SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A student pours two different solutions into a glass beaker. Which of the following would indicate that a chemical reaction took place between two solutions?
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A change in color of a solution
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The formation of a precipitate
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A change in temperature
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All of the above
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Explanation:
Detailed explanation-1: -The answer is: c. A chemical change took place as indicated by the precipitate and release of heat.
Detailed explanation-2: -Chemical reactions can be identified via a wide range of different observable factors including change in color, energy change (temperature change or light produced), gas production, formation of precipitate and change in properties.
Detailed explanation-3: -Change in Temperature. Change in Color. Noticeable Odor (after reaction has begun) Formation of a Precipitate. Formation of Bubbles. 29-Jan-2023
There is 1 question to complete.