Pipet (1.0x10^1) mL of a sample solution into a 250.00 mL volumetric flask and dilute to the mark with distilled water. Then, pipet 2 mL of this diluted solution into a 50.00 mL volumetric flask and dilute to the mark with distilled water. What is the dilution factor of the final solution? (Note: keep one decimal in your answer.)

Q: Complete the table by entering the molarity of B2- for each standard solution. Show an illustrative…

A: Given:

Q: Given information on the amounts that was used in order to create dilution Obtain 15.0 mL of 0.100 M…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: In a lab, you're provided with a stock solution of food dye. This is a solution from which you…

A: Dilution of the stock solution: When we dilute a concentrated solution with pure water, the mole of…

Q: How many grams of NaCl are required to precipitate most of the Ag+ ions from 1.50 × 10² mL of 0.0547…

A: First we need to write a balanced chemical reaction and then we have to find moles of AgNO3 . From…

Q: Table 1. Raw titration data Trial 1 50.00. M L 24.500mL Trial 3 33.000mレ 9,500ML Trial 2 Initial…

A: Stock molarity (M1) = 10.0 M Volume of stock (V1) = 20.000 mL Final volume (V2) = 100.000 mL   The…

Q: You have a method that requires you to make a solution of disodium hydrogen phosphate (Na2HPO4). It…

A:

Q: A student Measured 13.3 ml of a stock caffeine solution with a concentration of 61.8 mg/ml and…

A:

Q: One way in which the useful metal copper is produced is by dissolving the mineral azurite, which…

A: The balanced reaction taking place is given as, => Fe (s) + CuSO4 (aq) -------> Cu (s) + FeSO4…

Q: The vinegar solution you can purchase at the store is about 5% by mass acetic acid. It will be…

A:

Q: A doctor orders that a patient recieve 2.8 X 10^-3 mole of sodium chloride. The only solution…

A: Given: Amount of NaCl patient received = 2.8×10-3 mol Solution available contains 1.00 g per 100 mL…

Q: A lab prepared a solution of sulfuric acid with a volume of 5.0x10-4 m3. The solution is further…

A: Molarity is defined as the number of moles of solute dissolved in 1 L of solution. The unit of…

Q: A student prepares a 0.95 mm aqueous solution of acetic acid (CH3CO₂H). Calculate the fraction of…

A: According to the question, The concentration of the acetic acid = 0.95 mMThe Ka for the acetic acid…

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

A:

Q: What is the volume in mL needed to prepare a 0.4 M NaOH solution using 1.6 g of NaOH? The molar mass…

A:

Q: A technician was analysing some waste water from an industrial plant. He collected 500 mL of the…

A:

Q: You wish to determine the density of two unknown, immiscible liquids, A and B, at room temperature.…

A: Density can be calculated by dividing mass by volume of the liquid. Density=Mass of liquidVolume of…

Q: A chemist must dilute 62.6mL of 2.81M aqueous sodium thiosulfate Na2S2O3 solution until the…

A: Here given, Initial volume (V1) = 62.6 mL Initial strength (S1) = 2.81 M Final volume (V2) = ? Final…

Q: 35 grams of potassium chlorate are dissolved in 100 grams of water. The solution is heated until all…

A: Solubility The amount of solute present in 100 g of solvent is known as solubility. The solubility…

Q: A student weights out 3 samples of KHP to standardize a NaOH solution and added 100 mL to each…

A: KHP is used as primary standard because it is stable, not evaporated and air stable.

Q: Which of the following given statements is true? * Dissolved oxygen in large bodies of water may be…

A:

Q: calculate the mass percent of your solution. show your calculations

A: Mass percent is the physical quantity used to define the concentration of the species Mass percent…

Q: (use SF, units; show all work; answers in box) 1. a: Acetic acid (HC2H3O2) is a weak electrolyte.…

A: (1.)(a). Acetic acid is a weak acid. When the aqueous solution of acetic acid is dissolved in water…

Q: 3 Calculate the volume in milliliters of a 6.74 g/L barium chlorate solution that contains 450. mg…

A:

Q: An aqueous sodium nitrate (NANO3) solution must be created for an experiment. If 50.00 mL of a 0.150…

A:

Q: Mass percent is determined by the calculation 1. (grams solute grams solvent) x 100% 2. (grams…

A: Solution- Mass percent is the physical quantity used to define the concentration of the species Mass…

Q: μmol L A chemist must prepare 125. mL of 31.0 µM aqueous mercury(II) iodide (HgI₂) working solution.…

A:

Q: 1. When you arrive at the lab, 2.0 M H2SO4(aq) and 2.0 M HC2H3O2(aq) will be present. You will need…

A: Since you have posted multiple questions, according to guidelines I am solving first one.If you want…

Q: Sugar is the solute and water is the solvent. The drink mix will be considered negligible and is…

A: Calculate the concentration of sugar in this solution using the volume percent equation.,

Q: A student prepares a 0.28 mM aqueous solution of acetic acid (CH,CO,H). Calculate the fraction of…

A:

Q: Most analytical machines used in science can either measure absorbance of light, like the…

A: Concentration of unknown solution can be determined from the graph of concentration vs. Absorbance.

Q: n the laboratory, a student adds 14.0 g of silver nitrate to a 375 mL volumetric flask and adds…

A: Molarity of a solution can be calculated by dividing the number of moles of solute with the volume…

Q: When answering this problem, report the answer with the appropriate number of significant figures.…

A: Dilution of the stock solution:When we dilute a concentrated solution with pure water, the mole of…

Q: 4.84 mL of a dark blue solution with a dye concentration of 15.72 %m/v is diluted to a total volume…

A: Given: Initial concentration of dye (M1) = 15.72 %m/v Initial volume V1 = 4.84 mL Final volume V2 =…

Q: 5.00 mL of stock solution is diluted to 25.00 mL, producing solution ALPHA. 10.00 mL of solution…

A: Dilution factor refers to the ratio of initial volume of the concentrated solution to the final…

Q: ||| O CHEMICAL REACTIONS Dilution X pouring out some 1.94 S mol L A chemist must prepare 500. mL of…

A: We will solve this question using molarity equation.

Q: AI Review | Constants | Perie Calculate the final concentration of each of the following. Part B You…

A: The answer to the following question is-

Q: A chemist must prepare 875. ml. of 335. M aqueous copper(II) fluoride (Cul) working solution. She'll…

A:

Q: A standard solution was prepared by dissolving 0.2436 g of tin (II) chloride (SnCl2) in distilled…

A: Weight of tin(II) chloride in standard solution= 0.2436 g  Volume of distilled water in standard…

Q: What volume of water must be added to 32.7 mL of sulfuric acid solution in order to reduce its…

A: Given : intitial volume = 32.7 mL    Tip : M1×V1 = M2 × V2