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A sphere if a naphthalene ball having a radius of 10 mm is suspended in a large volume of still air at 318 K and 1 atm absolute pressure. The vapor pressure of naphthalene is 0.56 mm Hg at 318 k and the DAB of naphthalene in air at 318 K is 6.92 x 10-5 m Calculate the rate of evaporation of naphthalene from the surface in kmol/s.

A sphere if a naphthalene ball having a radius of 10 mm is suspended in a large volume of still air at 318 K and 1 atm absolute pressure. The vapor pressure of naphthalene is 0.56 mm Hg at 318 k and the DAB of naphthalene in air at 318 K is 6.92 x 10-5 m Calculate the rate of evaporation of naphthalene from the surface in kmol/s.

Introduction to Chemical Engineering Thermodynamics
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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SHOW THE SOLUTION TO THIS PROBLEM. A sphere if a naphthalene ball having a radius of 10 mm is suspended in a large volume of still air at 318 K and 1 atm absolute pressure. The vapor pressure of naphthalene is 0.56 mm Hg at 318 k and the DAB of naphthalene in air at 318 K is 6.92 x 106 m. Calculate the rate of evaporation of naphthalene from the surface in kmol/s. ANSWER: 3.0678 x 1o-11 kmol
Transcribed Image Text:SHOW THE SOLUTION TO THIS PROBLEM. A sphere if a naphthalene ball having a radius of 10 mm is suspended in a large volume of still air at 318 K and 1 atm absolute pressure. The vapor pressure of naphthalene is 0.56 mm Hg at 318 k and the DAB of naphthalene in air at 318 K is 6.92 x 106 m. Calculate the rate of evaporation of naphthalene from the surface in kmol/s. ANSWER: 3.0678 x 1o-11 kmol
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