'Polar molecules' presentation slideshows

Liquids and solids

1.23k views • 90 slides

Intermolecular Forces, Liquids and Solids

Intermolecular Forces, Liquids and Solids. CHAPTER 11 CHEM 160. A Molecular Comparison of Liquids and Solids. Physical properties of substances understood in terms of kinetic molecular theory: Gases are highly compressible, assumes shape and volume of container:

1.26k views • 82 slides

Cell Membranes: Osmosis and Diffusion

Cell Membranes: Osmosis and Diffusion. Membrane Functions . 1. Protect cell 2. Guard incoming and outgoing substances 3. Maintain ion concentrations of various substances Selectively permeable Allows some molecules in Others are kept out. Phospholipid Bilayer. Fluid Mosaic Model.

1.66k views • 78 slides

Intermolecular Forces of Attraction

Intermolecular Forces of Attraction. Attractive forces that cause atoms or molecules to stick together. Mixtures. Elements or compounds blended together but not chemically combined. Mixtures. Can be solid, liquid, or gaseous mixtures Solid mixture examples:

1.54k views • 54 slides

Membrane Structure and Function

Membrane Structure and Function. Chapter 8. Plasma membrane of cell selectively permeable ( allows some substances to cross more easily than others) Made mostly of proteins and lipids (phospholipids). Phospholipids and proteins create unique physical environment (fluid mosaic model).

853 views • 52 slides

Characteristics of Soft Matter

In the previous lecture:. Characteristics of Soft Matter. (1) Length scales between atomic and macroscopic (sometimes called mesoscopic) (2) The importance of thermal fluctuations and Brownian motion

823 views • 48 slides

Solutions

Solutions. Solution. A solution is a homogeneous mixture in which one substance is dissolved in another substance. Components of a solution. Two parts of a solution: the substance being dissolved (solute) and the substance doing the dissolving (solvent). Aqueous solution.

686 views • 44 slides

Chemistry-140 Lecture 33

Chemistry-140 Lecture 33. Chapter 13: Intermolecular Forces: Liquids & Solids. Chapter Highlights phases of matter & kinetic molecular theory intermolecular forces metallic & ionic solids molecular & network solids

713 views • 41 slides

Biology Lab (1005L)

Biology Lab (1005L). Wolfson Campus. Laboratory Manual Author: Arnold Fleisch. Lab 1.- Atoms and Molecules. Objectives. 1.- Be able to define the following terms in writing: a) atom h) ionic bond b) ion i) element c) isotope j) acid

678 views • 39 slides

Chapter 7: Warm-Up 1

Chapter 7: Warm-Up 1. Is the plasma membrane symmetrical? Why or why not? What types of substances cross the membrane the fastest? Why? Explain the concept of water potential. (Hint: Refer to Lab 1). Chapter 7: Warm-Up 2. What are glycoproteins and glycolipids and what is their function?

591 views • 36 slides

Wednesday Bellringer: 5/22/2019

Wednesday Bellringer: 5/22/2019. Throw Back Questions!! What is a homogeneous solution? What are valence electrons? What does it mean to dissolve? STOTD Wed- Friday : Notes on Solutions, Acids, Bases Monday :No School, Memorial day Tuesday : Review & Lab Prep

730 views • 35 slides

Project on Intermolecular Forces

1.41k views • 30 slides

Organic Compounds

Organic Compounds. Organic Compounds are large and have unique characteristics They carry out complex functions Four Examples Carbohydrates Lipids Proteins Nucleic acids. Properties/Characteristics. Organic compounds

433 views • 29 slides

311 views • 16 slides

400 views • 14 slides

OUR TECHNOLOGY NBCM as a Fire Extinguishing Medium

304 views • 12 slides

The plasma membrane

The plasma membrane. Maintaining control of the internal environment. You will learn. The structure of the plasma membrane How the plasma membrane functions as a semi-permeable membrane. Vocabulary. Homeostasis Selectively Permeable Fatty acid tail Hydrophilic Hydrophobic

382 views • 12 slides

Properties of Water

316 views • 10 slides

Intermolecular forces and solubility

Intermolecular forces and solubility. Intramolecular forces occur between atoms. Intermolecular forces occur between molecules. Why mixtures mix. Consider a glass of wine. Why do alcohol, water, & pigment mix together? There must be attractive forces.

264 views • 9 slides

III. Molecular Polarity (p. 183)

543 views • 6 slides