1. Explain what effect each of the following mistakes would have on the success of distillation a) You forgot to add boiling chips b) Your thermometer was positioned too low in the distilling adapter. c) The distilling flask is more than two thirds full

Q: A substance has a solubility of 12.5 g per 100 mL of solvent at 100°C and 2.45 g per 100 mL solvent…

A: Given, At 100°C Solubility of of substance is 12.5 g per 100 mL of solvent At 10°C Solubility of of…

Q: 1. Kerosene in water 2. Iron fillings and wood shavings 3. Water and alcohol 4. Salt solution 5.…

A:

Q: Graphically find the concentration in ppm and then calculate in mol/L of Soda #1 and Soda #2?

A: Caffeine Std (ppm) Absorbance (270 nm) 1 0.179 2 0.39 3 0.673 4 0.787     Soda #1 0.233…

Q: 1. What boiling point of the following mixture of compounds. Then, which would boil first? And…

A: Boiling point is the process in which the heat energy is required to vaporize the liquid substance.…

Q: What is the difference in how a simple distillation is performed compared to how a fractional…

A: Distillation method is used to separate the liquid-liquid mixture, the liquid with lower boiling…

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

A: Given:

Q: IF YOU WANT A PURE SUBSTANCE SEPARATED FROM IMPURITIES, WHICH SETUP WOULD YOU USE Heat LIQUD COLB…

A: Fractional distillation is the type of distillation process where the separation of miscible liquids…

Q: A 100 mL solution was prepared by dissolving 10.00 g of Cas04 (MW= 136. 14 g/mol) in water. The…

A: Colligative properties are those properties which depend upon the number of solute particles.…

Q: Determine whether each phrase is true or false 1. More potassium bromide can dissolve in distilled…

A: We have asked whether the following statement is true or false. The statement is "More potassium…

Q: When do we use simple distillation and when do we use fractional distillation?

A: Given question is : When do we use simple distillation and when do we use fractional distillation =…

Q: w Lewis structures

A:

Q: Clearly explain how you could use the displacement method to determine the density of an irregular…

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Q: 5. Why is decantation rather than filtration the preferred method of separating the salt from the…

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Q: , then you can help me on question 1.

A: Molarity of KMnO4 solution is 0.1M. Trial-1:  Initial burette level = 0.45 mL Final burette level=…

Q: a) If glucose was added into water, what would most likely happen to the solvent’s boiling point?…

A: A question based on colligative property, which is to be accomplished.

Q: if 750 ml of whiskey has a 40% Alcohol by volume 109 ml serving of ice cream has 4.9% Alcohol by…

A: Given the alcohol percentage in whiskey = 40 % v/v Volume of ice-cream required = 1 L or 1000 mL

Q: b) How can you determine chloride content in a waste water sample?

A: Chloride content in waste water can be determined by Mohr's method.

Q: Two white crystalline samples were left on the bench after an experiment. To help identify | them,…

A:

Q: Draw and label the set up for a fractional distillation (upload your image as your answer) - you may…

A: In fractional distillation, it involves different fractionating columns.  Fractionating columns us…

Q: In a fractional distillation experiment, what do you think would be the result if you had distilled…

A: The fractional distillation is the method for separating the miscible liquids. It works on the…

Q: A pure crystalline "compound A" has a melting point 105-107 °C. If this compound i mixed with a…

A: Melting point is the temperature at which  solid changes its state to liquid at atmospheric pressure…

Q: Calculated Values/Values from the Graph 0.1987985 e Calculated absorbance A, for [HIn] = [In] %3D K…

A: The concentration of H3O+ can be calculated by using the Henderson's equation which can be…

Q: Guide Questions: 1. What happens to salt solution after the water evaporated ? 2. What was left in…

A: 1) When heated a salt solution, water evaporated and the salt remains in the pan as residue.   2)…

Q: Write few applications of fractional distillation

A: Fractional distillation is a type of distillation which involves the separation of miscible liquids.…

Q: Why is it dangerous to heat a compound in a distilling assembly that is closed tightly at every…

A: To explain why is it dangerous to heat a compound in a distilling assembly that is closed tightly…

Q: 7. Graduated cylinders can be used if an experiment calls for specific volumes but without the level…

A: All graduated glassware can be read with one uncertain digit, i.e. the uncertainty if +/- 0.1 is the…

Q: Part C: Determination of the alcohol content of unknown liquor Stretien Volume (mL) Sample ТИШТИНА…

A: The objective of this question is to determine the alcohol content of an unknown liquor sample using…

Q: A powder batch requires mixing 150 mg of oxazepam powder, 2 gr of dye, and enough lactose to make…

A:

Q: What characteristics does a mixture need to have so that it could be separated by: A) Distillation,…

A: The separation of mixure on the basis of their physical and chemical properties.

Q: 12. Fill in the answers for the following solutions. 12a. (To make 100mL of 100mM MgCl2, I would add…

A: Given the question about preparation of 100 mL of 100 mM MgCl2 solution.   We know that,  1 mM =…

Q: two solvents A (d=0.859 g/mL) and B (d = 1.290 g/mL) are immiscible. When 12.0 mL of solution A is…

A: Density=1.0314g/ml

Q: A group was given the responsibility of performing a recrystallization experiment in their…

A: Solution- Data given- compounds A and B. Solubility in g/100 mL solvent.

Q: How many moles of NaOH are contained in 660.0 mL of 0.235 M NaOH solution. Use 3 significant…

A: Given : Concentration of NaOH = 0.235 M And volume of NaOH solution = 660.0 mL

Q: Meisha mixes 100.0 g of potassium bromide with 100.0 mL of water at 20 degrees Celsius. Is this an…

A: Meisha mixes 100.0 g of potassium bromide with 100.0 mL of water at 20 degrees Celsius.  We have to…

Q: Refill the burette with the standardized 0.5 M NaOH solution provided. Record the initial volume of…

A: Moles of NaOH required = Moles of vinegar (acetic acid) neutralized

Q: 1) Determine the moles of KMnO4 required for each trial. 41.43 mL 0.45 mL = 40.98 mL of KMnO4 moles…

A: Given that, Molarity of KMnO4 solution is 0.1 M. For trial 1: Initial burette reading = 0.45 mL…

Q: Molar mass NaOH 40.00 mol density NaUH 1.08 ml Q2. Lisa is given a container which only contains…

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Q: A solute, having a mass of 4.5 lbₘ and density of 1.5 g/cm³ at room temperature is mixed with a…

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Q: An impure sample contains 0.74 g of impurities and 4.55 g of benzoic acid. The sample is dissolved…

A: Mass of impurity         = 0.74g Mass of benzoic acid = 4.55g Total mass of sample = 0.74+4.55 =…

Q: Indicate the most convenient type of distillation to distill each of the following and provide an…

A: A liquid that cannot be distilled of atmospheric pressure is distilled by vacuum distillation.…

Q: This question is about solubility of liquids in liquids. Please help me answer it In two separate…

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Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.