How does delta H relate to the first law of thermodynamics? What is the formula that relates delta H, delta U, P, and delta V?
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delta h nhỏ hơn 0
- Does the formation of crystal lattices involve enthalpy changes?
- Can the heat released by an exothermic reaction be used to heat the reactants or other parts of the process, improving efficiency?
- What role does enthalpy play in cosmological processes? Is the overall entropy change of the universe always increasing, even for processes with delta H nhỏ hơn 0 and negative delta S?
- Are viscous flows typically associated with significant enthalpy changes? How does delta H relate to diffusion?
- How does delta H affect the spontaneity of a reaction at different temperatures?
- For which types of substances is the heat of solution typically negative? How does lattice energy relate to the heat of solution?
- How can the heat released by a delta H nhỏ hơn 0 reaction be utilized?
- Does the formation of surfaces typically involve enthalpy changes?
- In a reaction with delta H nhỏ hơn 0, is the total energy of the bonds formed greater or smaller than the total energy of the bonds broken? What is standard enthalpy of formation?
- How does delta H relate to the concept of fuel efficiency? In a car engine, how is the chemical energy of the fuel converted into mechanical work, and how does delta H play a role?
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