Medical Virology Medical Virology Introduction to Basics Dr.T.V.Rao MD Dr.T.V.Rao MD 1 History Virology Smallpox was endemic in China by 1000BC. In response, the practice…
UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level CHEMISTRY Paper 1 Multiple Choice Additional Materials: Multiple Choice…
Warm-up Name the following: LiBr lithium bromide Be(NO3)2 beryllium nitrate NO nitrogen monoxide Warm-up List the four factors that affect reaction rates? Temperature High…
Chapter 7 ACIDS AND BASES What is acid? a substance that ionizes in water to produce hydrogen ions, H+ What is base? a substance that reacts with an acid to form only salt…
Acids and Bases Acids and Bases Acids An acid is a substance that releases H+ ions in an aqueous solution Aqueous means water Example: when hydrochloric acid is dissolved…
What is an ACID? pH less than 7 Neutralizes bases Forms H + ions in solution Corrosive-reacts with most metals to form hydrogen gas Good conductors of electricity Acids Generate…
Making Cottage Cheese at Home 1977 -Reviewed by Thompson, Marvin G., ARS Research Chemist Flanagan, Joseph F., ARS Industrial Specialist, Cheese Eastern Regional Research…
GRADE 9 HOMEWORK BOOKLET – CHEMISTRY Week 1 Unit – Acid/ Bases and Salts Convert the following equations into chemical equations, complete and balance them. 1. zinc +…