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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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... -
Chemistry is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances... -
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...