2
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03/19/22

What is the concentration of the NaOH solution?
Suppose you are standardizing a sodium hydroxide solution with KHP (molar mass=204.2 g/mol) according to the equation:KHP+NaOH⟶H2O+NaKPYou prepare the standard solution from 0.299 g of KHP in 250.0... more
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Titration Science Chemistry

03/17/22

What is the percentage of KHP in the mixture?
Suppose you are titrating a solid mixture containing KHP (molar mass=204.2 g/mol) and a salt compound. KHP reacts with NaOH according to the equation:KHP+NaOH ⟶ H2O + NaKP*You prepare the analyte... more
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Titration Science Chemistry

03/17/22

What is the concentration?

Suppose you are titrating a sulfuric acid solution of unknown concentration with a sodium hydroxide solution according to the equation:H2SO4+2NaOH⟶2H2O+Na2SO4*If you require 25.46 mL of 0.959 M... more
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02/28/22

A certain mass of an unknown third period metal hydroxide reacts with an certain volume and concentration of a diprotic acid. How do I figure out the identity of the metal?
I used dimensional analysis and the molarity of the acid to find the moles of the acid, then multiplied it by the 1:2 stoichiometric ratio since it's a diprotic acid. This gave me the moles of the... more
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Titration Organic Chemistry

06/02/21

Aspirin + Sodium Hydroxide Titration
I am trying to find how this reaction has a molar ratio of 1:2 (aspirin: NaOH) as my teacher said but can't find the equation!Aspirin (C9H8O4)
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Titration Chemistry

11/11/20

alculate the molarity of a solution of Nitric Acid (HNO3) if it is 71% pure HNO3 and has a specific gravity of 1.43? (Atomic weight of H=1, N=14, O=16).
answer fast lol , I have an exam rnI hope I don't fail thanksssss
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Titration Science Chemistry Gcse

06/10/20

What type of substance is phenolphthalein
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Titration Chemistry

04/13/20

How many milliliters of 0.700 M HNO3 are required to reach the stoichiometric point of the reaction?
Consider the titration of 300.0 mL of 0.700 M NH3 (Kb = 1.8 ´ 10–5) with 0.700 M HNO3. How many milliliters of 0.700 M HNO3 are required to reach the stoichiometric point of the reaction?
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Titration Chemistry Molarity

10/09/19

How to find Mg of a substance using molarity
Calcium levels in blood can be determined by adding oxalate ion to precipitate calcium oxalate, CaC2O4, followed by dissolving the precipitate in aqueous acid and titrating the resulting oxalic... more
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05/22/19

Chemistry Titration
How many mL of a 0.5 M HCL would be needed to neutralize 725 mL of a 1.0 M NaOH?
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02/17/19

how do i deduce the moles of the acid reacted with sodium carbonate
The balanced equation is: Na2CO3 + 2HCl ----> 2NaCl + H2O + CO2Moles of sodium carbonate: 0.03945average volume of acid added: 26.3 cm3Acid = HClThis is standardisation of an acid (titration 1)
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10/22/18

Molarity Conversion
If 38.17 mL of 0.1072 M NaOH is required to titrate a 15.00 mL sample of sulfuric acid, what is the molarity of the acid? Equation: H2SO4 + 2 OH^1- = 2 H2O + SO4^2- Show all work.
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Titration Organic Chemistry

08/12/18

When titration and you are required to use 0.1 Sodium Hydroxide in a titration, but you only have 1.0 N how Dow you calculate the end results of the total acid
When titration total acid and you are required to use 0.1 Normal Sodium Hydroxide, but you only have 1.0 Normal Sodium Hydroxide; how do you calculate the results to reflect a reading For 0.1... more
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Titration

05/10/18

Titration problem
what vol of 0.100M NaOH solu nece to neutralize the excess HCl if 50.00ml of 0.121 M HCl are added to a 0.200g if Calcium carbonate
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Titration Chemistry Lab

05/09/18

Titration question.
This is the full question    Samples of hydrochloric acid, of unknown concentration, were titrated with a solution of sodium carbonate. The flasks were rinsed with sodium carbonated stock... more
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Titration

03/27/18

What is parallax and why should it be avoided?
Titration 
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Titration

03/16/18

how many milliliters of 0.2M KOH are needed to neutralize 20mL of 0.1M HCl?
use titration
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11/29/17

calculate the volume of 0.750 mol/L sulfuric acid needed to neutralize completely 20 g if sodium hydroxide
How would you calculate the volume with the given information
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Titration

11/05/17

Calculate the change in pH when 41.0 mL of a 0.540 M solution of NaOH is added to 1.00 L of a solution that is 1.00 M in sodium acetate and 1.00 M in acetic
so I calculate the pH before adding NaOH which is 4.75 but I can't figure out the next step
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03/09/17

Chemistry Titration
What is the molarity of NaOCl in a solution of bleach if 10.00mL requires 22.35mL of 0.02191M Na2S2O3 to reach the endpoint? Show work. Hint: Work through the I2 first.   Reaction Equations that... more
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03/02/17

Can the vitamin c concentration in fresh orange juice increase after being boiled?
So I'm doing an experiment in Chemistry class for my assignment. The experiment is to boil orange juice at 2 minutes, 4 minutes and 8 minutes and investigate the vitamin concentration by titrating... more
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04/25/16

Their goal was to neutralize 0.50 mol NaOH. How many moles of H2SO4 are needed to complete the neutralization?
I do not understand how to solve this question and my EOC is thursday... this is due tonight!!! please help quickly 
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04/10/16

Ksp and the Common Ion Effect
I just completed a lab in which I titrated Calcium Iodate with Na2S2O3. During the titration we were told to add a starch once the liquid had turned light yellow. When we did this it became dark... more
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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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