Question

how to find weather the heat is released or absorbed during chemical reaction​

Answer 1

Answer:

By comparing the energy used when bonds in the reactants are broken with the energy released when bonds in the products are formed, you can determine whether a chemical reaction releases energy or absorbs energy overall. Chemical reactions that release energy are called exothermic.

Answer 2

Answer:

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Explanation:

• in chemical reactions .. heat get absorbed and get released acc to state of substance that is used as reactants.
• moreover.u remember one thing that if the reaction is exothermic then heat get released.
• if reaction is endothermic then.heat get absorbed .