6. Water contains organic color which is to be extracted with alum and lime. Five parts of alum and lime per million parts of water will reduce the color to 25% of the original color and 10 parts will reduce the color to 3.5%. Estimate how much alum and lime as parts per million are required to reduce the color to 0.5% of the original color.

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
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Estimate how much alum and 
lime as parts per million are required to reduce the color to 0.5% of the original color.

6. Water contains organic color which is to be extracted with alum and lime. Five
parts of alum and lime per million parts of water will reduce the color to 25% of the
original color and 10 parts will reduce the color to 3.5%. Estimate how much alum and
lime as parts per million are required to reduce the color to 0.5% of the original color.
a. 16.4
b. 14.8
c. 18.5
d. 15.8
Transcribed Image Text:6. Water contains organic color which is to be extracted with alum and lime. Five parts of alum and lime per million parts of water will reduce the color to 25% of the original color and 10 parts will reduce the color to 3.5%. Estimate how much alum and lime as parts per million are required to reduce the color to 0.5% of the original color. a. 16.4 b. 14.8 c. 18.5 d. 15.8
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