12.5 mL of a 0.50 M aqueous solution of sodium hydroxide to be used in titration

Q: efer to picture below. P.S. Weight of KOH is not given.   a. What is the molarity of the KOH…

A: An acid-base titration is a quantitative analysis of acids and bases; through this process, an acid…

Q: The normality of an aqueous solution of hydrobromic acid is determined by titration with a 0.148 N…

A: Answer:- This question is answered by using the simple concept of calculation of normality of the…

Q: How many milliliters of a 0.131 molar HCl solution is required to make 50.0 mL of a 0.071 molar HCl…

A:

Q: If 348 mL of 0.14 M HCl solution is required what volume in mL of 1.5 M HCl must be used

A:

Q: What is the concentration (M) of a NaCl solution prepared by dissolving 9.3 g of pure NaCl in…

A: Given, The mass of solute that is NaCl  is --- 9.3g Volume of NaCl solution is ---- 350mL What is…

Q: A solution is prepared by dissolving 38.6 g of ammonium sulfate in enough water to make 185.1 mL…

A: Dilution is the process of decreasing the concentration of a solute in the solution normally by…

Q: A solution is made by diluting a standard solution by adding equal volumes of the standard solution…

A: Given : Solution is made by diluting a standard solution and distilled water .  To find :…

Q: What volume, in mL, of a 4.75 M phosphoric acid solution is needed to neutralize 13.88 mL of a 6.25…

A: Phosphoric acid reacts with potassium hydroxide to form sodium phosphate and water. The hydrogen ion…

Q: A 74.0 mL portion of a 1.70 M solution is diluted to a total volume of 268 mL. A 134 mL portion of…

A: We can determine the dilution factor by using the given below formula :…

Q: 27. How many grams of Ba(OH)2 must be dissolved in 250 mL of solution to give a 0.0153 M solution?…

A: Volume of solution= 250 mL Molarity= 0.0153 M We are going to determine the amount of solute or…

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A: Given,when liquid water ( H2O ) reacts with carbon dioxide ( CO2 ) gas to form aqueous glucose (…

Q: What volume of 0.15 N HCl is needed to neutralise 20.0mL of a 0.35 N NaOH solution? A. 46.67 mL B.…

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

Q: II. DAVID AND GOLIATH 1) In two drinking glasses, pour the same amount of water. 2) In one glass,…

A: The main objective is to observe and record the time it takes for each solute to dissolve. The…

Q: A 1.0 L solution of .50 M HCI is diluted to a new volume of 2.5 L. What is the concentration of the…

A: Given that, Initial volume (V1) = 1.0 L Initial concentration of HCl (M1) = 0.50 M Final volume (V2)…

Q: Why must the following analysis be conducted in bodies of water? b. Dissolved Oxygen

A: To find: Why must the test for dissolved oxygen is conducted in the bodies of water

Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.163 M solution of…

A: Recall the measurements, Molarity of Barium hydroxide=0.163 M, Volume=15.2 ml Molarity of…

Q: E. A 20.0 mL aliquot of a 0.515 M aqueous solution is added to 125 mL of pure water. What is the…

A: In this problem, we are asked to find the concentration of a new solution after adding a 20.0 mL…

Q: A student removes 25 mL of 3.0 M NaOH and dilutes it to final volume of 350 mL. What is the…

A: Given,  Initial volume, V1 = 25 ml  Initial concentration, S1 = 3.0 M  Final Volume, V2 = 350 ml…

Q: The mass of calcium sulfide that is dissolved in 225 mL of a saturated solution is _____ gram

A: Solubility product is a product of the concentration of ions with the power when the solution is…

Q: Which of the following could cause errors in measurement of the percent chloride? Group of answer…

A: A. Hydrated precipitate and heat: While heat can cause issues if applied too strongly (as mentioned…

Q: If 35.0 mL of a 0.100 N acid solution is needed to reach the end point in titration of 21.5 mL of a…

A: Given, Normality of acid solution (N1) = 0.100 N Volume of acid (V1) = 35.0 mL Volume of base…

Q: The mass of iron(II) carbonate that is dissolved in 125 mL of a saturated solution is __________…

A: Given,volume of saturated solution = 125 mLFrom the reference:Ksp of FeCO3 = 3.13 x 10-11

Q: A 72.0 mL portion of a 1.70 M solution is diluted to a total volume of 288 mL. A 144 mL portion of…

A:

Q: Part B. Complete the table to prepare the given solutions with different concentrations: Solution…

A: A. 5% by volume = (volume of silute / volume of solution) × 100 % = (volume of solute / 25 mL) ×100%…

Q: What mass of NaF must be mixed with 25 mL of water to create a 3.5% by mass solution?

A: The concentration of a substance is shown by a number of quantities like percent weight/volume,…

Q: 15. A solute was added to a solvent and mixed well. Some of the solute settled to the bottom of the…

A: Given statement is :  A solute was added to a solvent and mixed well. Some of the solute settled to…

Q: A 79.0 mL portion of a 1.20 M solution is diluted to a total volume of 228 mL. A 114 mL portion of…

A: We have to calculate the final concentration.

Q: What molarity of 40.0 mL HCl soln would be neutralized by exactly 18.5 mL of a 0.75 M NaOH soln?…

A: molarity of  HCl soln , M1 = ? Volume of HCl ,V1= 40 mL Volume of NaOH, V2 = 18.5ml Molarity of…

Q: Calculate the molar concentration of a solution made by dissolving 7.30 g of CuO in enough water to…

A: Given, volume of the solution  = 200 ml = 0.2 L 1) Calculate the number of moles for CuO - Given…

Q: A 3.5 L sample of a 5.8 M solution of NaI is diluted to a volume of 5.0 L.  What is the…

A: molarity is the concentration term which is defined as number of moles per unit volume

Q: In part A of the Experiment, you are asked to prepare three saturated solutions of cadmium oxalate.…

A: Graduated cylinder - Fairly high accuracy.   Burettes- Highly accurate   Volumetric pipette…

Q: Refer to question 2 on the worksheet.  What is the molarity of an HCl solution if 18.5 mL of 0.225 M…

A: Chemical reaction between HCl and NaOH                                  HCl + NaOH → NaCl + H2O From…

Q: Which of the following will decrease the rate at which a solute will dissolve?      A. agitating or…

A: Which of the following will decrease the rate at which a solute will dissolve?

Q: Solutions are comprised of two parts; a solvent and a solute. The Choose... - is the substance that…

A: The solution is the homogeneous mixture of solute and solvent.

Q: In an analysis of vinegar by titration, a student placed the vinegar in the buret and a measured…

A: Please find your solution below : In acidic solutions like vinegar, phenolphthalein is colourless…

Q: What volume of a 0.166 M hydrochloric acid solution is required to neutralıze 24.7 ml. of a 0.168 M…

A: For Ba(OH)2, n-factor = 2   Normality of Ba(OH)2 solution , N1  = molarity x n-factor…

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.