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: 550. mL of 2.30 M NaOH from 8.20 M NaOH

A: N1V1=N2V2

Q: Copper (II) acetate solution (Solution AI) Prepare 100.0 mL of ~0.1250 M copper (II) acetate…

A: First, we need to calculate the required mass of Cu(CH3COO)2•H2O to prepare the solution. The…

Q: Your rather annoying little brother has been sneezing and scattering suspicious toys all over the…

A: Given : Initial concentration of alcohol = 8.90 M Final concentration of solution = 3.15 M And…

Q: In mixing of chemical solutions, the solution inside the tank is assumed to be well mixed. It means…

A: Given : The solution inside the tank is well mixed.

Q: You make two different aqueous solutions in separate 200 mL beakers. The first solution contains 10…

A: HF is a weak acid. Hence it is very weekly dissociated in water.  HCl is a very strong acid. Hence…

Q: Suppose a student needs to determine the concentration of a NaOH solution. He performed a…

A: First, we need to calculate the number of moles of benzoic acid used in the titration. The number of…

Q: A reaction is made up in the following way: 12 mL of 4.7 M acetone + 19 mL of 1.8 M HCI + 19 mL of…

A:

Q: How many milliliters of 11.0 M HCl(aq)11.0 M HCl(aq) are needed to prepare 275.0 mL275.0 mL of 1.00…

A: The molarity is equivalent to the ratio of the moles of the species to the volume of the solution.

Q: You are going to standardize your sodium hydroxide by titrating with potassium hydrogen phthalate.…

A:

Q: You want to analyze a cider that contains 5.6 g / L of lactic acid. If you have two NaOH solutions,…

A: The molar mass of lactic acid =90.08 g/mol Mass of lactic acid = 5.6 g/L

Q: You perform your first titration using your NaOH with a KHP solution. Your KHP solution is made with…

A:

Q: a) If 42.1 mL of 1.02 M sodium hydroxide, measured using a graduated cylinder, is placed in a beaker…

A: Beaker doesn't exactly measure the volume of any substance. For the measurement of volume one should…

Q: In the first step of this process sodium bromide is dissolved in water. It is mentioned that not all…

A: Given data:  The solubility of NaBr = 0.9432 g/mL Mass of NaBr = 78 g Volume = 75 mL

Q: If the user dissolves exactly 1 g1 g of ketamine in 1/41/4 cup of water, what is the concentration…

A:

Q: When dispensing 50.0 mL of a volumetric solution using a 50 mL capacity burette, why should the…

A: Burets can be used to measure volumes upto 50ml with both precision and accuracy, because they are…

Q: Use the lab introduction to answer the following question. When answering this problem, report the…

A: Volume of beverage powder sample mixture = 3.78 L Volume of sample taken for dilution (V1) = 10 mL…

Q: A chemistry student weighs out 0.162 g of lactic acid (HC,H,o,) into a 250. mL volumetric flask and…

A: Answer :- 20.0 (mL) The volume of NaOH solution needed to reach equivalence point = 20.0 mL…

Q: To standardize a solution of NaOH, .1 0.5531 g of KHP (eq wt = 204.23) was dissolved in 50 mL of…

A: The number of gram equivalents is defined as the ratio of the given mass of a substance to its…

Q: Experiment 5 Determination of the purity of KHP sample. The purity of KHP was determined by first…

A: Number of mols = concentration in M × volume in L Weight = number of mols × molecular weight

Q: Before performing a titration of vinegar itself, you first had to standardize the solution used to…

A: As most base solutions are secondary standardized, so we need to standardise base solutions with a…

Q: determine at what temperature would each of the following solubility levels be observed? Solubility…

A: Answer:- This question is answered by using the simple concept of variation of solubility of the…

Q: a student adds some NaCI to a beaker that contains Cu+ and Cu 2+ and a percipate forms. Based on…

A: The question is based on the concept of solubility product principle.    It that states that when a…

Q: 150 140 130 120 110 100 NaNO 90 80 NOS 70 60 50 NH&C 40 KCI NaC 30 20 KCIOS 10 Ce (SO) 10 20 30 40…

A: From graph ,  at 100 degree Celsius ( on x axis ), solubility (on y axis) of KClO3 is equal to 60 g…

Q: Which concentration unit would be likely to be used for each situation? Making a standard NaOH (aq)…

A: Concentration units which are likely to be used for following given situations:

Q: A 30 mL sample of vinegar is titrated with 39 mL of 0.5 N Sodium Hydroxide. What is the normality of…

A: The measure of gram equivalent of a solute in one litre of solution gives the measure of its…

Q: 25 mL of a 100 mM zinc hydroxide were added to a beaker containing 4 mL of 1M hydrochloric acid…

A: Calculate the number of moles of zinc hydroxide. Number of moles = Concentration (M) × Volume…

Q: - A student performed the titration as in this experiment. He transferred a 2.00 mL sample of the…

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Q: A student did not read the directions to the experiment properly and mixed up where to place the…

A: Explaination given as follows

Q: There are 10 groups in your class. In the formulation of Concentrated Peppermint Water, you are…

A: Given: Volume of final solution = 800 mL. And volume of stock solution taken = 756.9 mL.

Q: 3. 5 mL acetic anhydride is to be added to 2 g salicylic acid. To how many equivalents (acetic…

A:

Q: The effluent water from a industry has the following composition. (1) If the effluent water contains…

A: Answer :- 0.054 M  Molarity = 0.054 M…

Q: A standard solution of 131 ppm Yellow 6 dye was prepared. A 12.6 mL aliquot of the stock Yellow 6…

A:

Q: In Analytical Chemistry, we are conducting an Absorbance Lab using CuSO4 . 5H2O . In the lab we are…

A: The molarity of the solution is already given. So we don't need to calculate the molecular weight.…

Q: Calculating 12.49 mg. KI in 104.5mL of solution

A: Molarity is the ratio of moles of solute to volume of solution in litres.  Molarity=no. of moles of…

Q: How many milliliters of 11.5 M HCl(aq) are needed to prepare 325.0 mL of 1.00 M HCl(aq)? V =

A: As we know ,Moles of solute remains same on dilution but volume of the solution increases.Dilution…