#ifndef TPX_CARBONDIOXIDE_H
#define TPX_CARBONDIOXIDE_H

#include "Sub.h"



/* FILE: CarbonDioxide.h
 * DESCRIPTION: 
 *  representation of substance Carbon Dioxide 
 *  values and functions are from
 *  "Thermodynamic Properties in SI" bu W.C. Reynolds
 * AUTHOR: me@rebeccahhunt.com: GCEP, Stanford University
 *
 */
namespace tpx {

class CarbonDioxide : public Substance{
public:
    CarbonDioxide() {
      m_name="CarbonDioxide";
      m_formula="CO2";
     }
    virtual ~CarbonDioxide() {}

    double MolWt();
    double Tcrit();
        double Pcrit();
    double Vcrit();
    double Tmin();
    double Tmax();
    char * name();
    char * formula();

    double Pp();
    double up();
    double sp();
    double Psat();

private:
    double ldens();
    double C(int jm, double, double, double, double);
    double Cprime(int i,  double, double, double);
    double I(int i,  double, double);
    double H(int i, double egrho);    
    };

}

#endif // ! TPX_CARBONDIOXIDE_H