Question Progr When the reactants have less enthalpy than the products, then
A. None of these
OB. the reaction will be complete
C. heat energy is given out
D. heat energy is absorbed

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

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