Q1. A multiple stage evaporator concentrates a weak NaOH solution from 3% to 18% and processes 2000 kg of feed solution per day. How much product is made per day? How much water is evaporated?
Q2. Based on numbers provided for Cadence Design System's intranet project, use a spread sheet to compute the net present value of the project. Suppose a 5-year life for the system.