Heat transfer between two substances is affected by specific heat and the O chemical composition of the substances,
Ostate of matter of the substances at room temperature.
O thermal equilibrium of the substances
O amount of time and area of physical contact between the substances,
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a. energy is absorbed in the reaction.

if in a given reaction the energy of products is greater than the energy of reactants it means that reaction is endothermic and during the reaction, the energy is absorbed by reactants. in an endothermic reaction, the products have more stored chemical energy than the reactants. and in this reaction the reactants are more stable than products before the compounds with less energy are always more stable.

bcde is the incorrect answer it is a

the answer is 0.42 is that is an option. this question provides no info