Chemistry, 27.06.2020 21:01 Caixiayang3613

Which statement is true for most chemical reactions? An energy change occurs during the breaking and forming of bonds.
The internal energy of the system increases during a reaction.
Energy is released during the formation of reactants.
The enthalpy of the products is higher than the enthalpy of the reactants.

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Which statement is true for most chemical reactions? An energy change occurs during the breaking an...