Correct answer
A. Oxygen content
Explanation
The correct answer is Oxygen content.
The ratio of down take area to cross-sectional area of the tube, for calandria type evaporator ranges from________?
C/H ratio (by weight) of naphtha used in nitrogenous fertilizer making is about________?
Which of the following is an undesirable dynamic characteristic of an instrument?
If the head over the triangular notch is doubled, the discharge will increase by ________ times?
Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of ________ present in it?
Except for monatomic gases, the molal heat capacity at constant volume for all gases is ________ Kcal/Kg mole.° K?