2. Suppose that you have a micropipet which delivers 100 drops per cubic centimeter, and a solution of 5.0% by volume of oil in alcohol. If you had used 10 drops of this solution, how many cubic centimeters of pure oil would be left after evaporation of the alcohol?

2. Suppose that you have a micropipet which delivers 100 drops per cubic centimeter, and a solution of 5.0% by volume of oil in alcohol. If you had used 10 drops of this solution, how many cubic centimeters of pure oil would be left after evaporation of the alcohol?

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter1: Matter And Measurements

Section: Chapter Questions

Problem 71QAP: Consider the following solubility graph. (a) At point A, how many grams of the compound are...

See similar textbooks

Related questions

Q: If the caffeine concentration in a particular brand of soda is 2.87 mg/oz, drinking how many cans of…

Q: Round off your answers in four decimal places. Use whole numbers for the molecular weights. 4. When…

A: Normality is defined as the amount of solute expressed in the number of gram equivalents present per…

Q: The dishwasher broke down. You want to use chlorine bleach solution to sanitize you’re dishes at…

A: To calculate the amount of bleach , we would first calculate the volume of whole sink . Also it is…

Q: Volume occupied by 100 g of the following: Solution: Volume = 83.7 cm^3 Metal Bar: Volume = 9.84…

A: Volume occupied by 100 g of the Solution and metal bar is given Solution: Volume = 83.7 cm^3 Metal…

Q: When you are dispensing stock solution into your graduated cylinder, you find that you have poured…

A: A stock solution is prepared by dissolving the solute into a solvent. The solution is further used…

Q: A group of students were weighing some CaCl2(s) but they forgot to record the mass. They know that…

A: Given Volume of solvent ( water ) = 50 ml Density of water = 1 g/ml Freezing point of pure solvent…

Q: If the caffeine concentration in a particular brand of soda is 2.59 mg/oz, drinking how many cans of…

Q: A solution of 20.91 % by weight H2SO4 has a specific gravity of 1.150. What is the normality of this…

A: The concentration of a substance can be measured in terms of mass by mass percentage. This…

Q: You have a 3.5 M H3PO4 solution available. Complete the following questions about this solution:…

A: The process by which the concentration of a solution is reduced by adding a suitable amount of…

Q: A 2.700x10-2 M solution of glycerol (C3H§O3) in water is at 20.0° C. The sample was created by…

Q: 5. If you have 77g of pure ethanol mixed with 330 g of water, what's the % by mass of the ethanol?…

Q: If the caffeine concentration in a particular brand of soda is 2.39 mg/oz, drinking how many cans of…

A: Mass can be expressed in different units like grams (g) , kilograms (kg) , milligrams (mg) 1 kg =…

Q: the laboratory apparatus that is used to dilute accurately a 100 ml solution

A: In this question we have to find correct apparatus accordingly to the question.

Q: Organic solvent has a density of 1.12g/mL and is insoluble in water. If organic solvent is mixed…

A: To solve this problem we have to use the density of the given organic solvent .

Q: What volume in mL of 0.100 M solution would contain 65 mg of ethanol? Report your answer in standard…

Q: The density of a certain solution is 8.80 lb/gal at 80°F. How many cubic feet will be occupied by…

A: Solution - According to the question - Given - volume=1137.5 gal Formulas - Density = mass/volume…

Q: 3. A solution of 20.91 % by weight H,SO, has a specific gravity of 1.150. What is the normality of…

A: In 20.91 % by weight H2SO4 solution, 20.91 g of H2SO4 in 100 g of solution. The normality of this…

Q: What does simple distillation data from the same mixture would look like? 2. Why does the…

A: As you not specify so I am giving answer of second question collecting the cyclohexene fraction…

Q: Two bottles of salt water were created with 52 grams and 62 grams of NaCl into two different sized…

A: In this question, we want to determine which Bottle ( A or B ) is least salty ( least Concentrated )…

Q: 2. Ethanol is supplied in a 90% solution. You need 355 mL of 75% Ethanol for your experiment. How…

A: stock solution concentration = 90% (v/v) We have to prepare 355 ml of 75% (v/v) ethanol solution…

Q: What is the mass of 1 mL of pure water? How could this information be used to check the accuracy of…

A: Density of a substance is defined as its mass per unit volume.

Q: 7. Calculate the volume of pure isopropanol in the 50 mL you measured, using the %. Recall that a %…

Q: 1. How many milliliters of concentrated hydrochloric acid, 38% (wt/wt), specific gravity 1.19, are…

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

Q: If the caffeine concentration in a particular brand of soda is 3.07 mg/oz, drinking how many cans of…

A: The caffeine concentration in the soda is 3.07 mg/oz. A single can has 12 oz. The amount of caffeine…

Q: Calculate the mass percent of a sucrose solution that is made by mixing 9.57 grams of sucrose into…

Q: 7. When measuring 15ml of a solution, which of the following graduated cylinders will you use and…

Q: The normal specific gravity of urine is between 1.005 and 1.030. If the mass of a urine sample was…

A: The density is calculated by dividing the mass of the substance by volume.…

Q: If you made a solution of 1.5 ppm of Pb in 1.25 mL of nitric acid, from 0.25 mL of a stock solution.…

A: Given information: Concentration of solution (M1) = 1.5 ppm Volume of solution (V1) = 1.25 mL Volume…

Q: The solubility of KCl in water is 34 g per 100 g of water at 20°C. A heated solution containing 85 g…

