Concept explainers
(a)
Interpretation:
The number of copper atoms needs to be calculated.
Concept Introduction:
According to
Here, N is number of atoms and n is number of moles.
The mass of an element is related to number of moles as follows:
Here, m is mass and M is molar mass.
(b)
Interpretation:
The balanced
Concept Introduction:
In a balanced chemical reaction, there are same number of constituent atoms in both sides of the reaction arrow.
(c)
Interpretation:
The type of reaction needs to be determined.
Concept Introduction:
A reaction in which two or more reactants combined to form a new compound (product) is known as combination reaction.
(d)
Interpretation:
The mass of oxygen gas needs to be calculated.
Concept Introduction:
The mass of an element is related to number of moles as follows:
Here, m is mass and M is molar mass.
(e)
Interpretation:
The mass of copper oxide formed from given mass of Cu and oxygen needs to be determined.
Concept Introduction:
The mass of an element is related to number of moles as follows:
Here, m is mass and M is molar mass.
(f)
Interpretation:
The mass of CuO formed if the percent yield of the reaction is 85.0% needs to be determined.
Concept Introduction:
The mass of an element is related to number of moles as follows:
Here, m is mass and M is molar mass.
The percent yield of the reaction is related to actual yield and theoretical yield as follows:
Want to see the full answer?
Check out a sample textbook solutionChapter 10 Solutions
Basic Chemistry, Books a la Carte Edition (5th Edition)
- ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistryChemistryISBN:9781259911156Author:Raymond Chang Dr., Jason Overby ProfessorPublisher:McGraw-Hill EducationPrinciples of Instrumental AnalysisChemistryISBN:9781305577213Author:Douglas A. Skoog, F. James Holler, Stanley R. CrouchPublisher:Cengage Learning
- Organic ChemistryChemistryISBN:9780078021558Author:Janice Gorzynski Smith Dr.Publisher:McGraw-Hill EducationChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningElementary Principles of Chemical Processes, Bind...ChemistryISBN:9781118431221Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. BullardPublisher:WILEY