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Question has problem, i can't see what is next to that 15% , like 15% of what?
If that part is neglected then below picture gives answer to rest of the problem.
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Calculate the quantities for the following reactions: 1) Determine the amount, in mL, of a 0.751...
Determine the amount, in mL, of a 0.751M solution of Br2 in dichloromethane needed to completely...
Determine the amount, in mL, of a 0.751M solution of Br2 in dichloromethane needed to completely react with 25.0 g of cycloheptene to give 1,2-dibromocycloheptane. assume a 15% excess is needed in order to react completely. how much 1,2-dibromocycloheptane would theoretically be produced?
6. Calculate the following quantities: a) milliliters of 0.75 M HCl required to neutralized completely 25.0 ml of 0...
6. Calculate the following quantities: a) milliliters of 0.75 M HCl required to neutralized completely 25.0 ml of 0.15 M Ba(OH)2 b) if 30.0 ml of 0.75 M HCl solution is needed to neutralize a 45 ml solution of Ca(OH)2, what is the concentration of Ca(OH)2 in the solution?
Calculate the amount of 1.50 M Na2CO3 needed to react completely with 25.0 mL of 0.500...
Calculate the amount of 1.50 M Na2CO3 needed to react completely with 25.0 mL of 0.500 M CaCl2
2. Calculate the mass of KHP needed to react completely with 15 mL of a 0.10 M NaOH solution. Consider the reaction...
2. Calculate the mass of KHP needed to react completely with 15 mL of a 0.10 M NaOH solution. Consider the reaction equation to be as shown below, molar mass of KHP is 204.3g/mol 3. Calculate the molarity of a solution of sodium hydroxide if 23.64 mL of this solution is needed to neutralize 0.5632 g of KHP. 4. It is found that 24.68 mL of 0.1165 M NaOH is needed to titrate 0.2931 g of unknown monoprotic acid to...
Complete the balancing of the chemical equation below and calculate the volume (in mL) of 0.025...
Complete the balancing of the chemical equation below and calculate the volume (in mL) of 0.025 M KMnO_4 solution needed to completely react with 10.0 ml of an advertised 3% by mass H_2O_2 solution (i.e., 3 g H_2O_2/100 g solution) in the presence of excess acid. Assume that the density of the 3% H_2O_2, solution is 1.00 g/mL. ? MnO_4 (aq) + ? H_2O_2 (aq) + 6 H_3O^+ (aq) rightarrow 2 Mn^2+ (aq) + 5 O_2 (g) + 14 H_2O...
PROCEDURE 1. Prepare three 100 mL beakers for this experiment. Use the molecular weights on the bottles to calculate the amount of solid to use. a. *b. Prepare 25 mL of a 10 M NaOH solution (concentr...
PROCEDURE 1. Prepare three 100 mL beakers for this experiment. Use the molecular weights on the bottles to calculate the amount of solid to use. a. *b. Prepare 25 mL of a 10 M NaOH solution (concentrated NaOH solution). Calculate the amount of solid NaOH needed to make. *c. Prepare 50 mL of a 20 mM histidine solution (calculate the amount of solid histidine needed to make it, m.w. 209.6 g/mol). In the fume hood, add 3 drops of concentrated...
6. 48.6 mL of a 0.100 M NaOH solution is needed to react with 20.0 mL...
6. 48.6 mL of a 0.100 M NaOH solution is needed to react with 20.0 mL of an unknown concentration of HCl solution. What is the concentration of the HCl solution? 7. A colorless liquid has a composition of 84.1% carbon and 15.9% hydrogen by mass. Determine the empirical formula. Also, assuming the molar mass of this compound is 114.2 g/mol, determine the molecular formula of this compound. 8. What is the concentration of HCl in the final solution when...
Calculate the volume, in milliliters, for each of the following that provides the given amount of...
Calculate the volume, in milliliters, for each of the following that provides the given amount of solute: a. 12.5 g of Na2CO, from a 0.120 M Na CO, solution b. 0.850 mol of NaNO, from a 0.500 M NaNO, solution c. 30.0 g of LiOH from a 2.70 M LiOH solution Calculate the final concentration of each of the following: a. 2.0 L of a 6.0 M HCl solution is added to water so that the final volume is 6.0...
