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Solutions : ReverseOsmosis (20 Variations) You are given a water sample that contains ammonium chloride (NH4Cl). You determine the concentration of the salt to be 0.500 M and decide to purify the water using reverse osmosis. What is the minimum pressure that must be applied at 30.0oC to force the water through the membrane?
Solutions / Solvents |
Transport Properties
Journal Articles: First 3 results.
Pedagogies:
Kinetics of the Osmotic Hydration of ChickpeasGabriel Pinto and Ali Esin An experiment examining the swelling of chickpeas as they are soaked in water is presented to introduce students to topics such as osmotic flow, mass transfer, diffusion, kinetics of hydration, modeling, and estimation of activation energy. Pinto, Gabriel; Esin, Ali. J. Chem. Educ.2004, 81, 532.
Kinetics |
Water / Water Chemistry |
Food Science |
Transport Properties
Diffusion of Water through a Differentially Permeable MembraneMaria Guadalupe Bertoluzzo, Fabio E. Quattrin, Stella Maris Bertoluzzo, and Ruben Rigatuso Students investigate the process of osmosis through the differentially-permeable membrane formed by copper(II) hexacyanoferrate(II), a colloidal precipitate. Bertoluzzo, Maria Guadalupe; Quattrin, Fabio E.; Bertoluzzo, Stella Maris; Rigatuso, Ruben. J. Chem. Educ.2003, 80, 1032A.
Transport Properties |
Mechanisms of Reactions
Osmosis and diffusion (Chandler, James)Pryde, Lucy T.; Powers, George B. Two comprehensive reviews of a software program that illustrates experimental simulation covering concepts of diffusion, osmosis, random motion, and the properties of cell plasma membranes. Pryde, Lucy T.; Powers, George B. J. Chem. Educ.1988, 65, A22.
Plants-ACS Science for KidsAmerican Chemical Society ACS Science for Kids activities exploring the properties and chemistry of plants.
Plant Chemistry |
Natural Products |
Photosynthesis |
Transport Properties
GraphingAmerican Chemical Society ACS Science for Kids activities explore the aspects of recording scientific data and presenting that data in useful graphs.