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Hi folks! Does anyone knows how to determine the parameters A12 and A21 fro VLE data i.e. from X and Y? Cheers

Hi folks, Does anyone knows what are the Wilson equation parameters(lammbda) for 2-methylpropanal and 2-methylbutanal or any way to predict them?. Cheers

Hi Folks, Does anyone know how to write the Peng-Robinson EoS in a polynomial form in terms of Volume (V). Cheers. xxxx

Hi Folks Does anyone can explain me how to find the interaction parameters Kij to be used in equation of State? Iam working with a variety of compounds so what a need is a suitable technique. Cheers

Does anyone knws what is the critical temperature for 2-methylbutanal or 2-methylbutyraldehyde (CAS: 96-17-3)and the source please? Cheers folks

Folks, Does anyone knows the values of A, B, C parameters for 2-Methylbutal? or where to find them? Cheers

Can anyone please explain to me how to calculate the groups quantities or the group mole fractions in UNIFAC? I have tried "Wallas" but it is not explicity at all. There is an exemple here that says: for a equimolar mixture of benzene(1) and n-propanol(2)binary mixture. bemzene has six ACH...

Does any one has experience using Entech sampling trap devices? If yes, how do you rate them?

Does anyone know how to trap and sample Volatile Organic Compounds (VOCs)from industrial air emissions?