struggling to understand. please explain these as much as possible. Thank you!

1. Draw reaction energy diagrams for exothermic and endothermic reactions 2. Predict spontaneity of a reaction based on the ?G value 3. Calculate the energy content in foods from its nutrient molecules 4. Predict relative activation energies and speed of reactions using a reaction energy diagram 5. Determine the effect that temperature, amount of reactants, and a catalyst have on the rate of a reaction 6. Describe how an enzyme catalyzes a biochemical reaction 7. Classify reactions as synthesis, decomposition, or exchange reactions 8. Distinguish reversible and irreversible reactions 9. Predict the products and balance the chemical equation for a hydrocarbon undergoing combustion 10. Contrast a general chemical equation and an organic chemical equation 11. Identify the substance oxidized and the substance reduced in an inorganic oxidation-reduction reaction 12. Identify the substance oxidized and the substance reduced in an organic oxidation-reduction reaction 13. Predict the products of an organic condensation reaction 14. Predict the products of an organic hydrolysis reaction 15. Predict the products of a hydrogenation reaction, an addition reaction of an alkene 16. Predict the products of a hydration reaction, an addition reaction of an alkene 17. Relate the properties of the organic reactions, condensation, hydrolysis, oxidation, and reduction to biochemical reactions (See Table 5.7)