1. Would you say that indicator tests are qualitative or quantitative? Explain youranswer.2. a. How does the Benedict test detect monosaccharides? (be specific!)b. Why can't the Benedict's test easily detect the sugar units of a starch?How does the Iodine test detect starch? (be specific!)b. Why can't the sugar units of a monosaccharide solution be detected with Iodine?(hint: "because it's not designed to" is not the answer I'm looking for!)3. а.4. a. What was different about the two protein solutions?b. How does the Biuret indicator detect proteins (and thus only one of the proteinsolutions)?

In this question we have to explain that indicators tests are qualitative or quantitative with…

Answered: 1. Would you say that indicator tests…

Science

Chemistry

1. Would you say that indicator tests are qualitative or quantitative? Explain your answer.

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter22: Organic And Biological Molecules

Section: Chapter Questions

Problem 11RQ

See similar textbooks

Related questions

Q: A student pipet 10.0 mL of an acid solution. They titrated it with 14.82 mL of 1.228M NaOH solution.…

A: Given: Concentration of NaOH solution = 1.228 M Volume of NaOH solution used = 14.82 mL. And volume…

Q: What is an acid–base indicator?

A: Асid–bаse indiсаtоrs аre basically weаk рrоtоlytes twhich сhаnge the соlоur of the…

Q: Based on your understanding and readings. What is titration for you? And how it is applied to…

A: 2) The role of indicator in titration is to detect the endpoint of the titration. When the colour of…

Q: Give any three examples of soft acid?

A: soft acids are cations of less electropositive metals; they have lower charge-to-radius ratios and…

Q: 1. (a) What is the purpose of titration in volumetric analysis, and briefly explain how is it…

A: As per the bartleby guidelines we solved the first three parts of the given question. Analyte: A…

Q: What is a qualitative test and what is a quantitative test?

A: A quantitative analysis where the amount of substance is calculated present in the sample by…

Q: Suppose you are titrating an acid of unknown concentration with a standardized base. At the…

A: The solution is given below -

Q: How is a titration used to determine the concentration of an acid or base?

A: Acid base titration is used for quantitative analysis in determining the concentration of unknown…

Q: Is it possible to classify substances tested consisting of coke, orange juice, disinfectant cleaner,…

A: Yes, it is possible to classify the given product as strong or acid, or base. This can be done by…

Q: How many milliliters of 4.291 M NaOH solution are needed to reach the equivalence point with 128.4…

Q: A 2.00 L graduated cylinder contains 1.40 L of buffer solution. The density of the buffer solution…

Q: [Review Topics] [References] Use the References to access important values if needed for this…

A: The reaction taking place is 2 HCl + Ba(OH)2 ----> BaCl2 + 2 H2O Hence from the above reaction…

Q: Describe the procedure of Titrations?

A: Procedure of titrations has to be given,

Q: Describe a standard solution of acid or base.

A: The solution consisting of acid or base concentration is accurately is known as a standard solution…

Q: What is the aim of acid-base titration experiments?

A: An acid is a molecule or ion capable of donating a proton, or alternatively, capable of forming a…

Q: A student uses 1.023 M HCl solution to standardize a sodium hydroxide solution. Perform the…

A: We need to write balanced chemical equation for neutralization reaction between HCl and NaOH.

Q: A. Solubility of Solids in Liquids Put equally small amount (1/2 teaspoon) of the substances listed…

Q: Suppose you are titrating an acid of unknown concentration with a standardized base. At the…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: Why are aqueous titrations not suitable for pharmaceutical analysis? use your own words to explain

A: Titration is an analytical method for the quantitative determination of an analyte by adding of…

Q: Define the term acid indicator?

A: Acid - Base indicators (also known as pH indicators) are substances which change colour with pH.…

Q: A 2.00 graduated cylinder contains 1.40 of buffer solution. The density of the buffer solution is…

A: Given data :

Q: Suppose you are titrating an acid of unknown concentration with a standardized base. At the…

A: This question is based on simple mathematics.

Q: Why should we study the strength of acids and bases in Chemistry?

