Question about fluid dynamics (calculating concentration)

dynamic_sample

Yeah, I know the flow rates from both so, I can use C1*F1=C2*F2. I'm assuming perfect mixing. Do you know how I could correct for temperature or viscosity?

dynamic_sample	Yeah, I know the flow rates from both so, I can use C1F1=C2F2. I'm assuming perfect mixing. Do you know how I could correct for temperature or viscosity?