In Figure P2.3 a heat exchanger is shown where a process stream is heated from temperature Tin to Tout using steam at constant temperature Tst. Derive the energy balance equation for the process...

In Figure P2.3 a heat exchanger is shown where a process stream is heated from temperature Tin to Tout using steam at constant temperature Tst. Derive the energy balance equation for the process assuming a lumped system (i.e. that system properties do not depend on the spatial position).