Q: (i) Give a definition for an acid-base indicator. (ii) List two examples of acid-base indicators…

A: The acidity of a compound can be determined based on the pH of a solution. If the pH of the solution…

Q: You have 18.46 mL of a .2987 M NaOH solution was used to titrate a KHP sample. How many grams of…

Q: If the initial volume reading for the first titration was 0.32 mL and the final volume reading was…

A: Volume used in titration = Final volume - Initial volume . . . (1)

Q: What is the purpose of an acid-base titration? In other words, what information can it provide about…

A: Titration is an analytical technique used to determine the unknown concentration of the sample…

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: What is the purpose of a titration? How is it performed (in general)?

Q: Through titration with a known standard, we counted that an unknown solution contains 0.048 moles of…

A: Given, Moles of acetic acid = 0.048 mol. The original volume of acetic acid = 120.0 mL. The…

Q: 1. Suppose you are asked to prepare a juice drink in your house, how will you prepare and express…

A: Fruit juice is a refreshment in summer.We can easily prepare fruit juice in house. Here we have to…

Q: In a titration, a 9.9 ml solution of 0.25N HCI is neutralized with 53.7 ml of NAOH. What is the…

Q: A sample containing BTEX What is the appropriate quantitative and qualitative analysis method for it…

A: BTEX i.e Benzene, toulene, ethyl benzene and xylene are volatile organic compounds and are very…

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: In a standardization experiment, a student titrates a 0.250g sample of pure Na,CO, with her HCI…

A: Given Mass of pure Na2CO3 sample = 0.250 g Volume of HCl used to neutralize 0.250 g of Na2CO3 sample…

Q: How many mL of 10.7 M HCIaq) are required to make 250.0 ml of 6.00 M HCI(aq) solution? Enter only a…

Q: A 2.00 L graduated cylinder contains 1.40L of buffer solution. The density of the buffer solution…

A: Given : Volume of buffer solution = 1.40 L And density of buffer solution = 1.02 g/mL

Q: titration reactions, what do you call the chemicals where the concentrations is unknown? Select one:…

A: Titration can be defined as the volumetric analysis for determination of the concentration of a…

Q: give a example of a acid-based titration and give a equation

A: An acid is a substance that can release H+ ions in the solution and a base is substance that…

Q: 43 In titration reactions, what do you call the chemicals where the concentrations is unknown?…

A: In titration reactions, the chemicals where the concentrations is unknown is called as

Q: A 2.00 L graduated cylinder contains 1.40 L of buffer solution. The density of the buffer solutionis…

A: Density ( d ) :- It is defined as the ratio of mass of a substance to volume occupied by the…

Q: 5. A student prepared and standardized a NaOH solution. He then used this NaOH solution to determine…

A: Molarity is defined as the number moles of solute present in one liter of solution. The instrument…

Q: Define acid and base, and explain the concept of pH.

A: On the basis of pH the compound can be divided into three type acid , base and neutral.

Q: A student performed a titration on a commercial acid certified to be 0.500 M. Using her data from…

A: The percent error is calculated by the formula, Percentage error=Measured balue-True valueTrue…

Q: What is an indicator?

A: The indicator is a chemical substance which tells about the acidic or basic properties of a…

Q: Which of the following is a different indicator as a indicator? A. Methyl red B. Methyl orange C.…

A: Indicator is a compound that is generally used to indicate the completion of the reaction in the…

Q: 1. In your own words, explain the properties of an acid and a base. What are the key differences?

A: Since you have asked multiple question, we will solve the first question for you. if you want any…

Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

1. Would you say that indicator tests are qualitative or quantitative? Explain your
answer.
2. a. How does the Benedict test detect monosaccharides? (be specific!)
b. Why can't the Benedict's test easily detect the sugar units of a starch?
How does the Iodine test detect starch? (be specific!)
b. Why can't the sugar units of a monosaccharide solution be detected with Iodine?
(hint: "because it's not designed to" is not the answer I'm looking for!)
3. а.
4. a. What was different about the two protein solutions?
b. How does the Biuret indicator detect proteins (and thus only one of the protein
solutions)?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.