(a)
Interpretation: Group 1A (1) elements show unique
Concept Introduction: The transformation of reactant molecules into product molecules is represented by a chemical reaction. It entails the forming and breaking of
A chemical equation can be used to represent the chemical reaction. It involves the single-headed arrows used to depict the conversion in the chemical formulas of the reactant and product molecules.
(b)
Interpretation: Marble statuary is destructed by acid rain. The balance chemical equation of calcium carbonate with aqueous nitric acid to form carbon dioxide, water, and aqueous calcium nitrate is to be interpreted.
Concept Introduction: The transformation of reactant molecules into product molecules is represented by a chemical reaction. It entails the forming and breaking of chemical compound bonds.
A chemical equation can be used to represent the chemical reaction. It involves the single-headed arrows used to depict the conversion in the chemical formulas of the reactant and product molecules.
(c)
Interpretation: Phosphorus trifluoride can be formed by the reaction of phosphorus trichloride and hydrogen fluoride with hydrogen chloride as the side product. The balance chemical equation is to be interpreted.
Concept Introduction: The transformation of reactant molecules into product molecules is represented by a chemical reaction. It entails the forming and breaking of chemical compound bonds.
A chemical equation can be used to represent the chemical reaction. It involves the single-headed arrows used to depict the conversion in the chemical formulas of the reactant and product molecules.
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Chemistry: The Molecular Nature of Matter and Change
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