A 32.75-g sample of a solid is placed in a flask. Toluene, in which the solid is insoluble, is added to the flask so that the total volume of solid and liquid together is 53.00 mL . The solid and toluene together weigh 58.58 g . The density of toluene at the temperature of the experiment is 0.864 g/mL. Part A What is the density of the solid? p= ID ΑΣΦ Submit Request Answer ? g/mL

A 32.75-g sample of a solid is placed in a flask. Toluene, in which the solid is insoluble, is added to the flask so that the total volume of solid and liquid together is 53.00 mL . The solid and toluene together weigh 58.58 g . The density of toluene at the temperature of the experiment is 0.864 g/mL. Part A What is the density of the solid? p= ID ΑΣΦ Submit Request Answer ? g/mL

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

The solubility of NaCl in water is 35.7 g/100 mL at 25 degrees Celcius. If 100. g of NaCl is added to 200 mL of water at 25 degrees Celsiud, how much NaCl will remain undissolved?
Which is the upper layer when each of the following liquids is added to water? a. heptane (density = 0.684 g/mL) b. olive oil (density = 0.92 g/mL) c. chloroform (density = 1.49 g/mL) d. carbon tetrachloride (density = 1.59 g/mL)
10. A student reacted dilute nitric acid with lead(II) oxide to prepare lead(II) nitrate. The diagram shows the stages in the method used. 1 50 cm³ of dilute nitric acid was measured into a beaker DILUTE NITRIC ACID 3 The mixture was separated 2 Lead(II) oxide was added until all the nitric acid had reacted b. Why is the dilute nitric acid heated? heat a. Complete the boxes to identify the pieces of apparatus. 4 The solution was allowed to cool solution of -lead(II) nitrate
A chemistry student needs 35.0 g of thiophene for an experiment. She has available 1.0 kg of a 22.5% w/w solution of thiophene in carbon tetrachioride. Calculate the mass of solution the student should use. Round your answer to 3 significant digits. Hur aver-
12. A buret is filled with deionized (DI) water and the stopcock is used to adjust the meniscus of the water in the buret to an initial value of 1.06 mL. The stopcock is opened and the DI water is dispensed in a flask. The stopcock is closed and the final buret reading is 15.72 mL. The volume of DI water (mL) in the flask is 14.66 35.34 16.8 14.7
A chemist prepares a solution of barium chlorate BaClO32 by measuring out 10.μmol of barium chlorate into a 150.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in /molL of the chemist's barium chlorate solution. Round your answer to 2 significant digits.
An impure sample contains 1.01 g of impurities and 4.92 g of benzoic acid. The impure sample is dissolved in water, then heated. The solution is then cooled. How many grams of benzoic acid will recrystallize when the solution has cooled? Include the unit and two decimal places in your answer. The solubilities of the impurity and benzoic acid in hot water are found as an item in the Recrystallization Experiment folder. Solubility Data for Report Questions 10 Compound Cold Water solubility Hot Water Solubility Benzoic acid 0.42 g per 100 mL of water 5.79 g per 100 mL of water Impurity 0.61 g per 100 mL of water 4.62 g per 100 mL of water
You are working at a pharmaceutical company and have to use bleach to clean various glassware. The bleach you are using contains 6.8% sodium hypochlorite (NaCIO) by volume. If you use 150 mL of bleach, what is the volume of NaOCl?
Molecular oxygen (O2) can be converted to ozone (O3) in the presence of an electrical spark, according to the equation below: 3 O2 (g) -> 2 O3 (g) Which of the statements below best describes this transformation? This is a phase change. This is a physical change. This is a chemical change.
4. You are trying to determine the volume of your setup according to the procedure in the lab manual. You have determined the following: Mass Standard CaCO3 0.4453 g % CaCO3 Pi Pf Ti Tf 99.6 % 50.5 kPa 129.5 kPa 20.33 °C 21.88 °C What is the volume of the setup in L? The volume is 0.138 L
Based on the master formula, the amount of camphor for a liter preparation is 45 g. How much camphor do you need for a 1.2L preparation? Master Formula: Camphor 45 g Soap 60 g Rosemary oil 10 mLAlcohol 700 mLPurified water, qs ad 1000 mL a 1,500 g b 5.4g c 37.5 g d 54 g
A chemist makes 410. mL of magnesium fluoride (MgF₂) working solution by adding distilled water to 280. mL of a mol 0.00188 stock solution of magnesium fluoride in water. L Calculate the concentration of the chemist's working solution. Round your answer to 3 significant digits. mol L X 5 F 00 18 Ar