'Polar substances' presentation slideshows

Chemical Bonding

Chemical Bonding. Atoms that interact to form compounds are said to be chemically bonded . Whether atoms interact depends almost entirely on the arrangement of their outer energy level ( valence ) electrons. Only s and p sublevel electrons are thought of as valence

1.4k views • 120 slides

The Nature of Matter

777 views • 66 slides

Chemistry II: Properties of Water and pH Nancy Dow Kathrine Alexander

Biology Partnership (A Teacher Quality Grant ). Chemistry II: Properties of Water and pH Nancy Dow Kathrine Alexander. Pre-test. Breaks Q & A boards Asking questions Our approach to the standards & to this lesson. Florida Next Generation Sunshine State Standards.

816 views • 59 slides

Chapter 2 : Water

Chapter 2 : Water. Learning goals :. What kind of interactions occur between different type of molecules in water. Why water is a good medium for life Why nonpolar moieties aggregate in water How dissolved molecules alter properties of water

811 views • 46 slides

SOLUTIONS AND SOLVATION

SOLUTIONS AND SOLVATION. The Straight and Narrow Path to Solution. The Day of Judgement. For You will be tested on 21 February It is coming, You must be prepared. You must know your solutions You must know your Molarity You must know your way to solve the problems. MIXTURES VS COMPOUNDS.

585 views • 44 slides

Cell Transport

Cell Transport. Ch. 9: Cell Transport. Passive Transport Targets Distinguish between diffusion & osmosis Define equilibrium & explain how it is established Explain what is meant by a concentration gradient Explain how substances cross the cell membrane through facilitated diffusion

621 views • 41 slides

Chapter 2 A quick review of Chemistry

498 views • 38 slides

Chapter 12-13: Mixtures and Aqueous Solutions

Chapter 12-13: Mixtures and Aqueous Solutions. We use solutions all the time. What are they? Where do we find them? How do we describe them?. Soluble versus insoluble. Some solids are soluble in water, ie : table salt, NaCl . Soluble means: able to be dissolved .

581 views • 38 slides

Definition: SOLUTION

Definition: SOLUTION. A system in which one or more substances are homogenously mixed or dissolved in another substance. In other words: two chemicals mixed together completely. Can result in a solid, liquid, or gas. What are some examples?. Shampoo Soft drinks Air Gasoline steel.

1.36k views • 34 slides

Structure & Properties of Water

Structure & Properties of Water . STRUCTURE OF WATER. UNIVERSAL SOLVENT. DENSITY. COHESION. POLAR MOLECULE. SPECIFIC HEAT. ADHESION. CAPILLARY ACTION. SURFACE TENSION. BUOYANCY. STRUCTURE OF WATER. H. H. O. 1 molecule of water is made up of 2 hydrogen atoms

381 views • 32 slides

Chapter 2

Chapter 2. Chemistry of Life. Section 1: Nature of Matter. The atom is the smallest unit of matter that cannot be broken down Structure is Positively charged protons and neutrally charged neutrons make up the core, or nucleus , of an atom. What is the charge on the nucleus?

311 views • 21 slides

Investigating Solutions

Investigating Solutions. Components of a Solution. homogeneous mixture at least 2 substances proportions of the substances are not fixed ( variable composition) one phase 2 components a) Solvent - the substance that does the dissolving - present in the largest amount

264 views • 18 slides

Water and life

396 views • 16 slides

Solutions

Solutions. How Solutions Form Definitions Types of Solutions Dissolving Rate of Dissolving. A. Definitions. Solution - homogeneous mixture. Solute - substance being dissolved. Solvent - present in greater amount. A. Definitions. Solute - KMnO 4. Solvent - H 2 O.

262 views • 14 slides

Water Chemistry

Water Chemistry . A polar molecule (small + charge/ - charge) Cohesion (water sticks together to form drops and surface tension) Adhesion (water sticks to polar substances) High specific heat (hard to cool down or heat up High heat of vaporization (large amts. Of energy needed to evaporate)

423 views • 8 slides

Section 2-3: Water and Solutions

Section 2-3: Water and Solutions. Properties of Water - Polarity. Polar Covalent bonds. Solubility. Water can dissolve polar substances Universal solvent. Hydrogen Bonding. Cohesion and Adhesion. water strider video jesus lizard video video. Temperature. Solutions. Acids and Bases.

203 views • 8 slides

Lipids

Lipids. Lipids. Also consist of C, H, and O There are fewer OH bonds and more CH bonds Insoluble in water but soluble in other non-polar substances 4 Groups of Lipids Fats Phospholipids Steroids Waxes. Fats are the most common energy storing molecule 9 cal/g

461 views • 6 slides

Particles in Solution

Particles in Solution. The Nature of Solvents. What dissolves what or why does a substance dissolve in one solvent but not another? Solvents with non-polar molecules dissolve solutes with non-polar molecules Solvents with polar molecules dissolve solutes with polar molecules

160 views • 6 slides

Intermolecular Forces

Intermolecular Forces. weak forces of attraction between individual molecules What holds molecules to each other. London Dispersion Forces LDFs. Seen in all substances, polar and nonpolar Weakest intermolecular force Depend on molecular mass More mass means stronger dispersion forces

182 views • 5 slides