Chemistry
3rd Edition
ISBN: 9781111779740
Author: REGER
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 1, Problem 1.96QE
Interpretation Introduction
Interpretation:
Using the picture in the question statement as source of data, the density of the material has to be calculated. The density has to be expressed to the correct number of significant figures.
Concept Introduction:
Density:
It is the ratio of mass and volume.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
A chemistry student needs 25.0 mL of ethanolamine for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the student discovers that the density of ethanolamine is 1.02 g*cm^-3. Calculate the mass of ethanolamine the student should weigh out.
Be sure your answer has the correct number of significant digits.
A. Measurement of the density of water.Weigh a small beaker (degree of precision?). Place about 25 mL of water in a 50 mL graduated cylinder and record its volume (degree of precision?). Pour the water into the beaker and weigh the beaker and water together. From these data, calculate the density of the water, giving your answer with the proper number of significant figures.Volume of water in cylinder 23.5 mLMass of empty beaker 75.360 gMass of beaker with water 99.030 gMass of water in beaker ______gDensity of water ________g/mL
A student wants to determine the density of a metal object. They weigh it and find that its mass is 83.8 grams. They then place it in a graduated cylinder containing 20.0 mL of water, and observe that the water rises to a level of 23 mL. What is the density of the object in g/mL?
Chapter 1 Solutions
Chemistry
Ch. 1 - Define science in your own words. List three...Ch. 1 - Compare the uses of the words theory and...Ch. 1 - Explain how the coach of an athletic team might...Ch. 1 - Some scientists think the extinction of the...Ch. 1 - Prob. 1.6QECh. 1 - Define matter, mass, and weight.Ch. 1 - Matter occupies space and has mass. Are the...Ch. 1 - Give three examples of homogeneous and...Ch. 1 - Do you think it is easier to separate a...Ch. 1 - A solution made by dissolving sugar in water is...
Ch. 1 - Is the light from an electric bulb an intensive or...Ch. 1 - Are all alloys homogeneous solutions? Explain your...Ch. 1 - Prob. 1.14QECh. 1 - Prob. 1.16QECh. 1 - Describe a computation in which your calculator...Ch. 1 - Draw a block diagram (see Example 1.8) that...Ch. 1 - Prob. 1.19QECh. 1 - If you repeat the same measurement many times,...Ch. 1 - Prob. 1.21QECh. 1 - Prob. 1.23QECh. 1 - Prob. 1.24QECh. 1 - Each of the following parts contains an underlined...Ch. 1 - Prob. 1.26QECh. 1 - Classify each of the following processes as a...Ch. 1 - Classify each of the following processes as a...Ch. 1 - Prob. 1.29QECh. 1 - Prob. 1.30QECh. 1 - Prob. 1.31QECh. 1 - Prob. 1.32QECh. 1 - Prob. 1.33QECh. 1 - In the following description of the element iron,...Ch. 1 - Prob. 1.35QECh. 1 - In the following description of the element...Ch. 1 - Classify each of the following as an element, a...Ch. 1 - Classify each of the following as an element, a...Ch. 1 - Prob. 1.39QECh. 1 - Classify each of the following as an element, a...Ch. 1 - Prob. 1.41QECh. 1 - Prob. 1.42QECh. 1 - A samples true mass is 2.54 g. For each set of...Ch. 1 - A measurements true value is 17.3 g. For each set...Ch. 1 - How many significant figures are in each value?...Ch. 1 - How many significant figures are there in each of...Ch. 1 - How many significant figures are in each...Ch. 1 - How many significant figures are in each...Ch. 1 - Express the measurements to the requested number...Ch. 1 - Prob. 1.50QECh. 1 - Prob. 1.51QECh. 1 - Prob. 1.52QECh. 1 - Prob. 1.53QECh. 1 - Prob. 1.54QECh. 1 -
Perform the indicated calculations, and express...Ch. 1 - Prob. 1.56QECh. 1 - Prob. 1.57QECh. 1 - Prob. 1.58QECh. 1 - Calculate the result of the following equation,...Ch. 1 - Calculate the result of the following equation,...Ch. 1 - Prob. 1.61QECh. 1 - What base SI unit is used to express each of the...Ch. 1 - Prob. 1.63QECh. 1 - Write two conversion factors between grams (g) and...Ch. 1 - Prob. 1.65QECh. 1 - Prob. 1.66QECh. 1 - Prob. 1.67QECh. 1 - Prob. 1.68QECh. 1 - The speed of sound in air at sea level is 340 m/s....Ch. 1 -
The area of the 48 contiguous states is 3.02 ×...Ch. 1 - Prob. 1.71QECh. 1 - Prob. 1.72QECh. 1 - Prob. 1.73QECh. 1 - Prob. 1.74QECh. 1 - Prob. 1.75QECh. 1 - Prob. 1.76QECh. 1 - Wine is sold in 750-mL bottles. How many quarts of...Ch. 1 - The speed limit on limited-access roads in Canada...Ch. 1 - Prob. 1.79QECh. 1 - Many soft drinks are sold in 2.00-L containers....Ch. 1 - (a) Helium has the lowest boiling point of any...Ch. 1 - (a) The boiling point of octane is 126 C. What is...Ch. 1 - The melting point of sodium chloride, table salt,...Ch. 1 - Prob. 1.86QECh. 1 - The density of benzene at 25.0 C is 0.879 g/cm3....Ch. 1 - Ethyl acetate, one of the compounds in nail polish...Ch. 1 - Lead has a density of 11.4 g/cm3. What is the...Ch. 1 - Prob. 1.90QECh. 1 - An irregularly shaped piece of metal with a mass...Ch. 1 - A solid with an irregular shape and a mass of...Ch. 1 - How many square meters will 4.0 L (about 1 gal) of...Ch. 1 - Prob. 1.94QECh. 1 - Prob. 1.95QECh. 1 - Prob. 1.96QECh. 1 - Gold leaf, which is used for many decorative...Ch. 1 - Prob. 1.98QECh. 1 - Prob. 1.99QECh. 1 - Prob. 1.101QECh. 1 - Prob. 1.102QECh. 1 - Prob. 1.103QECh. 1 - Prob. 1.104QECh. 1 - The main weapon on a military tank is a cannon...Ch. 1 - Prob. 1.106QE
