//=================================================================================================
public class Water extends H2O {
//-------------------------------------------------------------------------------------------------
    private double temperature;
    private double volume;
//-------------------------------------------------------------------------------------------------
    public Water(double numberOfMoles,double temperature) {

        super(numberOfMoles);
        this.temperature = temperature;
        volume = numberOfMoles * LITERS_OF_WATER_PER_MOLE;
    }
//-------------------------------------------------------------------------------------------------
    public String toString() {

        return("Water: " + super.toString() + " at temperature " + temperature);
    }
//-------------------------------------------------------------------------------------------------
    public double computeVolume() {

        return(volume);
    }
//-------------------------------------------------------------------------------------------------
}
//=================================================================================================