INTRODUCTION TO CHEMICAL FORMULA AND EQUATIONS
CHALLENGES ARE WHAT MAKES LIFE INTERESTING AND OVERCOME THEM IS WHAT MAKES LIFE MEANINGFUL.
Saturday, 29 April 2017
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FORMULA OF IONS
Ionic compounds made up of positive ions and negative ions. To write the formula of an ionic compound, we need to know the symbol and char...
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Revision Notes 1. Relative Mass Relative Atomic Mass Relative Molecular Mass 2. Concept of Mole Number of Mole and Number of Parti...
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The relative molecular mass (Mr) of an element is the average mass of one molecule of the element/compound when compared with of the mass... -
Ionic compounds made up of positive ions and negative ions. To write the formula of an ionic compound, we need to know the symbol and char...