When an indicator changes color during a titration it is a sign that .?

When an indicator changes color during a titration it is a sign that .?
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in titration of 25 mL of the solution containing Cu2+ with the concentration of 0.01 molar , with SCN – (0.01 Molar) , if we use the indicator that changed its color in PSCN= 9. Calculate the error of titration PKSP(CuSCN) =13.4?

Description : in titration of 25 mL of the solution containing Cu2+ with the concentration of 0.01 molar , with SCN – (0.01 Molar) , if we use the indicator that changed its color in PSCN= 9. Calculate the error of titration PKSP(CuSCN) =13.4?

Last Answer : just the color change from the indicator. Thus, a careful selection of the indicator will reduce the indicator error. For example, if the equivalence point is at a pH of 8.4, then the ... are in the range of aqueous pH changes are of little use. Instead, the titrant and indicator used

The pH range over which an indicator color change occurs is referred to as its: w) titration range x) titration constant y) transition interval z) none of the above

Description : The pH range over which an indicator color change occurs is referred to as its: w) titration range x) titration constant y) transition interval z) none of the above

Last Answer : ANSWER: Y -- TRANSITION INTERVAL

Why the titration of Na2CO3 and HCl solutions is not completed using Ph.Ph indicator?

Description : Why the titration of Na2CO3 and HCl solutions is not completed using Ph.Ph indicator?

Last Answer : Google

A cobalt chloride solution soaked into a piece of cotton can be used as an indicator for changes in humidity levels. Pink indicates a high-humidity environment and blue a low-humidity environment. What are these color changes caused by: w) The ionization and reduction of the cobalt plus two slash cobalt plus three couple. x) The vaporization and redeposition of cobalt chloride. y) The loss and readsorption of the cobalt's waters of hydration. z) This is an illustration of the Schrodinger principle.

Description : A cobalt chloride solution soaked into a piece of cotton can be used as an indicator for changes in humidity levels. Pink indicates a high-humidity environment and blue a low-humidity environment. What ... the cobalt's waters of hydration. z) This is an illustration of the Schrodinger principle.  

Last Answer : ANSWER: Y -- THE LOSS AND READSORPTION OF THE COBALT'S WATERS OF HYDRATION.

During the titration of a mixture of `Na_(2)CO_(3)` and `NaHCO_(3)` against HCl :

Description : During the titration of a mixture of `Na_(2)CO_(3)` and `NaHCO_(3)` against HCl :

Last Answer : During the titration of a mixture of `Na_(2)CO_(3)` and `NaHCO_(3)` against HCl : A ... is used to detect the first and second end point

There are some substances whose odor changes in acidic or basic media. These are called - (1) Olfactory indicators (2) Litmus indicator (3) Gustatory indicators (4) All of the above

Description : There are some substances whose odor changes in acidic or basic media. These are called - (1) Olfactory indicators (2) Litmus indicator (3) Gustatory indicators (4) All of the above

Last Answer : (1) Olfactory indicators Explanation: An Olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. Onion , clove oil and vanilla extract are examples.

What is the titration method ?

Description : What is the titration method ?

Last Answer : Titration or titration: The method of determining the density of a test solution by determining the equivalent volume of a proof solution by performing a quantitative reaction of a proof solution with a test solution of a certain volume in the presence of a suitable indicator.

What is Titration ?

Description : What is Titration ?

Last Answer : Titration is the process of determining the density of an unknown solution by reacting another unknown solid solution with a solution of a certain density.

What is Titration ?

Description : What is Titration ?

Last Answer : The method of determining the density of a test solution by determining the equivalent volume of a proof solution by performing a quantitative reaction of a proof solution with a test solution of a certain volume in the presence of a suitable indicator is called titration.

Which of the following plots will obtained for a conductomeric titration of strong acid against a weak base?

Description : Which of the following plots will obtained for a conductomeric titration of strong acid against a weak base?

