# Recent research suggests the following equation of state, known as the PC-SAFT model. (a) Derive an expression for Z. (b)

## Question:

Recent research suggests the following equation of state, known as the PC-SAFT model.

(a) Derive an expression for Z.

(b) Derive the departure function for (U-U^{ig}).

η_{P} = b; m = constant proportional to molecular weight; a_{i}, b_{i} are constants.

## Step by Step Answer:

**Related Book For**

## Introductory Chemical Engineering Thermodynamics

**ISBN:** 9780136068549

2nd Edition

**Authors:** J. Elliott, Carl Lira

**Question Details**

Chapter #

**8**- DEPARTURE FUNCTIONSSection: Homework Problems

Problem: 11

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