Concept explainers
(a)
Interpretation:
The number of molecules present in 2.00 mol of butane
Concept Introduction:
The total number of molecules is determined by the multiplication of the total number of moles with the number of a molecule present in a mole.
This relation is given as-
Answer to Problem 5.83P
The number of molecules present in 2.0 mol of butane is
Explanation of Solution
The number of atoms or molecules present in a mole =
The following steps will be used to calculate the number of atoms present in each number of moles
The conversion factor is to be chosen to cancel out the mol unit.
Solve the problem:
The number of molecules present in 2.0 mol of butane is
(b)
Interpretation:
The number of molecules present in 0.250mol of butane
Concept Introduction:
The total number of molecules is determined by the multiplication of the total number of moles with the number of a molecule present in a mole.
This relation is given as-
Answer to Problem 5.83P
The number of molecules present in 0.250mol of butane is
Explanation of Solution
The number of atoms or molecules present in a mole =
The conversion factor is to be chosen to cancel out the mol unit.
Solve the problem −
The number of molecules present in 0.250 mol of butane is
(c)
Interpretation:
The number of molecules present in 26.5 mol of butane
Concept Introduction:
The total number of molecules is determined by the multiplication of the total number of moles with the number of a molecule present in a mole.
This relation is given as-
Answer to Problem 5.83P
The number of molecules present in 26.5 mol of butane is
Explanation of Solution
The conversion factor is to be chosen to cancel out the mol unit.
Solve the problem −
The number of molecules present in 26.5 mol of butane is
(d)
Interpretation:
The number of molecules present in 222 mol of butane
Concept Introduction:
The total number of molecules is determined by the multiplication of the total number of moles with the number of a molecule present in a mole.
This relation is given as-
Answer to Problem 5.83P
The number of molecules present in 222 mol of butane is
Explanation of Solution
The number of atoms or molecules present in a mole =
The conversion factor is to be chosen to cancel out the mol unit.
Solve the problem −
The number of molecules present in 222 mol of butane is
(d)
Interpretation:
The number of molecules present in
Concept Introduction:
The total number of molecules is determined by the multiplication of the total number of moles with the number of a molecule present in a mole.
This relation is given as-
Answer to Problem 5.83P
The number of molecules present in
Explanation of Solution
The number of atoms or molecules present in a mole =
The conversion factor is to be chosen to cancel out the mol unit.
Solve the problem −
The number of molecules present in
Want to see more full solutions like this?
Chapter 5 Solutions
ALEKS 360 ACCESS CARD F/GEN. ORG.CHEM
- The structure of one of the bases in DNA, adenine, is shown here. Which represents the greater mass: 40.0 g of adenine or 3.0 1023 molecules of the compound?arrow_forwardHow much, in grams, does each of the following quantities of matter weigh? a. 3.00 moles of P atoms b. 2.00 moles of SO2 molecules c. 5.00 moles of Cl atoms d. 5.00 moles of Cl2 moleculesarrow_forwardThe active ingredient in Pepto-Bismo® (an over- the-counter remedy for an upset stomach) is bismuth sub-salicylate, C7H5BiO4. Analysis of a 1.7500-g sample of Pepto-Bismol yields 346 mg of bismuth. What percent by mass is bismuth subsalicylate in the sample? (Assume that there are no other bismuth-containing compounds in Pepto-Bismol.)arrow_forward
- Freon- 12 (CCI2F2) is used as a refrigerant in air conditioners and as a propellant in aerosol cans. Calculate the number of molecules of Freon-12 in 5.56 mg of Freon-12. What is the mass of chlorine in 5.56 mg of Freon-12?arrow_forwardAllicin is responsible for the distinctive taste and odor of garlic. Its simple formula is C6H10O2S. How many grams of sulfur can be obtained from 25.0 g of allicin?arrow_forwardWhat mass is represented by 0.0255 mol of each of the following compounds? (a) C3H7OH, 2-propanol, rubbing alcohol (b) C11H16O2, an antioxidant in foods, also known as BHA (butylated hydroxyanisole) (c) C9H8O4, aspirin (d) (CH3) 2CO, acetone, an important industrial solventarrow_forward
- 3.96 Methyl cyanoacrylate is the chemical name for the substance sold as Super Glue, and it has the chemical formula C5H5NO2. Calculate the number of molecules of this substance in a 1.0-ounce tube of Super Glue, assuming that the glue is 80% methyl cyanoacrylate by mass.arrow_forwardWhat amount (moles) is represented by each of these samples? a. 20.0 mg caffeine, C8H10N4O2 b. 2.72 1021 molecules of ethanol, C2H5OH c. 1.50 g of dry ice, CO2arrow_forward
- General, Organic, and Biological ChemistryChemistryISBN:9781285853918Author:H. Stephen StokerPublisher:Cengage LearningChemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage LearningChemistry for Engineering StudentsChemistryISBN:9781337398909Author:Lawrence S. Brown, Tom HolmePublisher:Cengage Learning
- Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage LearningChemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning