If the experiment started with solid KHP instead of a solution, why would it be acceptable to use a graduated cylinder to measure the water to make the KHP solution when a volumetric flask is used to mix the NaOHsolution?

Q: In the laboratory you dilute 4.25 mL of a concentrated 12.0 M hydrochloric acid solution to a total…

A: Answer: Dilution of a solution is done by gradually adding water in the stock solution. Addition of…

Q: An aqueous solution of acetone is made by transfering 27.6 mL of liquid acetone to a 300 . mL…

A: The volume/volume percentage of acetone in the solution is = 9.20 %

Q: (1) Careless Carlie weighed her KHP sample, but forgot to bring her report sheet along, so she…

A: (1)The relationship between mass, moles and molar mass of a substance is given by,

Q: In a biochemical assay, a chemist needs to add 3.81 g of glucose to a reaction mixture. Calculate…

A: Molar mass of Glucose is 180.2 g/mol. Calculation of no. of mol of Glucose:

Q: If 0.069 mol of salicylic acid was added to 62.92 mL of pentanol, what would be the concentration of…

A: given Moles of salicylic acid = 0.069  mol volume of pentanol = 62.92 ml MW of salicylic acid=…

Q: You add the weighed KHP to a flask containing a 60mL of water rather than 50 mL of water. Explain.…

A: Molarity of NaOH is calculated using standard KHP solution(with known concentration) as follows:…

Q: An approximately 0.1 M NaOH solution is made by adding 4.0 g of solid NaOH to 1000 mL. of water. The…

A: Titration is a common laboratory method of quantitative analysis to determine the concentration of…

Q: You dissolve 9.9 mmol of sodium bicarbonate into a total volume of 4.31 mL. What is the molarity of…

A: Given : moles = 9.9mmol              Volume = 4.31mL  Molarity = moles ÷ volume

Q: A 70 mL sample of brine, a wastewater byproduct of an industrial process containing high…

A: Given Concentration of AgNO3 = 1M Volume of AgNO3 = 111 mL Volume of brine = 70 mL

Q: In a particular CCC test, 8.0 mL of 1.0 M Mg(NO3)2 was added to 8.0 mL of ultrapure water and 4.0 mL…

A:

Q: potassium hydrogen phthalate. (KHC8O4H4, molecular mass 204.22 g mol/L) - Knowing that potassium…

A:

Q: Sodium hydroxide solution was standardized against one gram of potassium phthalate. First trial used…

A: Given , mass of potassium phthalate  = 1g

Q: A Chemistry Student Trainee at a certain University Chemical Laboratory was instructed by the…

A: Given: Normality=0.25 NVolume=40.0 mL To find: Mass of Potassium acid phthalate