Calculate the average molarity and standard deviation

Reference no: EM13713683

Question- 1. A student titrates 0.504 g KHP using 15.88 mL NaOH solution. Calculate the molarity of the NaOH solution. Show all work.

2. A student standardrizes a NaOH solution. The molarities corresponding to the three trials performed are 0.1287 M, 0.1288 M, and 0.1285 M.

Calculate the average molarity, standard deviation, and relative standard deviation. Show all work.

Answer showing how to make each solution will get rated

Reference no: EM13713683

Questions Cloud

Define the electrodes are spaced out by 2cm in the lemon : The electrodes are spaced out by 2cm in the lemon to prevent them from touching. Which of the following results would be observed on the volt meter if the two electrodes touched each other inside the lemon

Explain the amino acid glycine has two acidic : The amino acid glycine (H3N+CH2CO2H) has two acidic Hs, one with pKa = 2.34 and the other with pKa=9.60. Draw the structure of the form of glycine that predominates at a pH of 12.

Explain how to synthesize 1-methoxybutane : How to synthesize 1-methoxybutane, what are the reactants and Products? Please illustrate mechanism for reaction

What is the molecular weight of a polymer : What is the molecular weight of a polymer if 3.50g are dissolved in enough water to give 252 mL of the solution and give a osmotic pressure of 28.52 mm Hg at 25 degree C.

Calculate the average molarity and standard deviation : A student standardrizes a NaOH solution. The molarities corresponding to the three trials performed are 0.1287 M, 0.1288 M, and 0.1285 M. Calculate the average molarity, standard deviation, and relative standard deviation

Determine the vapor pressure of a solvent at 55 degree c : Determine the vapor pressure of a solvent at 55 degree C that contains 34.2g NaCl in 375 mL of water. The vapor pressure of pure water 55 degree C is 118.1 torr The van't Hoff factor for NaCl is 1.9

Calculate the amount of antimony in the sample : The quantity of antimony in a sample can be determined by an oxidation-reduction titration with an oxidizing agent. A 6.63-g sample of stibnite, an ore of antimony, is dissolved in hot, concentrated HCl(aq) and passed over a reducing agent so that..

Determine the boiling point of a solution : Determine the boiling point of a solution that contains 78.8g of naphthalene (C10H8, molar mass = 128.16g/mol) dissolved in 722 mL of benzene (d= 0.877g/mL. Pure benzene has a boiling point of 80.1degree C and a boiling point elevation constant of..

Determine the freezing point of a solution : Determine the freezing point of a solution that contains 62.8 g of urea (CH4N2O) dissolved in 275 g of water (Kf = 1.85 degree C/m)

User Account

All Pages