1)What is the concentration of the final diluted solution in mcg/mL?(1 decimal) 2) What volume of the diluted solution is required to prepare 100 mL of a 8 mcg/mL standard solution? (1 decimal)

Q: If your unknown was a 7:3 mixture of dichloromethane and toluene, and you are distilling 50 mL of…

A: Answer :-  Volume at which we would expect the temperature to rapidly increase on the distillation…

Q: For question below the separation scheme, please indicate the compound that b fits in the blank of…

A:

Q: Transfer 3-4 drops or a pinch of the test compound (Acetanilide) to 3 ml of the solvents, 5% NaOH…

A: The objective of this question is solubility of acetanilide is tested in two different solvents, 5%…

Q: Hexanoic acid was added to an immiscible biphasic solvent system, water and CCl4 at 20.0OC and the…

A: Given that : At 20.0OC,  The equilibrium concentration (solubility) of hexanoic acid = 3.66 g/L in…

Q: What is the theoretical solubility of Acetanilide in 5% NaOH? _______ What is the theoretical…

A: Acetanilide is a weakly basic organic compound.

Q: The most appropriate and safe procedure for mixing acid and water is O add water to large amounts of…

A: Mixing of acid and water is an exothermic process. Exothermic process is the one in which heat is…

Q: calculate the number of moles of sodium thiosulphate (vi) needed to react with iodine liberated…

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Q: QUALITATIVE ANALYSIS OF GROUP II CATIONS TO DO: Draw a schematic diagram showing the result in each…

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Q: A phlebotomist was acting as an instructor for a phlebotomy student from the local college and was…

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Q: 0.030 moles of a weak acid, HA, was dissolved in 2.0 L of water to form a solution. At equilibrium,…

A: Solution :      Weak acids don't dissociate completely in an aqueous solution. They are not capable…

Q: Anthracene P(C6H5)3- Xylene at reflux 1.1 equivalent

A: First step reaction is Dieles Alder reaction called [4+2]π cycloaddion reaction between diene and…

Q: To determine the soil distribution coefficient (Kd), 10 g of dry soil is spiked with 100 mg of…

A: The distribution coefficient Kd can be calculated using the expression: Kd=Atrazine present in…

Q: Hexanoic acid was added to an immiscible biphasic solvent sysem, water and CCl4 at 20.0OC and the…

A:

Q: You have a sample of 90 mL cola drink that contains 50 mg of dissolved caffeine. Calculate the total…

A: As stated:90 ml is the initial cola drink volume.50 mg is the starting mass of caffeine in a cola…

Q: In which of the following mixture(s) would CaF2(s) (Ksp = 4.0 x 10-11) form? 30 mL of 0.00020…

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Q: For question below the separation scheme, please indicate the compound that best fits in the blank…

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Q: a. If 10 grams of aspirin were dissolved in 3000 ml of water, what weight of aspirin would be…

A: During extraction, when a solution is shaken with an immiscible solvent, solutes have distributed or…

Q: Explain the role of phenolphthalein in the standardization of NaOH with KHP

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Q: 0.2 mL of 10% sodium azide was added to 1.8 mL of 0.2% of YGM. What is the concentration of azide…

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Q: If five extractions with 100 ml portions of ether extract 90% of a solute from an aqueous solution,…

A: Since you have asked multiple questions, we will answer the first one for you. To get the remaining…

Q: A student prepared 2-butanone (C4H8O) in the lab. To determine the purity of the product, the ketone…

A: Given: Initial volume of 2-butanone taken = 3 mL Volume of NaOH required to titrate the liberated…