0. Process modelling - Pre course assessment

Density of a pure substance depend in its

• Pressure and temperature

• Pressure and flowrate

• Temperature an enthalpy

• Pressure and enthalpy

Select the correct equation to calculate the density of pure liquid substance

Select the general equation for unsteady state mass balance whereby m_in is the total inlet mass flowrate, m_out is the total outlet mass flowrate, m_gen is total mass generated from the process and dm/dt is the accumulation of mass in the process.

• 80

• 160

• 200

• 40