Solubility 5 mL of benzoic acid is titrated with 0.01M NaOH at 30.2oC. The titre volume...
Solubility
5 mL of benzoic acid is titrated with 0.01M NaOH at 30.2oC. The titre volume obtained was 16.3 mL. The solubility of benzoic acid is calculated to be 0.0326 M.
Calculate the solubility of benzoic acid in grams per 100 g of H2O at this temperature. Density of water at 30.2oC is 0.9955882 g/cm3
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Solubility
5 mL of benzoic acid is titrated with 0.01M NaOH at
30.2oC. The titre volume...
The solubility of benzoic acid in water is 6.80 g per 100 mL at 100 °C...
The solubility of benzoic acid in water is 6.80 g per 100 mL at 100 °C and 0.34 g per 100 mL at 25 °C. Calculate the minimum volume of water needed to dissolve 1.00 g of benzoic acid at 100 °C. Calculate the maximum theoretical percent recovery from recrystallization of 1.00 g of benzoic acid from 15 mL of water, assuming the solution is filtered at 25 °C. How much benzoic acid can you dissolve in 25 mL of...
A 25.0 mL sample of 0.150 M benzoic acid is titrated with a 0.150 M NaOH...
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Given the solubility of benzoic acid in water is: 0.68 g/100 mL a 100 °C, and...
Given the solubility of benzoic acid in water is: 0.68 g/100 mL @ 100 °C, and 0.34 g/100 mL at 25 °C. Calculate: a) Volume (mL) of water needed to dissolve 100 mg of benzoic acid at 100 °C. b) Weight of benzoic (mg) acid that remain soluble when the solution in part (a) is cooled to 25 °C. c) Recovery % of benzoic acid crystals that can be collected when the solution in part (a) is cooled to 25 °C.
25.00 mL of 0.150M benzoic acid HC7H5O2 was titrated with 0.200 M NaOH. Calculate the pH...
25.00 mL of 0.150M benzoic acid HC7H5O2 was titrated with 0.200 M NaOH. Calculate the pH at the following points. Ka for benzoic acid is 6.3x10-5 a. Before adding any NaOH b. Halfway to equivalence c. After adding 12.2 mL of the NaOH d. At the equivalence point Please answer all the parts!
1.) 20.00 mL of 0.11 M benzoic acid (C6H5COOH, Ka = 6.3x10-5) is titrated with 0.25...
1.) 20.00 mL of 0.11 M benzoic acid (C6H5COOH, Ka = 6.3x10-5) is titrated with 0.25 M NaOH. What volume of base is required to reach the equivalence point in the titration? 2.) Calculate pH at each of the following points in the titration. a) 4.00 mL b) 8.80 mL
1.. A 52.0-mL volume of 0.35 M CH3COOH (Ka=1.8×10−5) is titrated with 0.40 M NaOH. Calculate...
1.. A 52.0-mL volume of 0.35 M CH3COOH (Ka=1.8×10−5) is titrated with 0.40 M NaOH. Calculate the pH after the addition of 29.0 mL of NaOH. 2. A saturated solution of magnesium fluoride, MgF2, was prepared by dissolving solid MgF2 in water. The concentration of Mg2+ ion in the solution was found to be 1.18×10−3 M . Calculate Ksp for MgF2. 3. The value of Ksp for silver carbonate, Ag2CO3, is 8.10×10−12. Calculate the solubility of Ag2CO3 in grams per...
A. For the recrystallization lab, you had 1.0 grams of benzoic acid. What volume of water...
A. For the recrystallization lab, you had 1.0 grams of benzoic acid. What volume of water would it take to dissolve the sample at 100 °C given the solubility data below for benzoic aid in water? You cool the solution of the given volume of water from part a to 0 °C, what mass of benzoic acid remains dissolved in the solution and what mass precipitates out? b. If you then let the solution increase to 25 °C, what mass...
Assume the solubility of benzoic acid in ice-cold water is 1.70 g/L and the solubility of...
Assume the solubility of benzoic acid in ice-cold water is 1.70 g/L and the solubility of benzoic acid in hot water is 68.0 g/L. Calculate the minimum volume of water (in mL) needed to recrystallize 0.800 g of benzoic acid.
The solubility of benzoic acid in water is 0.05 g/100 ml at 0oC and 7.87 g/100...
The solubility of benzoic acid in water is 0.05 g/100 ml at 0oC and 7.87 g/100 ml at 100oC. Answer the following questions if 5.69 grams of benzoic acid were to be heated to boiling in 100 ml of water. What would be the maximum possible percent recovery in a second batch, if the mother liquor was reduced to 44.09 ml, chilled in ice water and vacuumed filtered? Put your answer in 3 significant figures.
dissolve BA add 2 mT cap & shake separate in 2 mL CH2C12 E20 tor 3 min ipet with a weigh 100 g benzoic acid tes...
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A. For the recrystallization lab, you had 1.0 grams of benzoic acid. What volume of water would it take to dissolve the sample at 100 °C given the solubility data below for benzoic aid in water? You cool the solution of the given volume of water from part a to 0 °C, what mass of benzoic acid remains dissolved in the solution and what mass precipitates out? b. If you then let the solution increase to 25 °C, what mass...
Assume the solubility of benzoic acid in ice-cold water is 1.70 g/L and the solubility of benzoic acid in hot water is 68.0 g/L. Calculate the minimum volume of water (in mL) needed to recrystallize 0.800 g of benzoic acid.
dissolve BA add 2 mT cap & shake separate in 2 mL CH2C12 E20 tor 3 min ipet with a weigh 100 g benzoic acid test tube For the above, the initial mass of benzoic acid is 0.100 grams and the recovered mass of benzoic acid in the above liqǐd-liquid extraction was 0.075 grams. For the equilbrium given, benzoic acid in-water benzoic acid in C.CL de--"> A calculated Kd for for the defhned equilibrium and data above is Is your...
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