KOH (concentration = 0.2205 M) is used in a titration to determine the amount of acetic...
KOH (concentration = 0.2205 M) is used in a titration to determine the amount of acetic acid (CH3COOH) in vinegar! 50 mL of vinegar was diluted to 500 mL in a volumetric flask. 25 mL of the diluted vinegar solution was titrated five times with the KOH. The concentration of acetic acid in the DILUTED vinegar sample is 0.2171 M Calculate the concentration of acetic acid in the ORIGINAL vinegar solution Give your answer in g/L MM CH3COOH = 60.05...
1. How many milliliters of 0.112 M Na2CO3 will completely react with 27.2 mL of 0.135...
1. How many milliliters of 0.112 M Na2CO3 will completely react with 27.2 mL of 0.135 M HNO3 according to the reaction 2HNO3(aq) + Na2CO3(aq) → H2O(l) + CO2(g) + 2NaNO3(aq) Part B.) A 25.0-mL sample of HNO3 solution requires 35.7 mL of 0.108 M Na2CO3 to completely react with all of the HNO3 in the solution. What is the concentration of theHNO3 solution? Part C.)Consider the reaction HCl(aq) + NaOH(aq) → NaOH(aq) + H2O(l) How much 0.113 M NaOH...
6. Calculate the following quantities: a) milliliters of 0.75 M HCl required to neutralized completely 25.0 ml of 0.15 M Ba(OH)2 b) if 30.0 ml of 0.75 M HCl solution is needed to neutralize a 45 ml solution of Ca(OH)2, what is the concentration of Ca(OH)2 in the solution?
2. Calculate the mass of KHP needed to react completely with 15 mL of a 0.10 M NaOH solution. Consider the reaction equation to be as shown below, molar mass of KHP is 204.3g/mol 3. Calculate the molarity of a solution of sodium hydroxide if 23.64 mL of this solution is needed to neutralize 0.5632 g of KHP. 4. It is found that 24.68 mL of 0.1165 M NaOH is needed to titrate 0.2931 g of unknown monoprotic acid to...
Complete the balancing of the chemical equation below and calculate the volume (in mL) of 0.025 M KMnO_4 solution needed to completely react with 10.0 ml of an advertised 3% by mass H_2O_2 solution (i.e., 3 g H_2O_2/100 g solution) in the presence of excess acid. Assume that the density of the 3% H_2O_2, solution is 1.00 g/mL. ? MnO_4 (aq) + ? H_2O_2 (aq) + 6 H_3O^+ (aq) rightarrow 2 Mn^2+ (aq) + 5 O_2 (g) + 14 H_2O...
PROCEDURE 1. Prepare three 100 mL beakers for this experiment. Use the molecular weights on the bottles to calculate the amount of solid to use. a. *b. Prepare 25 mL of a 10 M NaOH solution (concentrated NaOH solution). Calculate the amount of solid NaOH needed to make. *c. Prepare 50 mL of a 20 mM histidine solution (calculate the amount of solid histidine needed to make it, m.w. 209.6 g/mol). In the fume hood, add 3 drops of concentrated...
6. 48.6 mL of a 0.100 M NaOH solution is needed to react with 20.0 mL of an unknown concentration of HCl solution. What is the concentration of the HCl solution? 7. A colorless liquid has a composition of 84.1% carbon and 15.9% hydrogen by mass. Determine the empirical formula. Also, assuming the molar mass of this compound is 114.2 g/mol, determine the molecular formula of this compound. 8. What is the concentration of HCl in the final solution when...
Calculate the volume, in milliliters, for each of the following that provides the given amount of solute: a. 12.5 g of Na2CO, from a 0.120 M Na CO, solution b. 0.850 mol of NaNO, from a 0.500 M NaNO, solution c. 30.0 g of LiOH from a 2.70 M LiOH solution Calculate the final concentration of each of the following: a. 2.0 L of a 6.0 M HCl solution is added to water so that the final volume is 6.0...
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