Suppose that when titrating your sample, you failed to remove the air bubbles from the tip of your buret containing NaOH.  How would this have affected the calculated molarity of acetic acid? (Think about how the recorded volume would be affected as a result of the air bubbles)

Q: (c) What is a standard solution? What piece of glassware is used to prepare a standard solution and…

A: The number of moles can be calculated by multiplying the concentration of the solution by the volume…

Q: An analytical chemist weighs out  0.097g  of an unknown triprotic acid into a  250mL  volumetric…

A:

Q: A solution failed to undergo recrystallization. Which of the following steps may be taken to induce…

A: Crystallization is one of the purification technique use to separate the desire compound from the…

Q: A 5.00 ml aliquot of a 0.20 M HCI solution is diluted to a final volume of 25.00 mL. What is the…

A:

Q: Acid and Base Stoichiometry Titration of a 10.0 ml sample of sulfuric acid requires 30.0 ml of 0.100…

A: Sulfuric Acid is a dibasic acid. It releases two H+ ions whlile dissociating.     H2SO4    ⇌     H+…

Q: An analytical chemist weighs out 0.413 g of an unknown diprotic acid into a 250 mL volumetric flask…

A:

Q: Would the calculated value of the molarity of the NaOH solution be too high or too low or unchanged…

A:

Q: the concentration of acetic acid in vinegar. The vinegar was first diluted with distilled water and…

A:

Q: A student, performing the same experiment as you, recorded the following information. The original…

A: Given data is: Volume of diluted vinegar sample (mL) = 25.00 Molarity of NaOH = 0.0900 Initial buret…

Q: Find the normality of NaOH if 15.30 mL of the base is used in the standardization of 2.0713 g of…

A: We have to find the normality of NaOH if 15.30 mL of the base is used in the standardization of…

Q: What will be the titrant, analyte, and endpoint in the Standardization of Hydrochloric Acid…

A: generally, titration is used to determine the unknown concentration of a component.

Q: Suka-tuba is a vinegar variety derived by fermenting the sap of a coconut tree. You are tasked to…

A: KHP is potassium hydrogen phthalate. KHP is a standard solution which is used for standardization of…

Q: A student determined her H2SO4 solution concentration to be 0.0610 M.  The actual concentration of…

A: Given information is:    Determined concentration of H2SO4 = 0.0610M             Actual…

Q: 4. What specific effect, if any, would each of the errors below have on the calculated concentration…

A: Acetic acid (ethanoic acid) is a colorless liquid organic chemical compound CH3COOH (also written as…

Q: What is the methodology of acid base titration for sodium hydroxide and hydrochloric acid.

A: In this titration NaOH which is titrant is added to the unknown solution.As it is added HCl is…

Q: Explain why it is all right to leave water in a volumetric flask before you put it in the 10.00mL of…

A: It is alright to leave water in a volumetric flask before you put it in the 10.00 mL of your…

Q: 3. Please fill in the following table Sample Final Final Volume of Concentration Volume of stock…

A: Given: 1. For Sample A: Initial concentration (c1) = 100% Final concentration (c2) = 60% Final…

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

A: Hello. Since multiple questions have been posted, the first question shall only be solved in this…

Q: 6. For each numbered step in the qualitative analysis scheme in number 5 above, type all net ionic…

A: When we are constructing net ionic equations, we have to keep few points in our mind: Only salts in…

Q: Suppose that the NaOH sitting on the shelf had absorbed 2 g of water for every 1 g of NaOH. How…

A: Given information: NaOH sitting on the shelf absorbed 2 g of water for every 1 g of NaOH.

Q: Why are KMnO4 solutions filtered before they are standardized?

A: When a solution is made from the accurate and known quantity of the compound then the resultant…

Q: 7. In your data book prepare the following table (Give a title to the table). With any measured…

A: In the quantitative analysis, the various techniques are used to determine the amount of analyte in…

Q: WHAT IS THE SIGNIFICANCE OF THE RATION OF STRENGTHS OF ACIDS AND BASES? what is the purpose of…

A: To know about the extent to which any acid or base ionized in water when dissolved is the important…

Q: A 18.79-ml aliquot of a 0.3974 M potassium hydrogen phthalate solution prepared from primary…

A: According to the law of equivalency, at the neutralization point  Amount of KHP = Amount of NaOH…

Q: What is Analyte and Titrant? Explain each in 3-5 sentences.

