Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN: 9781259696527
Author: J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher: McGraw-Hill Education
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Answer question 5
Transcribed Image Text:Practice Problems
1. Express a pressure of 2.00 x 105 Pa in terms of (i) mm Hg
and (ii) lbfi/in² (lbfi/square in)
2. Calculate the weight in lbf of a 25.0-lbm object
3. A mixture is 10.0 mole % methyl alcohol. 75.0 mole %
methyl acetate (C³H6O₂), and 15.0 mole % acetic acid. (i)
Calculate the mass fraction of each compound, (ii)
Calculate the average molar mass (average molecular
weight) of the mixture
4. Given that the molar mass of sulfuric acid is 98.08 g/mol,
calculate the molarity of 98% sulfuric acid by mass
concentrated acid solution with specific gravity of SG =
1.84
5. For the general balance equation under what conditions
will the balance take the simple form "input = output" for
volume or volumetric flow. Give examples.
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