Gas Laws & Thermochemistry
Gas Laws
Understand and preform calculations using the relationship between partial pressure and total pressure and between partial pressure and mole fraction
Explain and apply the basic postulates of the kinetic molecular theory. Define temperature.
Calculate root mean square velocity.
Describe effusion and diffusion and solve for an unknown substance.
Real Gases
Explain and apply the basic postulates of the kinetic molecular theory. Define temperature.
Calculate root mean square velocity.
Describe effusion and diffusion and solve for an unknown substance.
Real Gases
- Explain how real gases deviate from ideal and be able to predict under what conditions deviation is greatest.
- Identify the correction factors and explain what they are correcting for in terms of KMT
- Use the van der Waal's equation to solve for conditions of real gases
Thermodynamics
Describe energy flow between a system and its surroundings.
Explain first law of thermodynamics
Calculate work that results from changing the volume of gas at constant pressure
Define standard state
Enthalpy
Explain first law of thermodynamics
Calculate work that results from changing the volume of gas at constant pressure
- Determine if work was done on the system or by system
- predict the sign of work
Define standard state
Enthalpy
- Define and calculate enthalpy
- Explain and show how a change in enthalpy is measured by calorimetry
- identify characteristics of enthalpy changes
- calculate change in enthalpy of a reaction
- Use enthalpies of formation to calculate change in enthalpy of a reaction
- Define a spontaneous process
- define entropy in terms of positional probability
- define the second law of thermodynamics in terms of entropy
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