Chapter 9, Problem 9.30QA

Interpretation Introduction

To find:

The direction in which the piston (in Figure P9.29) moves when the following reactions are carried out at atmospheric pressure and after the system has returned to its initial temperature $110 ℃$ and the sign on $w.$

a) $N_2\left(g\right)+3H_2\left(g\right)\to 2{NH}_3\left(g\right)$

b) $C\left(s\right)+O_2\left(g\right)\to {CO}_2\left(g\right)$

c) ${CH}_3{CH}_{2}OH\left(g\right)+3O_2\left(g\right)\to 2{CO}_2\left(g\right)+3H_{2}O\left(g\right)$