Using an ICE table, find the molarity of magnesium acetate from the titration. Two mL of magnesium acetate were diluted with 25 mL of water. The solution was titrated with 2.19 mL of 0.953M HCl. Show all work.
Mg(CH3COO)2(aq) + 2HCl(aq) → MgCl(aq) + 2CH3COOH(aq)
Mg2+(aq) + 2CH3COO-(aq) + 2H+(aq) + 2Cl-(aq) → Mg2+ + 2Cl-(aq) + 2CH3COOH(l)
2CH3COO-(aq) + 2H+(aq) → 2CH3COOH(l)
Using an ICE table, find the molarity of magnesium acetate from the titration. Two mL of...
Report Sheet mass of bocx - 0 Part A: Titration of Room Temperature Borax: K Molarity of Standard HCl solution: 0.2 M 3.005g Temperature of room temperature borate mixture (T.): T, ind0 °C T, in 293 K Trial 3 (if done) Trial Trial 2 Final buret reading HCl, mL 18.05 my 32.70ml Initial buret reading HCl, mL 5.40ml 18.05mL Volume of HCl used in Titration, ml1265my 14.65ml Moles HCI .00233 .00 293 00293 Moles Borate ? Molarity of Borate Molarity...
Water Hardness by EDTA Titration Objective: To determine [Ca2+,MG2+] and [Mg2+] concentration in an unknown water sample A 0.0107 molarity solution of EDTA is prepared for the experiment. 25 mL of an unknown is pipetted and diluted 100 mL with distilled water and adjusted to a pH between 8 and 10 with NH4OH. A 10.00 mL portion of the diluted unknown is transferred to a 250 mL flask with 3 mL of pH 10 ammonia buffer and tiny amount of...
4. You were calculate the magnesium hydroxide as there antacid of choice. (10) performing an antacid lab and provided the following data from your class mate. Help them the missing information in the results table. Show all work below. The student choice to use Concentration of HCl 0.511 M Concentration of KOH 0.508 M Mass of Antacid Tablet1.2568 Volume of HCl added 25.00 mL Volume of KOH titrated 8.05 m Mole initial acid Results Table Moles HCl excess Moles HCI...
3. If 200. mL of 0.60 M MgCl2(ag) is added to 40U, ms t tilled water, what is the concentration of Mg2+(ag) and Cl-(aq) in the resulting solution? (Assume volumes are additive.) 15 20 2H [C (mol/L) [Mg] (mol/L) (A (A) 0.20 0.20 0.40 0.20 (C) 0.40 0.40 (D) 2.0 2.5 8 3@00 8. A sample of 25.0 mL of 0.120 M Ca(OH)2(aq) is titrated wit 0.150 M HCl(aq). What volume of HCl(aq) is needed to com pletely neutralize the...
A student prepared a base solution using 7 mL of 6M NaOH diluted with distilled water to a final volume of approximately 400 mL. The student titrated a standardized solution of HCl to determine the exact concentration of the prepared base solution. In the first titration, she found that it took 22.47 mL of the base solution to neutralize 20.00 mL of a 0.98861 M HCl solution. In the second titration, she found that it took 20.12 mL of the...
Step 1. Obtain a 600 mL beaker, andadd 300 mL of water. Step 2. Add 30 mL of HCl (2M) to the beaker, and stir. Step 3. Add 10 mg of magnesium metal to the beaker. Step 4. Allow thehydrogen gas to evolve. All of the magnesium should be consumed. Step 5. Record the amount of hydrogen gas that has evolved using the chemical property dialog. questions: In your lab report, include the following information in the Discussion section of...
27) What is the concentration (molarity) of HCI in the final solution when 65 mL of a 9.0 M HCl solution is diluted with pure water to a total volume of 0.15 L? 28) How many milliliters of a 9.0 M H2SO4 solution are needed to make 0. 45 L of a 3.5 M solution? A) 0. 18 mL B) 1.2 mL C) 180 mL D) 1200 mL 29) A student prepared a stock solution by dissolving 15.0 g of...
1. A student prepared a base solution using 7 mL of 6M NaOH diluted with distilled water to a final volume of approximately 400 ml. The student titrated a standardized solution of HCI to determine the exact concentration of the prepared base solution. In the first titration she found that it took 22.47 mL of the base solution to neutralize 20.00 mL of a 0.98861 M HCl solution. In the second titration, she found that it took 20.12 mL of...
A student carries out the titration of H-SOs with NaOH Sbe finds that it takes 19.87 ml, of 0.2091 MNaOH to reach the endpoint using 15.00 mL of HSO4. Use this information to calculate the molarity of the H:SO Show all work! The balanced equation for this reaction appears below: the H SO Hzso,(aq) + 2 NaOH (aq) → Na,so,(aq) + 2H,O(D 7. PV = nRT R-0.082 l atrnl/molk, latin-760 torr, K-°C + 273 Suppose that 5.168 g of hydrogen...
4. A volume of 30.0 mL of 0.10 M NH, (aq) is titrated with 0.20MCThe value of the base-dissociation (aq) constant, K, for HCO2 in water is 1.2 x 1010 at 25°C. a. (1 pt.) Write the ionic equation for the reaction of NH, (aq) with HCL(aq) (1 pt.) What is the volume of base added at the equivalence point? Show work or reasoning. b. (1 pt.) Will the pH of the equivalence point be higher than, lower than or...