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This is usually referred to as The General Chemistry Study Guide. This includes 113 pages in three categories. The first part is a brief explanation of content normally chemistry. In the second part you'll find example exam questions. In the final area of the guide, you can find practice questions. Content is produced by both semesters of General Chemistry and includes: Descriptive Chemistry / Periodicity Electrochemistry / Redox Molecular Structure and Bonding States of Matter / Solutions Atomic Structure Energetics Dynamics Stoichiometry Equilibrium Laboratory Chemistry Shampoo, lotion, toner, face cream and fluoride toothpaste - just a few of the many products which we use daily, and which may have been tested on animals. Thousands of services flood the cosmetics aisle every year. For most of these products, animal testing was used at some point in its research and development. Though animal testing in research and drug development still remains common practice, even scientists now agree that alternatives to animal testing can and may help the non-public care and cosmetics industry. Wondering the other ways exist to test products as opposed to animal testing? Alternative methods have been cheaper, safer and supply faster results. For wild animals, showing teeth doesn't imply smiles on the camera and photographers. The only reason for their exposing teeth is because face-up with brutal situation leading to battles for food, dating mate and territory. These fightings are always very intense but it shows how nature occasionally works and indicates view of cruel life.