A reversible reaction is a reaction that takes place in the ( formation of reactants to products and products to reactants simultaneously ). If the reaction were to ( be in dynamic equilibrium ), the rate of forward reaction would be equal to that of the reverse reaction.
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A chemical change refers to a process by which a substance becomes a new and different substance. The fizzing of the tablet (also called effervescence) indicates that a gas is being produced. The gas being produced is an indication of a chemical reaction. A chemical reaction is a process in which substances undergo physical and chemical changes that result in the formation of new substances that have different properties.
