Answered: Compute for the water activity of a…

Compute for the water activity of a solution containing 100 mL of water and 0.75 g of sodium benzoate. Assume density (ρ) of H20 = 1.1 g/mL (MW H20 =18g/mol; MW NaCl = 144.11g/mol)

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter12: Thermodynamic Processes And Thermochemistry

Section: Chapter Questions

Problem 85AP

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Question

1. Compute for the water activity of a solution containing 100 mL of water and 0.75 g of sodium benzoate. Assume density (ρ) of H20 = 1.1 g/mL (MW H20 =18g/mol; MW NaCl = 144.11g/mol)

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