1. The heat capacity (Cp) of a fluid is given as function of temperature by the following equation: pland Derive an equation that gives the heat capacity in Cp = = 6.0+ 0.3 T(°C) Btu lbm.°F in terms of T (°F) "see example 3.5-3"
1. The heat capacity (Cp) of a fluid is given as function of temperature by the following equation: pland Derive an equation that gives the heat capacity in Cp = = 6.0+ 0.3 T(°C) Btu lbm.°F in terms of T (°F) "see example 3.5-3"
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:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Transcribed Image Text:1. The heat capacity (Cp) of a fluid is given as function of temperature by the following equation:
Cp
= 6.0+ 0.3 T(°C)
Derive an equation that gives the heat capacity in
Btu
in terms of T (°F) "see example 3.5-3"
-lbm. °FJ
2. The feed to an ammonia synthesis reactor contains 25 mol % Nitrogen and the balance is Hydrogen. If the
mass flow rate of the feed to the reactor is 3400 lbm/h. Calculate the mole flow rate of nitrogen and
hydrogen into the reactor in lbmol/h
3. A container has a 20 liters solution of 20 mol% NaOH (MW NaOH =40), 80 mol % H₂O (MWH20=18). If the
specific gravity of the solution is 1.4, calculate:
a. The Molarity of NaOH in the solution.
b.
The mass fraction of water in the solution.
c. The volume of water (in Liters) needed to dilute the 20 L of this solution to 15 mol %.
4. An aqueous solution of 49 wt% phosphoric acid (H3PO4) has a specific gravity of 1.4 is flowing in a pipe of
10 cm diameter at a volumetric flow rate of 50 liter/min. (MWH3PO4 = 98, MWwater = 18) Calculate:
a. The average molecular weight of the solution.
b. The mass flow rate of the solution in kg/min.
c. The velocity of the solution in m/min.
d. The molarity of phosphoric acid in this solution.
e. The volume of this solution (in Liters) that contains 30 kg of phosphoric acid
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