Student Solutions Manual For Masterton/hurley's Chemistry: Principles And Reactions, 8th
8th Edition
ISBN: 9781305095236
Author: Maria Cecilia D. De Mesa, Thomas D. Mcgrath
Publisher: Cengage Learning
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Chapter 3, Problem 81QAP
Consider the following diagram, where atom X is represented by a square and atom Y is represented by a circle.
(a) Write the equation for the reaction represented by the diagram.
(b) If each circle stands for a mole of Y and each square a mole of X, how many moles of X did one start with? How many moles of Y?
(c) Using the same representation described in part (b), how many moles of product are formed? How many moles of X and Y are left unreacted?
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Use the expression below to
⚫ calculate its value and report it to the proper number of significant digits (you may need to
round your answer).
⚫ calculate the % error (or % relative error or % inherent error)
⚫ calculate the absolute error.
(20.54±0.02 × 0.254±0.003) / (3.21±0.05) =
Value:
% Error:
Absolute error: ± |
% (only 1 significant digit)
(only 1 significant digit)
In each case (more ductile, more brittle, more tough or resistant), indicate which parameter has a larger value.
parameter Elastic limit Tensile strength
more ductile
Strain at break Strength Elastic modulus
more fragile
more tough or resistant
None
Chapter 3 Solutions
Student Solutions Manual For Masterton/hurley's Chemistry: Principles And Reactions, 8th
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