Moles, Density, Fraction & Concentration on Chemical Engineering related Questions and Answers

Question :   A liquid of density 0.1 kg/m3 is flowing through a pipe at a rate of 15 kg/s, what will be the area of the pipe if the fluid velocity is 5 m/s? 1. 30 m2 2. 45 m2 3. 75 m2 4. 90 m2 Answer :   1 - 30 m2