The distillation flask is best     completely filled with mixture   as large as available       never less than half empty   about 70% full

Q: Pipets used for transfer of samples of solutions are always rinsed with a small portion of the…

A: The percent error in an experiment is obtained by calculating the ratio of total error divided by…

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: 3. Define "hydrophilic" and "hydrophobic". Using one of the soap molecules formed above, identify…

A:

Q: Solutes have almost no effect on the boiling & freezing points of a solvent.  True  False

A: 1- In this question, we will see the true and false for the given statement.  You can see below,

Q: A chemist mixes 49. g of chloroform with 53. g of acetyl bromide and 29. g of acetone. Calculate the…

A: Given: Mass of chloroform = 49 g Mass of acetyl bromide = 53 g Mass of acetone = 29 g.

Q: A chemist mixes 32. g of benzene with 17. g of acetyl bromide and 34. g of acetone. Calculate the…

A: Mass of benzene in the mixture= 32 gMass acetyl bromide = 17 gMass of acetone = 34 g

Q: Why is it okay to store water in abottle with a normal, nonventing cap?

A:

Q: 5. Calculate the theoretical freezing point depression for each of the solutions in °C. The k, for…

A:

Q: 4B.

A: Since we have 1.4 L solution of a 4.4% glucose  => mass of glucose = volume in mL X % glucose /…

Q: How many ml of pure ethanol must be mixed with 15ml of 30% ethanol solution to yield a solution that…

A: Given,  The amount of ethanol that must be mixed with 15 mL of 30% ethanol to get solution with 75%…

Q: None

A: Given:Mass of water = 56. g                          (2 significant figures)Mass of butanoic acid =…

Q: Draw the most stable resonance form for the intermediate in the following electrophilic substitution…

A: Step 1:Step 2: Step 3: Step 4:

Q: A 50 mL sample of 50 % (m/v) acetic acid solution is added to water to give a final volume 75 mL.…

A: The given is 50% (m/v) acetic acid solution. 100 mL of solution contains 50g of acetic acid. Then 50…

Q: During the dilution process, the amount of solvent remains the same.   Question options:   True…

A: Dilution is the process by which the concentration of solute decreases in the solution by adding…

Q: Grams of solute/100g H₂O 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 KI Na2SO47 0 10…

A: 'Since you have asked question with multiple subparts, we will solve the first-three subpart for…

Q: units in the first column. Tablet identity (brand) Tums Titration Tablet 1 Mass of tablet/sample (g)…

A: Volume of NaOH = final reading - initial reading                             = 48.7 - 30.3…

Q: 4. If the amount of solvent was doubled to 200 grams, the solubility would: increase decrease stay…

A: The question is based on the concept of solubility.  solubility follows a basic principle "like…

Q: Find the molarity. 5.15 mol of LiCl in3.77 L or solution Round to 3 significant figures.

A: Given,  The molarity of 5.15 mol of LiCl in 3.77 L of solution is:

Q: Which of these is NOT a criteria for selecting a good solvent for recrystallization? (A) Solvent…

A: Recrystallization is a process to purify compounds. It is based on the solubility. The principle is…

Q: A vat holds 2.25(10) kg of a 22.0% solution of ethylene glycol and water, How much must be drained…

A:

Q: Weigh out 5g of table salt. Dissolve it in 50mL of distilled water in a container using a stirrer…

A: Given information is as follows: The mass of table salt = 5 g The volume of distilled water = 50 mL…

Q: True or false.  An alloy, such as brass is an example of a solution in the solid state?

A: The homogenous mixture of two or more substant is known as a solution.

Q: Three alcohol solutions with varying concentrations were mixed together. Solution 1 is 160mL of…

A: % of volume of alcohol in mixture  = (total volume of alcohol ÷ total volume of mixture) ×100 %

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.