Spontaneous and Non-Spontaneous Processes
Spontaneous and non-spontaneous processes are fundamental concepts in thermodynamics, pivotal in understanding the behavior of systems and energy transformations. Spontaneous processes occur naturally, proceeding without external intervention, driven by the system's inherent tendencies. In contrast, non-spontaneous processes require external influence to occur, typically involving energy input or changes in environmental conditions. These concepts play a crucial role in various fields, including chemistry, physics, and engineering, guiding the analysis and prediction of system behaviors and reactions. Understanding the distinctions between spontaneous and non-spontaneous processes is essential for comprehending the principles governing energy flow and transformation in diverse systems.
- Why is diffusion a spontaneous process?
- Is delta G zero at boiling point?
- How does delta G affect keq?
- How do spontaneous processes affect entropy?
- Are chemical reactions always spontaneous when #DeltaH# is negative and #DeltaS# is negative?
- Why are all spontaneous processes not exothermic?
- How does free energy change with temperature?
- Does ΔG = 0 at equilibrium?
- How does free energy change in an exergonic reaction?
- What is a spontaneous endothermic reaction always?
- A #20*g# mass of oxygen gas reacts with excess #NO(g)#. How much #NO_2(g)# can be formed?
- How do we calculate #DeltaG^@# for the reaction...? #Ca(OH)_2(s) + 2HCl(aq) rarr CaCl_2(aq) + 2H_2O(l)#
- Does free energy change with a catalyst?
- Why is free energy affected by changes in temperature?
- What is an example of a free energy practice problem?
- How can I calculate delta G of vaporization?
- What conditions are spontaneous processes trying to satisfy?
- Calculate the #\DeltaG°_(rxn)# using the following information?
- How does pH affect the change in free energy for a reaction?
- Does a high +∆G mean that the reaction is irreversible (and equilibrium cannot be attained) or that the reaction lies to the right?