Last Answer : Which of the following plots will obtained for a conductomeric titration of strong acid against a weak base? A. B. C. D.

Amount of oxalic acid present in a solution can be determined by its titration with `KMnO_(4)` solution in the presence of `H_(2)SO_(4)`. The titratio

Description : Amount of oxalic acid present in a solution can be determined by its titration with `KMnO_(4)` solution in the presence of `H_(2)SO_(4)`. The titratio

Last Answer : Amount of oxalic acid present in a solution can be determined by its titration with `KMnO_(4)` ... . D. gets oxidised by oxalic acid to chlorine.

25 mL of household bleach solution was mixed with 30 mL of o.50 M Kl and 10 mL of 4N acetic acid. In the titration of the liberated iodine, 48 mL of 0

Description : 25 mL of household bleach solution was mixed with 30 mL of o.50 M Kl and 10 mL of 4N acetic acid. In the titration of the liberated iodine, 48 mL of 0

Last Answer : 25 mL of household bleach solution was mixed with 30 mL of o.50 M Kl and 10 mL of 4N acetic acid. In the titration ... B. 0.96 M C. 0.24 M D. 0.024 M

In the titration of `K_(2)Cr_(2)O_(7)` and ferrous sulphate, following data is obtained: `V_(1)` mL of `K_(2)Cr_(2)O_(7)` solution of molarity `M_(1)`

Description : In the titration of `K_(2)Cr_(2)O_(7)` and ferrous sulphate, following data is obtained: `V_(1)` mL of `K_(2)Cr_(2)O_(7)` solution of molarity `M_(1)`

Last Answer : In the titration of `K_(2)Cr_(2)O_(7)` and ferrous sulphate, following data is obtained: `V_(1)` mL of `K_(2)Cr_ ... V_(2)` D. `M_(1)V_(1)=M_(2)V_(2)`

A mixture containing `As_(2)O_(3)` and `As_(2)O_(5)` required 20 mL of 0.05 N iodine solution for titration. The resulting solution is then acidified

Description : A mixture containing `As_(2)O_(3)` and `As_(2)O_(5)` required 20 mL of 0.05 N iodine solution for titration. The resulting solution is then acidified

Last Answer : A mixture containing `As_(2)O_(3)` and `As_(2)O_(5)` required 20 mL of 0.05 N iodine solution for ... +2H_(2)O " " `(Atomic weight : As = 75)

Why you would probably obtain inaccurate results if you used the titration data you collected in this experiment to calculate the actual percent of C3H5O(COOH)3 in a juice sample?

Description : Why you would probably obtain inaccurate results if you used the titration data you collected in this experiment to calculate the actual percent of C3H5O(COOH)3 in a juice sample?

Last Answer : Need answer

The specific gravity of the electrolyte in a lead-acid battery is measured by a _____________. A. gould plate B. titration pipette C. hydrometer D. litmus paper test

Description : The specific gravity of the electrolyte in a lead-acid battery is measured by a _____________. A. gould plate B. titration pipette C. hydrometer D. litmus paper test

Last Answer : Answer: C

Which of the following methods are employed for determination of free and combined chlorine residuals in water ? 1. Starch-iodide method 2. Orthotolidine method 3. Amperometric titration method 4. SNORT method 5. DPD method a) 1, 2, 4 and 5 b) 1, 2 and 3 only c) 3, 4 and 5 only d) 2, 3, and 4 only.

Description : Which of the following methods are employed for determination of free and combined chlorine residuals in water ? 1. Starch-iodide method 2. Orthotolidine method 3. Amperometric titration method 4. SNORT method 5. DPD method a) 1, 2, ... b) 1, 2 and 3 only c) 3, 4 and 5 only d) 2, 3, and 4 only.

