OBJECTIVE LIFE SCIENCE
MOLECULAR BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Reactants are ____
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Substances present at the beginning of a chemical reaction
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substances present at the end of a chemical reaction
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -A reactant is a substance that is present at the start of a chemical reaction. The substance(s) to the right of the arrow are called products. A product is a substance that is present at the end of a chemical reaction.
Detailed explanation-2: -In a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.
There is 1 question to complete.