A: Solubility is defined as the maximum amount of solute dissolve to make a saturated solution in 100g…

Q: If the caffeine concentration in a particular brand of soda is 3.39 mg/oz, drinking how many cans of…

A: 1 gram(g) = 1000 mg. So , 1 mg = 10-3 g. 3.39mg caffeine / 1oz or 3.39 x 10-3 g caffeine / 1oz

Q: 2. From the graph of Density vs. Concentration, created in Graph 1, what was the relationship…

A: According to the question, we are interested to know whether density is directly or indirectly…

Q: If the caffeine concentration in a particular brand of soda is 3.81 mg/oz, drinking how many cans of…

A: Given : concentration of caffeine = 3.81 mg/Oz Lethal dose of caffeine = 10.0 g And volume of…

Q: If the caffeine concentration in a particular brand of soda is 3.91 mg/oz, drinking how many cans of…

A: The caffeine concentration in the soda is 3.91 mg/oz. A single can has 12 oz. The amount of caffeine…

Q: Part B A student placed 12.5 g of glucose (C¢H12O6) in a volumetric flask, added enough water to…

Q: In the laboratory you are asked to make a 0.116 m zinc acetate solution using 315 grams of water.…

A: Molality(m) is defined as the Number of moles of solute present per 1000g of the solvent. m=moles of…

Q: A solution is made using 95.0 g of potassium nitrate in 300. mL of water at 70.0 ℃. If the solution…

A: In general, as per the solubility curve of KNO3, at 70.0°C, KNO3 is completely soluble in water. But…

Q: A chemist dissolves 407. mg of pure barium hydroxide in enough water to make up 50. mL of solutio…

A: Mass of Ba(OH)2 = 407 mg Molar mass of Ba(OH)2 = 171 g/mol Moles = mass/MM = 407/171 = 2.38 mmol…

Q: The "normal" concentration of lead in blood is 0.40 parts per million (meaning, for example, 0.40 g…

Q: A pharmacy technician is asked to prepare an antibiotic IV solution that will contain 500.0 mg of…

A: Interpretation: A pharmacy technician is asked to prepare an antibiotic IV solution that will…

Q: A solution is prepared by dissolving 12.5 g of KBr in 20 mL of water at 60 °C(see Figure 9.3). Is…

A: Solubility of any substance means the mixing of one component into the other component. If the…

Q: What is the mass percent of the methanol?

A: w/w % = (mass of solute / mass of solution) × 100%

Q: A group of students were weighing some CaCl2(s) but they forgot to record the mass. They know that…

Q: How do you solve this? You are assigned the task of separating a desired granular material, with a…

A: The densities of the respective solvents is as follows: Hexane= 655…

Q: ) An aqueous solution of ethyl alcohol is made by transfering 4.72 mL of liquid ethyl alcohol to a…

A: % v/v = (volume of solute / volume of solution)x100

Q: 1. A student prepares a 600.0 mL of 500.0 ppm of glucose solution. What volume of this solution (in…

A: Given, Volume of the solution = 600.0 mL Concentration of glucose solution in ppm = 500.0 ppm…

Q: Calculate the total volume of pure ethanol in just one 23.5 fl. oz. (695 mL) can of American malt…

Q: You are given 250 mL solution and need to adjust the drip rate for a patient. Before you begin you…

Q: What is the concentration, in ppm, if 0.008080 grams of CaCl2 is dissolved in water to a total…

A: As 1 ppm = 1mg/L Hence, we have to find the concentration in units of mg/L

Q: A solution of 20.91 % by weight H2SO4 has a specific gravity of 1.150. What is the normality of this…

A: Normality: Number of gram equivalent or mole equivalent of the solute dissolved in 1000 ml or 1 L…

Question

2. Suppose that you have a micropipet which delivers 100 drops per cubic centimeter, and a solution of
5.0% by volume of oil in alcohol. If you had used 10 drops of this solution, how many cubic centimeters of
pure oil would be left after evaporation of the alcohol?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Consider the following solubility graph. (a) At point A, how many grams of the compound are dissolved in 100 g of water? Is the solution saturated, unsaturated, or supersaturated? (b) At point B, how many grams of the compound are dissolved in 100 g of water? Is the solution saturated, unsaturated, or supersaturated? (c) How would you prepare a saturated solution at 30C?
Potassium sulfate has a solubility of 15 g/ 100 g water at 40C. A solution is prepared by adding 39.0 g of potassium sulfate to 225 g of water, carefully heating the solution, and cooling it to 40C. A homogeneous solution is obtained. Is this solution saturated, unsaturated, or supersaturated? The beaker is shaken, and precipitation occurs. How many grams of potassium sulfate would you expect to crystallize out?
1.87 A solution of ethanol in water has a volume of 54.2 mL and a mass of 49.6 g. what information would you need to look up and how would you determine the percentage of ethanol in this solution?
What is the difference between (a) mass and density? (b) an extensive and an intensive property? (c) a solvent and a solution?
Beakers (a), (b), and (c) are representations of tiny sections (not to scale) of mixtures made from pure benzene and pure water. Select which beaker gives proper representation of the result when the two pure substances are mixed.
Suppose that you are closing a cabin in the north woods for the winter and you do not want the water in the toilet tank to freeze. You know that the temperature might get as low as 30. C, and you want to protect about 4.0 L water in the toilet tank from freezing. Calculate the volume of ethylene glycol (density = 1.113 g/mL; molar mass = 62.1 g/mol) you should add to the 4.0 L water.