Last Answer : a) 1, 2, 4 and 5

In addition to slow intravenous infusion, which of the following routes of administration allows for titration of the dose of a drug with the response: A. Sublingual B. Transdermal C. Inhalational D. Nasal insufflation

Description : In addition to slow intravenous infusion, which of the following routes of administration allows for titration of the dose of a drug with the response: A. Sublingual B. Transdermal C. Inhalational D. Nasal insufflation

Last Answer : C. Inhalational

In addition to slow intravenous infusion, which of the following routes of administration allows for titration of the dose of a drug with the response: A. Sublingual B. Transdermal C. Inhalational D. Nasal insufflation

Description : In addition to slow intravenous infusion, which of the following routes of administration allows for titration of the dose of a drug with the response: A. Sublingual B. Transdermal C. Inhalational D. Nasal insufflation

Last Answer : C. Inhalational

A process in which substances are separated throug differences in the rates at which the components migrate is called: w) filtration x) chromatography y) elution z) titration

Description : A process in which substances are separated throug differences in the rates at which the components migrate is called: w) filtration x) chromatography y) elution z) titration

Last Answer : ANSWER: X -- CHROMATOGRAPHY

Phenopthalein indicator gives a pink color when the solution is ______ . -Science-7

Description : Phenopthalein indicator gives a pink color when the solution is ______ . -Science-7

Last Answer : Phenopthalein indicator gives a pink color when the solution is Basic solution.

What is the color of Turmeric indicator?

Description : What is the color of Turmeric indicator?

Last Answer : Need answer

What will be the color of universal indicator in pine apple juice?

Description : What will be the color of universal indicator in pine apple juice?

Last Answer : What is the answer ?

Which of the following is an indicator of neurovascular compromise? a) Capillary refill more than 3 seconds Capillary refill more than 3 seconds is an indicator of neurovascular compromise. Other indicators include cool skin temperature, pale or cyanotic color, weakness, paralysis, paresthesia, unrelenting pain, pain on passive stretch, and absence of feeling.

Description : Which of the following is an indicator of neurovascular compromise? a) Capillary refill more than 3 seconds Capillary refill more than 3 seconds is an indicator of neurovascular compromise. Other ... d) Pain on active stretch. Pain on passive stretch is an indicator of neurovascular compromise.

Last Answer : a) Capillary refill more than 3 seconds Capillary refill more than 3 seconds is an indicator of neurovascular compromise. Other indicators include cool skin temperature, pale or cyanotic color, weakness, paralysis, paresthesia, unrelenting pain, pain on passive stretch, and absence of feeling.

When a technology-based company changes its logo... is that a sure sign they've become irrellevent and/or on a trajectory towards bankruptcy?

Description : When a technology-based company changes its logo... is that a sure sign they've become irrellevent and/or on a trajectory towards bankruptcy?

Last Answer : removed by self-moderation

Which of the following statements is correct regarding the internal rate of return (IRR) method? A. Each project has a unique internal rate of return. B. As long as you are not dealing with mutually exclusive projects, capital rationing, or unusual projects having multiple sign changes in the cash-flow stream, the internal rate of return method can be used with reasonable confidence. C. The internal rate of return does not consider the time value of money. D. The internal rate of return is rarely used by firms today because of the ease at which net present value is calculated

Description : Which of the following statements is correct regarding the internal rate of return (IRR) method? A. Each project has a unique internal rate of return. B. As long as you are not dealing with ... of return is rarely used by firms today because of the ease at which net present value is calculated

Last Answer : D. The internal rate of return is rarely used by firms today because of the ease at which net present value is calculated.

Which of the following statements is correct regarding the internal rate of return (IRR) method? A. Each project has a unique internal rate of return. B. As long as you are not dealing with mutually exclusive projects, capital rationing, or unusual projects having multiple sign changes in the cash-flow stream, the internal rate of return method can be used with reasonable confidence. C. The internal rate of return does not consider the time value of money. D. The internal rate of return is rarely used by firms today because of the ease at which net present value is calculated.

