3. A certain gas was monitored by recording its pressure and volume on 4 0ccasions. Using the following cubic virial equation of state for real gases, calculate the constants A and B that best fits the given PV data. Use R= 0.08206 L atm/mol K and T= 303 K. PV A = 1+ B Virial EOS: RT v' v? V Hint: Put the model in linear basis function form, and then figure out the basic functions and the target y variable before doing the regression. DO THIS IN OCTAVE CODE P(atm) V (L) 0.985 1.108 1.363 1.631 25 22 18 15

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