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13.2—Deduce an expression for Kp for homogeneous and heterogeneous systems, in terms of equilibrium partial pressures in atm

Syllabus
2017
Objective
13.2
Level
A2

—Deduce an expression for Kp for homogeneous and heterogeneous systems, in terms of equilibrium partial pressures in atm

Be able to deduce an expression for Kp for homogeneous and heterogeneous systems, in terms of equilibrium partial pressures in atm.

Use —deduce an expression for kp for homogeneous and heterogeneous systems, in terms of equilibrium partial pressures in atm to connect the rule to the data and decision in the question.

This matters because —deduce an expression for kp for homogeneous and heterogeneous systems, in terms of equilibrium partial pressures in atm determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply —deduce an expression for kp for homogeneous and heterogeneous systems, in terms of equilibrium partial pressures in atm to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: —Deduce an expression for Kp for homogeneous and heterogeneous systems, in terms of equilibrium partial pressures in atm is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.

ConceptA-Level Edexcel Chemistry A2