Description : Which of the following statements is correct regarding the internal rate of return (IRR) method? A. Each project has a unique internal rate of return. B. As long as you are not dealing with ... of return is rarely used by firms today because of the ease at which net present value is calculated.

Last Answer : D. The internal rate of return is rarely used by firms today because of the ease at which net present value is calculated.

The point of contraflexure is the point where (A) B.M. changes sign (B) B.M. is maximum (C) B.M. is minimum (D) S.F. is zero

Description : The point of contraflexure is the point where  (A) B.M. changes sign  (B) B.M. is maximum  (C) B.M. is minimum  (D) S.F. is zero 

Last Answer : (A) B.M. changes sign 

In a continuous bending moment curve the point where it changes sign, is called (A) Point of inflexion (B) Point of contraflexure (C) Point of virtual hinge (D) All the above

Description : In a continuous bending moment curve the point where it changes sign, is called (A) Point of inflexion (B) Point of contraflexure (C) Point of virtual hinge (D) All the above

Last Answer : (D) All the above

The bending moment is maximum on a section where shearing force (A) Is maximum (B) Is minimum (C) Is equal (D) Changes sign

Description : The bending moment is maximum on a section where shearing force  (A) Is maximum  (B) Is minimum  (C) Is equal  (D) Changes sign 

Last Answer : (D) Changes sign 

A simply supported beam (l + 2a) with equal overhangs (a) carries a uniformly distributed load over the whole length, the B.M. changes sign if (A) l > 2a (B) l < 2a (C) l = 2a (D) l = 4a

Description : A simply supported beam (l + 2a) with equal overhangs (a) carries a uniformly distributed load  over the whole length, the B.M. changes sign if  (A) l > 2a (B) l < 2a (C) l = 2a (D) l = 4a

Last Answer : (A) l > 2a

In a loaded beam, the point of contraflexure occurs at a section where (A) Bending moment is minimum (B) Bending moment is zero or changes sign (C) Bending moment is maximum (D) Shearing force is maximum

Description : In a loaded beam, the point of contraflexure occurs at a section where (A) Bending moment is minimum (B) Bending moment is zero or changes sign (C) Bending moment is maximum (D) Shearing force is maximum

Last Answer : Answer: Option B

Joule-Thomson co-efficient which is defined as, η = (∂T/∂P)H = 1/Cp (∂H/∂T)P, changes sign at a temperature known as inversion temperature. The value of Joule-Thomson co-efficient at inversion temperature is (A) 0 (B) ∞ (C) +ve (D) -ve

Description : Joule-Thomson co-efficient which is defined as, η = (∂T/∂P)H = 1/Cp (∂H/∂T)P, changes sign at a temperature known as inversion temperature. The value of Joule-Thomson co-efficient at inversion temperature is (A) 0 (B) ∞ (C) +ve (D) -ve

Last Answer : (A) 0

Point of contra-flexure is a (a) Point where Shear force is maximum (b) Point where Bending moment is maximum (c) Point where Bending moment is zero (d) Point where Bending moment=0 but also changes sign from positive to negative

Description : Point of contra-flexure is a (a) Point where Shear force is maximum (b) Point where Bending moment is maximum (c) Point where Bending moment is zero (d) Point where Bending moment=0 but also changes sign from positive to negative

Last Answer : (d) Point where Bending moment=0 but also changes sign from positive to negative

At the point of contraflexure (a) B.M is mimimum (b) B.M is maximum (c) B.M is either zero or changes sign (d) None of these

Description : At the point of contraflexure (a) B.M is mimimum (b) B.M is maximum (c) B.M is either zero or changes sign (d) None of these

Last Answer : c) B.M is either zero or changes sign

Is it possible to standardize HCl solution using Na2CO3? If yes which indicator you will use?

Description : Is it possible to standardize HCl solution using Na2CO3? If yes which indicator you will use?

Last Answer : I plugged your question into Google. This is what came up.

