Class XII Question 16.1: Chapter 16 – Chemistry in Everyday Life Chemistry Why do we need to classify drugs in different ways? Answer The classification of drugs and the…
Worked solutions to student book questions Chapter 4 Analysing acids and bases Q1. Antacid tablets should normally be chewed before they are swallowed. Why? A1. Antacid tablets…
1. An acid (from the Latin acidus/acēre meaning sour) is a substance which reacts with a base. Commonly, acids can be identified as tasting sour, reacting with metals such…
Slide 11 Chemical Reactions Chapter 4 Stoichiometry Slide 2 2 Chemical Equations æ A chemical reaction shows the formulas and relative amounts of reactants and products…
1. Chemical Namesand Formulas Dihydrogen monoxide ?It is in water sources everywhere…It is responsible for many deaths every year… 2. Monatomic ions consist of a single…
CONTENTS Introduction Starch in leaves Destarched plant Carbon di oxide and starch production Light and starch production Mineral salts INTRODUCTION Photosynthesis is a process…