Define and provide an example of an endothermic chemical reaction:
Of the bonds listed below the weakest bond is and the strongest is A strong bond is a (stable / unstable) bond
Add the energies on the reactant side ________kJ/mol
Add the energies on the product side ______kJ/mol
This reaction is (exothermic / endothermic)
The reaction (produces / absorbs)_______kJ when_____ moles of acetylene(C₂H₂) reacts.
A pile of firewood is more stable as ash and smoke than firewood. Why does this pile of firewood not immediately release the energy in Its chemical bonds? (use the word activation energy in your answer)