Can hackers use your webcam without making the indicator light turn on?

Description : Can hackers use your webcam without making the indicator light turn on?

Last Answer : I don’t think that’s possible not 100% sure though.

Are the words we say to a baby before they can even understand them, a good indicator of how the kid is going to turn out?

Description : Are the words we say to a baby before they can even understand them, a good indicator of how the kid is going to turn out?

Last Answer : answer:That’s sad, and probably true, @Dutchess_III. She probably IS ‘speaking into existence’ him being a brat. Did you think to tell her your opinion? I probably would have.

Other than playing Russian roulette, can you honestly name anything that is a greater indicator of stupidity than texting while driving?

Description : Other than playing Russian roulette, can you honestly name anything that is a greater indicator of stupidity than texting while driving?

Last Answer : Deceased

Do you think that the way people treat their pets or other animals is a good indicator of how they treat their kids or will treat their kids if they have any?

Description : Do you think that the way people treat their pets or other animals is a good indicator of how they treat their kids or will treat their kids if they have any?

Last Answer : I don’t know if there’s any data, but I wouldn’t trust a person that couldn’t make responsible decisions with any life to be a parent.

Is proper grammar an indicator for intelligence? Should educators be expected to speak correctly?

Description : Is proper grammar an indicator for intelligence? Should educators be expected to speak correctly?

Last Answer : I think how picky we are about such things should be dependent upon what they are teaching. If they are teaching graduate level physics, deal with it. However, if they are teaching children how ... an elementary teacher or a middle grade English teacher, they should be able to speak more clearly.

Can you recommend great "Caps Lock/Num Lock/Scroll Lock" on screen indicator software?

Description : Can you recommend great "Caps Lock/Num Lock/Scroll Lock" on screen indicator software?

Last Answer : http://www.snapfiles.com/get/numcapsscroll.html

Have you taken the Myers Briggs Type Indicator more than once? If so, have your results varied in any degree?

Description : Have you taken the Myers Briggs Type Indicator more than once? If so, have your results varied in any degree?

Last Answer : I don’t believe in those sorts of things, I think they’re more amusing than anything. I’ve taken Myers-Briggs multiple times, and gotten different results.

Police indicator lights on stoplights...

Description : Police indicator lights on stoplights...

Last Answer : Where is the light on the vehicle? On the vehicle we have a blinking white light that is used to control the traffic lights as we approach them. It gives use the green light only when it is blinking.

Do you think the Dow is a good indicator of the President's performance as it relates to the economy?

Description : Do you think the Dow is a good indicator of the President's performance as it relates to the economy?

Last Answer : answer:To answer my own question, I do, or at very least I think it's a good indicator of public perception as to how well a President performed, even though the majority of people probably don't ... end of term approval rating? And will that be an indicator of how he did for the economy? Discuss

How long does it take you to call someone a friend? What is your indicator?

Description : How long does it take you to call someone a friend? What is your indicator?

Last Answer : As soon as we have hung out or my place or theirs.

How long does it take you to call someone a friend? What is your indicator?

Description : How long does it take you to call someone a friend? What is your indicator?

Last Answer : As soon as we have hung out or my place or theirs.

Just discovered "/srs" that's a apparently a "tone indicator" just learned about it 10 minutes ago. Do people actually use this? Or is it just the dream stans and people that believe in zodiac signs? Is there anymore of the "tone indicator"s out there? If so what are they?

Description : Just discovered "/srs" that's a apparently a "tone indicator" just learned about it 10 minutes ago. Do people actually use this? Or is it just the dream stans and people that believe in zodiac signs? Is there anymore of the "tone indicator"s out there? If so what are they?

Last Answer : I've never heard of srs and or.tone indicators could you tell me Abit more about it?

What is the most common indicator for measuring economic development of a country? -SST 10th

Description : What is the most common indicator for measuring economic development of a country? -SST 10th

Last Answer : Per Capita Income.