Author: Luke Blanchard Professor: Dr. D. Tretheway Class: ME 447 Date: 6/4/2015.

Slides:

Advertisements

Similar presentations

Midway Middle School. Produces a new substance *Saliva breaking down food during chewing *Cellular respiration *Burning wood *Rotting banana *Photosynthesis.

Advertisements

OSMOSIS OSMOSIS: The diffusion of water through a selectively permeable membrane SELECTIVELY PERMEABLE: some substances pass like water and others do.

Chemical Reactions SNC2D.

Solubility the maximum amount of a substance that can be dissolved.

OSMOSIS and DIFFUSION.

Membrane Permeability Plasma membranes are semi-permeable – this means that some substances can pass through and others cannot. What is it that determines.

Notes 5.1 Passive Transport Page 97. With your table: 1) Watch this video.video 2) Answer these questions: a) What is this organism? b) What is the organism.

Chemical Compounds in Cells and The Cell in its Environment

Factors Affecting Solubility. Molecular Structure “Like dissolves like” Polar substances dissolve well in polar solvents Non-polar substances dissolve.

Elements & Compounds Notes TEKS: (6.5) Matter and energy. The students knows the differences between elements and compounds Differentiate between elements.

Background: Bangladesh suffers from many poverty-related issues, such as affordable energy. Project Pyramid from the Owen Graduate School of Management.

Understanding Solutions. What is a Solution? A solution is a well-mixed mixture. A solvent dissolves other substances. Example: water A solute is being.

Cell Energy: Photosynthesis & Respiration. How Does a Plant Make It’s Own Food? Plants use carbon dioxide (CO 2 ), water (H 2 O), and sun’s energy to.

Unit B: Matter and Chemical Change Ionic Compounds.

OSMOSIS and DIFFUSION.

TAKS STUDY GUIDE SOLUTIONS IPC 9D Does a chemical reaction take place when one substance dissolves in another? No, dissolving is a physical change because.

Miss Fogg Chromatography Chromatography (from Greek word for chromos for color) is a laboratory technique for the physical separation of a mixture.

Classification of Matter Elements, Mixtures, and Compounds.

Homeostasis Revision lesson 1. What is it? Homeostasis is the maintenance of a constant internal environment – keeping everything at the right levels.

Applications in Forensic Science T. Trimpe 2006

Solubility Goals: You will understand that density, melting point, boiling point, and solubility do not change based on the amount of matter present. Required.

Notes 5.1 Passive Transport Page 97. Standards: CLE Compare different models to explain the movement of materials into and out of the cell.

Chapter 2 Lesson 3 Moving Cellular Materials. Cell Membrane The cell membrane is selectively permeable ◦ It allows certain things into the cell while.

Correct page 13  Go to the class website (westada.org/domain/2368)  Go to the assignments tab and open the assignment “ KEY ”  Correct any wrong answers.

Movement of Substances through a Cell Membrane

Photosynthesis & Respiration. Photosynthesis The process is a chemical reaction.

MATTER MIXTURES.

Properties of Matter Chapter 15. Pure Substances A pure substance, or simply a substance, is a type of matter with a fixed composition. This means it.

Matter Part 2. There are two types of mixtures: homogeneous and heterogeneous. The only similarities between the two, are that both are mixtures of two.

Diffusion and Osmosis Movement of particles and water along concentration gradients.

Saturated Solutions and Solubility. Solubility Solubility: refers to the mass (how much in grams) of solute that can dissolve in a given amount of solvent.

Homeostasis = internal balance Transport = movement of materials Wastes move out of the cell Food and water move into the cell. Cells need to constantly.

Passive Transport across Plasma Membrane

Cell Transport. Diffusion Migration of substances from regions where their concentration is high to regions where their concentration is low. Diffusion.

Bell work 1.Please pick up the study guide from the side table. 2.You will have a test on cell membrane structure and function on Monday. 3.Complete side.

Transport of Materials

Four Ways To Speed Up The Rate Of Dissolving:. 1-Stirring.

Factors affecting solubility& factors affecting rate of reaction

Osmosis/Diffusion Guided Notes.

Transport in and out of cells

Cells Chapter 3.

OSMOSIS and DIFFUSION.

Motivation for studying diffusion in polymers.

Transport in cells.

Cellular Processes.

The Cell Membrane: Diffusion and Osmosis

2. Facilitated Diffusion

Chapter 6: Chemistry in Biology

Applications in Forensic Science

Solubility of Gases.

Applications in Forensic Science

Chapter 2 Section 3 Life Science.

PHOTOSYNTHESIS.

Applications in Forensic Science

Cell Structure 4A - Membranes.

Warm Up Please get out a pencil and grab a note taking sheet from the lab table.

Reactants are the starting substances, on the left side of the arrow.

OSMOSIS and DIFFUSION.

Chemical Reactions SNC2D.

Applications in Forensic Science

Fresh lemonade is a solution of water, lemon juice, and sugar.

OSMOSIS and DIFFUSION.

Passive Cell Transport

Cellular Reproduction

Solubility of Gases.

OSMOSIS and DIFFUSION.

Solubility of Gases.

OSMOSIS and DIFFUSION.

Cellular Processes Diffusion and Osmosis.

Presentation transcript:

Author: Luke Blanchard Professor: Dr. D. Tretheway Class: ME 447 Date: 6/4/2015

Covers the sweetness of the flavoring One of the factors that differentiates soda from juice

The Shelf Life of Soda

Approximate % Loss Bottle Size 2 L0.5 L Creep Water loss Sorption Closure Leakage Subtotal Permeation Total15.0 The numbers shown in the table above were retrieved from “Kodapak PET Thermoplastic Polyester and Shelf Life of Carbonated Beverages” by Eastman Chemical Products.

Permeation The process of: A substance being absorbed into a membrane Diffusing through the membrane Desorbing from the membrane into the solution on the opposite side

Factors Affecting Permeation Temperature The crystal structure of the membrane The pressure difference between the sides of the membrane Thickness of the membrane

The Setup of a Test Performed By M. Profaizer

FEA Models of Experiment

Results of Experiment (Temperature)

Results of Experiment (Varying Temperature)

Results of Experiment (Pressure)

Conclusion: How to Keep Your Pop Fresh

Reference Profaizer, M. “Shelf life of pet bottles estimated via a finite elements method simulation of carbon dioxide and oxygen permeability.” Brazilian Journal of Food Technology (2007): Print.

Questions?