Question: 3. About exothermic reactions, which proposal is not correct? a) They release energy . b)The enthalpy variation (H) is negative. c) The enthalpy of the

3. About exothermic reactions, which proposal is not correct?

a) They release energy .

b)The enthalpy variation (H) is negative.

c) The enthalpy of the products is higher than that of the reagents.

d) Products are more stable than reagents

3. About exothermic reactions, which proposal is not correct? a) They release

propos des ractions exothermiques, quelle proposition n'est pas correcte ? a) Elles liberent de l'nergie b La variation d'enthalpie (47) est negative ) L'enthalpic des produits est suprieure celle des ractifs c) Les produits sont plus stables que los ractifs d

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