3.) In the assay of NaHCO3, 3.0g of the solid is dissolved in 25mL water. What is the normality? How many mL of 1N H2SO4 will be required to neutralize this solution? From this volume of acid, compute the percent purity of NaHCO3.

Q: Determine

A: Given data : Weight of a concentrated sulfuric acid spill = 26 tons. Percentage of H2SO4 is 98% and…

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

A: We need to find the effect of water on NaOH molarity. The student is weighed a flask into which the…

Q: The pK, values for the dibasic base B are pKb1 = 2.10 and pKb2 = 7.42. Calculate the pH at each of…

A: Here a dibasic base is titrated with HCl. Let us consider the base to be B.  pkb1 = 2.10 , pkb2=…

Q: You found a bottle of aqueous solution in the laboratory cabinet. Unfortunately, the label has been…

A: i) The pH of the solution is 3.00, that means it is an acidic solution. This rules out the solution…

Q: a) Select the most consistent trials and calculate the average volume of titrant added. b) Calculate…

A:

Q: Grams of diprotic acid Initial buret reading of NaOH(aq) Final buret reading of NaOH(aq) Volume of…

A:

Q: a) Write all the reactions and equations for an open carbonate system. (b) Derive the equations for…

A:

Q: You found a bottle of aqueous solution in the laboratory cabinet. Unfortunately, the label has been…

A: i) The pH of the solution is 3.00, that means it is an acidic solution. This rules out the solution…

Q: 0.244 L of 0.200 M HCl(aq) is combined with 0.0600 L of 0.400 M CH3NH2(aq).  What is the pH of the…

A: Given Volume of .200M HCl= 0.244LVolume of 0.400M CH3NH2 = 0.600LKb = 4.4x10-4

Q: A 44.6 mL of 0.103 M HCI is added to an antacid sample. The solution is titrated to a bromophenol…

A: Given, Volume of HCl = 44.6 mL = 0.0446 L   (1mL = 0.001 L) Molarity of HCl = 0.103 M = 0.103 mol/L…

Q: If 0.654 g of a primary standard acid (potassium hydrogen phthalate, molar mass = 204.23 g/mol)…

A:

Q: A 22.00 mL sample of HCl is titrated to phenolphthalein end point with 24.63 mL of a 0.08481 M NaOH…

A: Given :-  Molar concentration of NaOH = 0.08481 M  Volume of NaOH used = 24.63 mL  Volume of HCl…

Q: If you titrate 10.00 mL of vinegar with 0.310 M NaOH and determine that the end point is reached…

A:

Q: Please don't provide hand written solution....

A: Approach to solving the question:The instructions for the question were not clear, so I answered it…

Q: AICI3 cl) OZN-Hg, HCI

A: The first step is Friedel craft acylation. In this step, benzene reacts with acyl ion. The second…

Q: Part 1- Calculations: To calculate the exact concentration of your ~0.1 M NAOH(aq) solution, the…

A: Interpretation- To complete the data in table for KHP standardization, NaOH standardization and part…

Q: 24. A buffer is prepared using acetic acid, CH3COOH, (a weak acid) and sodium acetate, CH3COONa…

A: We have to calculate the concentration of the conjugate base in final solution.

Q: What is the pH of (i) 1.0 X 103 M HBr and (ii) 1.0 X 102 M KOH?

A: We know that, pH and pOH can be expressed as the negative logarithm of hydrogen ion and hydroxide…

Q: A 23mL sample of HCl is titration to phenolphthalein end point with 26.43 mL of a 0.09181 M NaOH…

A: Answer:Number of moles of a specie in a solution is always equal to the product of its molar…

Q: 1) Calculate the pH of a solution prepared by dissolving 1.45 g of sodium acetate, CH3COONa, in 50.0…

A:

Q: 4. (6) Calculate the concentration of sodium benzoate (NaC,HSO2) that must be present in a 0.20M…

A: Using the formula to calculate the concentration required.  Neglect the common ion effect, since ka…

Q: III. Directions: Compute the pH using ICE Table. Show the complete solution. 1. Initial…

A: The solution is as follows:

Q: An intrinsic property is one a That is dependent on how much of the material is present That is…

A: This problem is based on general Chemistry.In the first part we have to define intrinsic property of…

Q: Limestone consists mainly of the mineral calcite, CaCO3.  The carbonate content of 0.5143 g of…

A:

Q: You titrate 0.4699 g HC3H5O3 with 23.88 mL NaOH. What is the molarity of this NaOH?

A: Molarity shows the concentration of solution, which is expressed as mol/L. Given: Mass of HC3H5O3 =…

Q: 1a) Determine the pH of 0.035 M NaF (pKa = 3.1).   1b) Determine the pH of 0.055 M oxalic acid…

A: It's a multiple part question.   Given information, 1 (a) [NaF] = 0.035 M pKa = 3.1 1 (b) [oxalic…

Q: 11.An acid-base equilibrium system is created by dissolving 0.20mol CH3COOH in water and diluting…

A:

Q: 1. When H2SO<(aq) was reacted with NaOH(aq) in the titration, why was a precipitate not formed? 2.…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A certain indicator, HA, has a ?a value of 7.9×10^−7. The protonated form of the indicator is yellow…

A: The question is based on the concept of equilibrium. we have been given dissociation constant of the…

Q: Write the proton condition and acid/base mass balance equation for each of the following systems.

A: Sodium formate is a base which would produce formic acid in an equilibrium equal with water. The…

Q: A solution may contain any or all of the following cations: Ag+, Pb2+, Ba2+, Ni2+ in an UNKNOWN…

A: Identification of cations

Q: A 5.00 mL solution of H,SO4 was transferred to a 25.00 mL volumetric flask and was diluted to the…

A:

Q: Fill in only the appropriate boxes in the ICE table below as you would to answer the following…

A:

Q: Use the equation below to calculate the following: 2 NaOH(aq) + H2SO4(aq) → Na2SO4(aq) + 2 H2O(l)…

A:

Q: For a determination of the best pH for iron ore sediment in a aquous solution, the experiment is to…

A: Let's use the pH scale and the concept of neutralization reactions to determine how much acid or…

Q: 9 (a) Define and write the expression of Kw for the dissociation of water (H2O). Kw is the of Kw (b)…

A: On autoionization of water, H+ and OH- ions are produced.

Q: which is tribasic(H3Y). 25cm^3 of lemon juice was diluted to 250cm^3. 25cm^3 of the solution was…

A: The question is based on the concept of solutions. we have to quantitatively estimate the citric…

Q: 1

A: Given: volume of HCl=12.0 mLmolarity of HCl=0.24 Mmolarity of NaOH=0.40 M To find: pH before…

Q: Cite microscopic evidence to support that no chemical change took place in silver solid in aqueous…

A: This question is based on reactivity series of elements .

Q: Five solutions A, B, C, D and E when tested with universal indicators showed pH as 4, 1, 11, 7 and 9…

A: Five solutions A, B, C, D and E when tested with universal indicators showed pH as 4, 1, 11, 7 and 9…

Q: A student prepares a 0.41 mM aqueous solution of acetic acid (CH₂co₂H). Calculate the fraction of…

A:

Q: Each row of the table below describes an aqueous solution at 25 °C. The second column of the table…

A: