What is the purpose of an indicator in titration? Group of answer choices To initiate the reaction of the solutions To signal the endpoint of the reaction To speed up the reaction of the solutions To lower the concentration of the solutions

Q: What is a buffer?   a. a solution that resists change to pH   b. any solution at equilibrium   c.…

A: Given that : We have to identify which of the following is true for a buffer :   a. a solution that…

Q: Calculate the pH of the solution after the addition of each of the given amounts of 0.0530 M HNO, to…

A: We have to calculate the pH of solution

Q: A cook adds vinegar (acetic acid) to a marinade. As a result, hydrogen ion concentration decreases…

A: Vinegar is an acid: Acetic acid is a weak acid, it partially dissociates in water to release…

Q: 50.0 mL sample of 0.10 m HCl is titrated to the end point buy 30.0 mL of NaOH. What is the…

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Q: solution

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Q: What is the concentration of the unknown HCl solution in M?

A: Formula for titration :-  Macid × Vacid = Mbase × Vbase

Q: A substance donates a proton in a reaction. Does the property describe a solution that is acidic ,…

A: For given reaction substance donate proton. i.e H+

Q: using blood pH level differentiate between acidosis and alkalosis

A: Acidosis refers to the condition when there is an excess of acid in the blood, i.e., a lower pH than…

Q: How can buffer systems resist changing pH? use your own words to explain

A: Buffer Solution :  A buffer solution ( more precisely , PH buffer or Hydrogen ion buffer) is an…

Q: What happens to the pH of an aqueous solution when a salt is dissolved?

A: The pH scale is introduced by the scientists Sorensen in order to express the hydronium ion…

Q: What must be done first before applying unit analysis to solve an acid–base titration problem?

A: The very first step is to write the neutralization reaction which is taking place between the acid…

Q: The pH of Liquid X is 4.8. Liquid Y cannot drop below pH of 6.5 before being ruined and it has a pH…

A: pH of the solution describes the amount of proton H+ or the hydronium ion H3O+ present in the…

Q: Describe the action of Buffers?

A: A buffer solution is one which resists any change in its pH even upon the addition of small amounts…

Q: A buffer solution can contain a weak acid and a salt containing What two ingredients are used to…

A: A buffer solution can contain a weak acid and its conjugate base.The combination of a weak acid and…

Q: Which of the following is FALSE about an indicator? * O Indicators neutralize bases. O Indicators…

A: first option is false as an indicator neutralises acids as well as base   indicators depend on pH.…

Q: The distribution of a pH indicator that is an acid (i.e. Hln) depends on the pH of the solution that…

A: Answer is in step 2

Q: What does a Buffer consist of?

A:

Q: The concentration of acetate ions in a 0.300 M solution of aluminum acetate is _____ M.

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Q: What is the name of the chemical added that changes color at the endpoint of a titration? O…

A: To find: The name of chemical added that changes color at end point?

Q: What do Titrations involve?

A: Titrations involving have to be given.

Q: Boric acid/Sodium borate can be a buffer system

A: Buffer solution: a buffer is a solution which resist the change in pH when base or acid added. Two…

Q: During and acid/base neutralization titration, 20.23 mL of 0.225 M NaH is required to completely…

A: Given data Volume of NaOH solution = 20.23 mL   molarity (M) of the NaOH solution = 0.225 M Volume…

Q: Selection of suitable indicator or choice of indicator-Define

A: In the quantitative analysis, volumetric titration, the significant pH change occurs near or at the…

Q: Ionic compounds where the solubility increases in basic solution normally form __________ with…

A: The ionic compounds where the solubility in basic solution normally form what with hydroxide ions…

Q: Select the statements that correctly describe a buffer. O The pH of a buffer solution does not…

A: A buffer solution is an aqueous solution that consists of a mixture of a weak acid along with a…

Q: why strong acids and strong bases are used in acid base titration?

A: The reason for, why strong acids and strong bases are used in acid base titration has to be given.

Q: Erength. They collect the following data after the chemical reaction has stopped: Blue- Remained…

A: The question is based on the concept of chemical reactions. we have reacted acid with a base. both…

Q: Weak acid and the conjugate of that weak acid, can be the components of a buffer system.  True

A: Buffer solution is solution which resist pH change by addition of small amount of Strong Acid/Base.…

Q: In general, adding a strong acid or a strong base to a buffer solution _________ neutralizes the…

A: Buffer solution is the solution which resist change in pH on addition of small amount of acid or…

Q: How many mL of 0.29 M phosphoric acid are needed to completely neutralize 100.0 mL of 0.16 M sodium…

A: Here the phosphoric acid H3PO4 reacts with sodium hydroxide NaOH to do complete neutralization…

Q: Select the correct description of an indicator. a compound that changes color in the presence of a…

A: The objective of the question is to identify the correct description of an indicator in the context…

Q: Question 2 a. What is the use of an indicator in acid-base titration? b. Give an example of an…

A: a. In the acid-base titration, the end point of titration can be detected by indicator. While…

Q: titration

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Q: What is an indicator and why is it needed?

A: Answer: In the titration we titrate a substance of unknown concentration ( analyte) against a…

Q: In solving an equilibrium reaction for polyprotic acid, what is the most important consideration?

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Q: a

A: Dear student I have given answer to your question in the image format.

Q: What is universal indicator?

A: A universal indicator is collectively a mixture of indicators which show a colour change in a…

Q: Define: acid Define: buffer Example of a strong acid base Example of a strong base pH

A: Given : We have to explain acid and buffer.

Q: How can you define an indicator? ( for acid and base solutions )

A: Indicators : These are organic compounds which changes their  colour under a certain range of pH.

Q: what is a buffered system

A: Buffer system is the solution which resists the pH change by addition of small amount of Strong acid…

Q: what are the instruments, glassware used when performing a titration.

A: Titration is a method which is used to determine the volume of the unknown solution. It can be of…