A student performs this experiment but forgets to remove an air bubble from the N a O H buret valve. During the course of the titration, the air bubble disappeared. Would the measured volume of N a O H added in the back-titration be incorrectly high, incorrectly low, or will the volume remain unchanged? Question 1 options:   incorrectly high   incorrectly low   remains unchanged

Q: In the equation below for finding the dissolved oxygen, what is the basis of the ‘8000’ in the…

A: The basis of 8000 in the given equation has to be given.

Q: Row A. B. C. D. Use the following information to answer questions 38 and 39. A Sample Titrated with…

A: The solution is given below -

Q: inegar? required to neutralize the acetic acid in each sample of vinegar. 16. Complete the…

A:

Q: The antacid "Brand X" was titrated using 0.3 M HCl. The buret reading was initially 0.68 mL. After…

A: Volume of HCl = Final buret reading - initial reading

Q: Would adding extra distilled water to the Erlenmeyer flask during the titration affect the…

A: During the acid base titration, the known concentration of base is used to determine the…

Q: Why you should not start a titration with zero mL as an initial volume?

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

Q: Part A A 26.00 mL sample of an unknown H3PO4 solution is titrated with a 0.130 M NaOH solution. The…

A: Given: Volume of H3PO4 solution = 26.00 mL Molarity of NaOH = 0.130 M Volume of NaOH solution =…

Q: A. Titrations Unknown acid ID # Concentration of NaOH 0.10 M Na olt lag) Record your data to the…

A: The titration of acid versus base is called a neutralization reaction. The amount of monoprotic acid…

Q: Qlaccd sign in - Search ALEKS Q…

A: Here 0.171gram of unknown triprotic acid aqueous solution is titrated with 0.11M NaOH solution. At…

Q: 8. When doing a titration, which of the following steps is performed last? Select one: A. preparing…

A: Given: Some statement regarding titrations To find: The step that is performed at last  Solution:…

Q: A solution of sulfuric acid (25.00 mL) was titrated to the second equivalence point with 36.55mL of…

A:

Q: QUESTION 68 For the titration of HF with NaOH, which location on the titration curve corresponds to…

A: 68. Given diagram,

Q: Mole to Mole Relationship Between Cu and Ag --What happened to the color of the solution after the…

A:

Q: Q/ Mohr's method uses the potassium chromate indicator and this indicator makes the equivalent point…

A: The question is based on the concept of titrations. we have to calculate percentage Chloride present…

Q: 2. Using the information in this lab manual, define the following terms: а. titration b. standard…

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Q: 4) The next 9 questions are related to the titration of 20.00 mL of a 0.0750 M acetic acid solution…

A: The balanced equation for the above given titration is,

Q: Part E: Ammonia. A 0.467 g sample known to contain ammonia is titrated with 0.2791 M HCl. If 38.87…

A: The given information is recorded as follows,

Q: 21. When 20.00 ml of sulfuric acid of unknown concentration is titrated with 0.1249 M NaOH, 32.50 ml…

A:

Q: The antacid "Brand X" was titrated using 0.3 M HC. The buret reading was initially 1,71 mL. After…

A: The sample here was titrated using 0.3M HCl. Initial and final burette readings are also given.…

Q: 12) How much water that required add to 200 ml HNO, ( densly = 1.285 gmpml) Contains 46 wt% acid to…

A: Given: Volume of HNO3 =200 ml.                             Density = 1.285 g/ml To find : Volume of…

Q: Which refers to the point in titration in which physical c occurs due to complete reaction between…

A: We have to tell which option is correct from given choices of options

Q: Assume that a drop has a volume of 0.05 mL. If a titration requires 30.00 mL for completion, what %…

A: A numerical problem based on percentage error, which is to be accomplished.

