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प्रश्न
Define a chemical reaction.
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उत्तर
Chemical changes are otherwise called chemical reactions because one or more substances (Reactants) undergo a reaction to form one or more new substances (Products).
Reactant(s) → Product(s)
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संबंधित प्रश्न
The pigment responsible for browning of apples is ______.
Brine is a concentrated solution of ______.
Dissolved gases like sulphur dioxide and nitrogen oxides in rain water causes ________.
_______ is/are responsible for global warming.
_______ is the enzyme responsible for browning of vegetables and fruits.
Is rusting good for iron materials? Explain.
Powdered CaCO3 reacts more rapidly than flaky CaCO3 because of ______.
Rancidity can be prevented by ______.
Fatty foods become rancid due to the process of ______.
Reason out
Photolysis occurs in the atmosphere.
