Civil Engineering > GATE 2022 SET-1 > Environmental Engineering
Henry's law constant for transferring O2 from air into water, at room temperature, is 1.3 (mmol / (liter-atm)). Given that the partial pressure of O2 in the atmosphere is 0.21 atm, the concentration of dissolved oxygen (mg/liter) in water in equilibrium with the atmosphere at room temperature is _______. (Consider the molecular weight of O2 as 32 g/mol)
Correct : a
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