Q: A student performs this experiment but forgets to remove an air bubble from the N a O H buret valve.…

A: If air bubble is trapped in the burette then the error is occurred in measuring the titration…

Q: 35.0 mL sample of 0.225 M HBr was titration with 42.3 mL of KOH. What is the concentration of the…

A: First we write the balanced equation between HBr and KOH. This is given as; KOH (aq) + HBr (aq) →…

Q: A student performs this experiment but forgets to remove an air bubble from the N a O H buret valve.…

A: If air bubble is trapped in the buret then the error is occured in measuring the titration reading…

Q: What is titration? A 10.00 mL sample of acetic acid was taken for analysis. It took 20.00 mL of…

A: We have given that  Volume of acetic acid = V1 = 10 mL Volume of NaOH = V2 = 20 mL Concentration of…

Q: Q4) Name of the technique that is used for Standardization of sodiums bydroxide solution is   a)…

A: acid-base titration   It is an acid-base titration. The sodium hydroxide is an alkali whose…

Q: Standardizing a solution of sodium hydroxide for our acid-base titration experiment means O a. to…

A: Standardization of any solution is done to determine the unknown concentration of one of the given…

Q: The endpoint of the titration is when you stop titrating, but the theoretical endpoint of the…

A: 2. The endpoint of the titration basically refers to the point when the indicator present in…

Q: Which of the following statement is NOT true? Select one: O Acid-base reactions cannot be studied…

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Q: The diagram below represents a monoprotic acid, HA. If a 0.0200 M KOH solution were slowly added to…

A: From the diagram it is clear that the given acid is weak acid . Reason:  it does not ionised…

Q: The instrument used in the titrations which hold the titrant is called? Select one: a. pipette b.…

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Q: (1) The following unknowns were tested. Identify the anion. If none present, write " None (a) AGNO3…

A: Qualitative analysis

Q: hy is having a wash bottle useful for titrations?

A: Given : We have to tell why we use wash bottle during titrations.

Q: At the beginning of a titration, the acetic acid burette reads 0.30 mL. At the end of the titration.…

A: Titration starts with Burette reading 0.30 mL. That's the initial reading.  Titration ends at 27.70…

Q: d The balanced chemical equation for the neutralization is: Average titer 27.55 mlL HNO, NaOH NANO,…

A: Erlenmayer flask is an analytical equipment like , conical flask used for titrations. We can find…

Q: 1) 25 (AgNoz ) silver Solution is required to titrate Sample o ZnClz How many millimole o mL Ag Nos…

A:

Q: QUESTION 4 Standardizing a solution of sodium hydroxide for our acid-base titration experiment means…

A: Standardisation is a process in which concentration of unknown substance is determine from known…

Q: Calculate the number of moles of NaOH used when 15.45 mL of the 0.0985 M solution was delivered to…

A:

Q: The antacid "Brand X" was titrated using 0.3 M HCl. The buret reading was initially 1.34 mL. After…

A: Given : Initial reading of burette = 1.34 mL And final reading of burette = 12.67 mL

Q: It requires 23.91 mL of of 0.01500 M HCl to neutralize 20.00 mL of an unknown Ca(OH)2.  Calculate…

A:

Q: The next 9 questions are related to the titration of 20.00 mL of a 0.0750 M acetic acid solution…

A: Addition of KOH to acetic acid forms potassium acetate and water.  The balanced equation is

Q: 100 mL of 0.1 M NaOH solution is added to 150 mL of 0.2 M HAc. Calculate the final H+ ion…

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Q: Question 32 At 14 ml of the titrant. (A) 10.23 B) 11.78 12.23 D) 13.78

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Q: What is the volume needed to titrate a 50mL of 0.125 N NH3? The titrant used is 0.250 N HCl.

A:

Q: Virtual Lau GQuesion3 . A student prepares a solution of hydrochloric acid that is approximately 0.1…

A: Applying  M1V1 = M2V2 where M1 = Molarity of NaOH , V1= vol of Naoh M2 = Molarity of acid , V2= vol…

Q: Given below Some Statement Choose the Love Statement acid-base litration the indicator is a usually…

A:

Q: In a titration, the initial reading on my burette was 1.50 mL and the final reading was 15:7 mL.…

A: Given, Initial reading = 1.50 mL Final reading = 15.7 mL

Q: The antacid "Brand X" was titrated using 0.3 M HCl. The buret reading was initially 1.61 ml. After…

A: The volume of HCl used in the titration can be calculated by using the difference in the reading of…