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- The beakers shown below have different precisions. a. Label the amount of water in each of the three beakers to the correct number of significant figures. b. Is it possible for each of the three beakers to contain the exact same amount of water? If no, why not? If yes, did you report the volumes as the same in part a? Explain. c. Suppose you pour the water from these three beakers into one container. What should be the volume in the container reported to the correct number of significant figures?arrow_forwardObtain the difference in volume between two spheres, one of radius 5.61 cm, the other of radius 5.85 cm. The volume V of a sphere is (4/3) r3, where r is the radius. Give the result to the correct number of significant figures.arrow_forwardFor these questions, be sure to apply the rules for significant figures. a You are conducting an experiment where you need the volume of a box; you take the length, height, and width measurements and then multiply the values together to find the volume. You report the volume of the box as 0.310 m1. If two of your measurements were 0.7120 m and 0.52145 m, what was the other measurement? b If you were to add the two measurements from the first part of the problem to a third length measurement with the reported result of 1.509 m, what was the value of the third measurement?arrow_forward
- A sample of vermilion-colored mineral was weighed in air, then weighed again while suspended in water. An object is buoyed up by the mass of the fluid displaced by the object. In air, the mineral weighed 18.49 g; in water, it weighed 16.21 g. The densities of air and water are 1.205 g/L and 0.9982 g/cm3, respectively. What is the density of the mineral?arrow_forwardWhat is the difference in surface area between two circles, one of radius 7.98 cm, the other of radius 8.50 cm? The surface area of a circle of radius r is r2. Obtain the result to the correct number of significant figures.arrow_forwardA basketball game at the University of Connecticut's Gampel Pavilion attracted 10,000 people. The building's in-terior floor space has an area of 1.71105 ft2. Tickets to the game sold for $22.00. Senior citizens were given a 20% discount. How many significant figures are there in each quantity? (Your answer may include the words ambiguous and exact.)arrow_forward
- A spherical tank has a radius of 175.0 in. Calculate the volume of the tank in cubic inches; then convert this to Imperial gallons. The volume of a sphere is (4/3) r3, where r is the radius. One Imperial gallon equals 277.4 in3.arrow_forwardBromine is a red-brown liquid with a density of 3.10 g/mL. A sample of bromine weighing 88.5 g occupies what volume?arrow_forwardThe width, length, and height of a small box are 15.5, 27.3, and 5.4 cm, respectively. Calculate the volume of the box,using the correct number of significant figures in your answer.arrow_forward
- A.Measurement of the density of water.Weigh a small beaker (degree of precision?). Place about 25 mL of water in a 50 mL graduated cylinder and record its volume (degree of precision?). Pour the water into the beaker and weigh the beaker and water together. From these data, calculate the density of the water, giving your answer with the proper number of significant figures.Volume of water in cylinder23.5 mLMass of empty beaker75.360 gMass of beaker with water 99.030 gMass of water in beaker ______gDensity of water g/mLarrow_forwardA bar of gold with a mass of 2060.5 g has the following dimensions: 7.30 cm by 3.25 cm by 4.50 cm. Use this information to calculate the density of gold in g/mL. (Note: 1 cm3 = 1 mL) ans: 19.299g/ml To determine the density of sand, you put a graduated cylinder on an electronic scale and zero it. Then, you pour 7.50 mL of sand into the graduated cylinder. The scale reads 9.800 g. What is the density of the sand? 1.307g/ml Assume the volume of the statue in the movie is 1.000 L. Use the density of gold to calculate the mass (in kg) of the statue. 19.299kg In the movie Raiders of the Lost Ark (1981), Indiana Jones replaces the golden statue with a bag of sand. Dr. Jones had to do some quick mental calculations to avoid springing a trap. As you complete this activity (using dimensional analysis and showing all work) you will decide if what you saw paralleled reality. Watch the scene on YouTube, at https://www.youtube.com/watch?v=0gU35Tgtlmg 1. Convert the mass of the statue into…arrow_forwardYou want to determine the density of an unknown salt. To accomplish this, you submerge 18.0354 grams of the salt in hexane, a liquid that the salt will not dissolve in. The initial volume of the liquid was 21.45 mL. The volume of the liquid and salt was 29.92 mL. To the correct number of significant figures, what is the density of the salt in g/mL?arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
- Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningChemistry for Today: General, Organic, and Bioche...ChemistryISBN:9781305960060Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. HansenPublisher:Cengage LearningGeneral Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage Learning
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
Chemistry for Today: General, Organic, and Bioche...
Chemistry
ISBN:9781305960060
Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Publisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Measurement and Significant Figures; Author: Professor Dave Explains;https://www.youtube.com/watch?v=Gn97hpEkTiM;License: Standard YouTube License, CC-BY
Trigonometry: Radians & Degrees (Section 3.2); Author: Math TV with Professor V;https://www.youtube.com/watch?v=U5a9e1J_V1Y;License: Standard YouTube License, CC-BY