X030/301 NATIONAL QUALIFICATIONS 2008 WEDNESDAY, 11 JUNE 1.00 PM – 4.00 PM FABRICATION AND WELDING ENGINEERING HIGHER 100 marks are allocated to this paper. The paper is…
Plant Life Whether it’s a towering redwood, a delicate bleeding heart, a snatch of lichen, or a scruffy coyote brush, there are things that all plants have in common: they…
PHYSICAL CHEMISTRY Temperature and Heat 1. Thermochemistry is the study oI energy changes which take place during chemical reactions. 2. Temperature is the degree oI hotness.…
Table of contents Introduction • • • • • • • • Size of cells What is a cell? What is the difference between elements? What is living? What is interesting…
The structure of benzene The electron config of carbon Objectives Review the evidence for the delocalised model of benzene. Compare the delocalised and Kekule structure of…
BIOCHEMISTRY CHEMISTRY OF LIFE Elements: simplest form of a Elements: substance - cannot be broken down any further without changing what it is Atom: the actual basic unit…
1. Soil TestingThis PowerPoint presentation isdeveloped and created by: 2. Introduction:We all know that health of soil is equallyimportant as health of any person. It ismore…
1. Section II-Cytology Chapter 1 The Chemistry of Life 2. CompositionInorganic– substances that do not contain carbon. Organic– substance containing carbon and its compound…
1. CHAPTER - 4 STRUCTURE OF THE ATOM 2. 3. 1a)Charged particles in matter:- Atoms have three types of sub atomic particles. They are electrons, protons and neutrons.Electrons…