'Higher surface area' diaporamas de présentation

E lements Chapter 4 Section 1

E lements Chapter 4 Section 1. What are elements?. An element is a pure substance that can not ?be separated into simpler substances by ?physical or chemical means. What is a pure substance? A pure substance is a substance in which ?there is only one type of particle.

690 views • 55 slides

Plant Ecology - Chapter 4

Plant Ecology - Chapter 4. Soils & Minerals . Soil Structure & Texture. Soil structure - physical arrangement of soil particles into aggregates Controls soil porosity. Soil Structure & Texture. Soil texture - proportional distribution of different-sized particles.

820 views • 49 slides

Reaction Kinetics

Reaction Kinetics. A measure of the rate at which a reaction occurs. Kinetic Energy. Related to molecular speed KE = 1 / 2 mv 2 higher velocity = higher KE. Reaction Rate. The rate of reaction tells us the speed at which a reaction takes place.

909 views • 33 slides

Cell Structures & Organelles

Cell Structures & Organelles. Chapter 7 Section 3. Cytoplasm. Occurs inside the plasma membrane Fluid portion of the cell. Cytoskeleton. Is a supporting network of long, thin protein fibers that form a framework for the cell and provide an anchor for the organelles inside the cell.

450 views • 22 slides

Topic: Kinetics

Topic: Kinetics. Video. 2 things needed for a reaction to occur. X amount of activation energy Effective collisions. Particle Diagram of Collision. NO + O 3 ? NO 2 + O 2 Activated Complex is NOT in equation!. Kinetics tells how fast a reaction will occur.

325 views • 21 slides

Viruses

229 views • 8 slides