The Henry's law constant for O2 in water at 25 Celsius is given in Table 14.2. Which of the following is a reasonable constant when the temperature is 50 Celsius? Explain the reason for your choice. (In table 14.2, Henry's law constant at 25 Celsius for O2 is 1.3 x 10^-3 mol/kg bar).^
A. 6.7 x 10^-4 mol/kg bar
B. 2.6 x 10^-3 mol/kg bar
c. 1.3 x 10^-3 mol/kg bar
D. 6.4 x 10^-2 mol/kg bar