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


Question :   What is the density of a liquid of mass 10 kg and contained in a cylinder of radius 5 m and surface area (excluding top and bottom) of 10p m2?
1. 0.2p kg/m3
2. 0.4p kg/m3
3. 0.5p kg/m3
4. 0.6p kg/m3
Answer :   2 - 0.4p kg/m3  

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