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In chemistry, an indicator is defined as a substance that undergoes distinct observable change when the conditions of its solution change. Litmus is the most commonly used indicator in the laboratory. More »

The function of an indicator in a titration process is to determine the equivalence point when two solutions have reached neutralization. An indicator can either be internal or external. An internal indicator is mixed in... More »

A double indicator titration is the process used in chemistry experiments to determine and analyze the amount and concentration of acids or bases in a solution at two end points. For example, when titrating sodium carbon... More »

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Phenolphthalein, an acid-base indicator used to test the pH of a solution, turns pink due to the presence of a weak base. The indicator itself is a weak, colorless acid that forms pink anions when it dissolves in water. More »

In chemistry, the term "hydrate" refers to a substance that contains water, while an anhydrous substance contains no water. Hydrates and anhydrates differ greatly in their reactions to water and their common uses. More »

In chemistry, the term "property" is frequently used to describe the attributes of a substance, such as density, oxidation, state of matter, mass, conductivity, color, bonding and many other traits. These properties are ... More »

A chemistry problem solver is a solution guide for solving chemistry problems. The guide helps students solve difficult and complex chemistry problems by providing them with step-by-step solutions to the problems. More »

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