A:

Q: determine at what temperature would each of the following solubility levels be observed? Solubility…

A: The solubility of 140 g kNO3 in 100 g of water . From the above Solubility vs Temperature graph we…

Q: How many mL of water must be added to 197 mL of 1.50 M HCl to give 1.00 M HCl? (Assume the volumes…

A: Given :  Molarity of HCl = 1.50 M  We have to calculate how much water needs to be added to make…

Q: DEFINE THE FOLLOWING, AT LEAST 100-200 WORDS EACH Volumetric analysis Gravimetric Analysis Standard…

A: Volumetric analysis:- Volumetric analysis is a quantitative analytical method which is used widely.…

Q: What volume of 0.150 M NaOH solution is required to react completely with 50.0 mL of 0.200 M HCl…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: When the unshelled egg was left in distilled water for several days, it became bigger. What would…

A: The egg will shrunk in salt water.

Q: Mix together 150.0 ml of a 1.50 mol / dm³ NaCl solution and 250.0 ml of a 0.750 mol / dm³ MgCl₂…

A: Volume of NaCl = 150.0 ml = 0.15 dm3 Concentration of NaCl = 1.5 mol/dm3 Moles of Cl- =  Volume…

Q: How will the following situations affect the final calculation of the molarity of acetic acid? An…

A: This is summarized as the base volume is added, it will be larger than the actual, which translates…

Q: What would the dilution factor for Sample 1 be if 500 µL of the diluted sample from question 5 were…

A: Total volume of the sample after dilution (Vf) = 500 µL + 500 µL = 1000 µL Initial volume (Vi) = 500…

Q: Write the balanced dissociation equation for potassium carbonate in aqueous solution

A: To write balanced dissociation equation for potassium carbonate i.e. K2CO3(aq).

Q: 1. The time it takes for the crushed antacid/chalk to be dissolved in vinegar is greater than the…

A: We are authorised to solve one question at a time. Please  post rest of the questions separately.

Q: What is the difference between strong and weak electrolytes? What is the difference between strong…

A: To find: The difference between strong and weak electrolytes and the difference between strong and…

Q: Solid salts form due to electrostatic interaction between cations and anions. Why do some salts…

A: Given : We have to explain why some solid salts dissolve in water.

Q: Write chemical equations to show what happens when each of the following substances is mixed with…

A: Let us take all the reactions with water, one by one.

Q: During a titration, the initial reading of a burette was recorded at 11.5 ml and the final reading…

A: The solution whose concentration is known is called titrant. The burette is filled with the titrant…

Q: امتحان بالتجربة الرابعة المرحلة الأولى مسائي Answer these questions: Examination time: 30 min Q1//…

A:

Q: The meniscus of the NaOH solution was sitting right on the 32 line so you reported the reading as 32…

A: Given reading 32 mL.

Q: If water was used to rinse the burette used to dispense the hydrochloric acid solution, how would…

A: Analytical techniques need precision and accuracy. Errors can occur due to various reasons, personal…

Q: Remember that all solutions used in this experiment contain 0.50M HNO3.) What happens to the HNO3…

A:

Q: If the 125 mL Erlenmeyer flasks used in this experiment, (Standardization of a Sodium Hydroxide…

A: Molarity of the solution is dependent on the concentration. When the small amount of distilled water…

Q: Assume the equivalent weight of an acid is 79.0. Calculate the number of mL of 0.446 M NaOH that…

A: At the equivalent point of the reaction, one equivalent of the acid reacts with one mole of NaOH.…

Q: Consider the titrimetric determination of acetic acid (60.05 g/mol) in vinegar. Titration of a 5.00…

A: We have to predict the normality of acetic acid.

Q: 1. Circle the volumes of the titrated NaOH(aq) which you want to use for your calculations. How and…

A: Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: 1. A Study of Intermolecular Forces of Attraction Professor Rowan is preparing for his experiment in…

A: Intermolecular forces  Melting point  Starting material

Q: Using the average volume of NaOH as well as its concentration, calculate the average # of moles of…

A: Given: Average volume of NaOH = 0.0225L Concentration of NaOH (molarity ) M = 0.10 M

Q: What is the disease associated if there is an excess amount of uric acid in urine? Briefly explain…

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