Calculate the rate of heat loss in breathing from heating up the air and moisturizing the air in kcal/day assuming the person inspires air at 20◦C (68◦F) that is very dry (0% relative humidity) at a rate of 6L/min and exhales air (at the same rate of course) at 37 ◦C (98.6 ◦F) that is totally saturated with water vapor (100% relative humidity, 47.1 mmHg partial pressure, 44.0 g/m3 water vapor). Ans: The heat loss in raising the temperature of the air is 40 kcal/day, the heat loss in moisturizing the air is 220 kcal/day.
Calculate the rate of heat loss in breathing from heating up the air and moisturizing the air in kcal/day assuming the person inspires air at 20◦C (68◦F) that is very dry (0% relative humidity) at a rate of 6L/min and exhales air (at the same rate of course) at 37 ◦C (98.6 ◦F) that is totally saturated with water vapor (100% relative humidity, 47.1 mmHg partial pressure, 44.0 g/m3 water vapor). Ans: The heat loss in raising the temperature of the air is 40 kcal/day, the heat loss in moisturizing the air is 220 kcal/day.
Chapter2: The Kinetic Theory Of Gases
Section: Chapter Questions
Problem 25P: A company advertises that it delivers helium at a gauge pressure of 1.72107 Pa in a cylinder of...
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Calculate the rate of heat loss in breathing from heating up the air and moisturizing the air in kcal/day assuming the person inspires air at 20◦C (68◦F) that is very dry (0% relative humidity) at a rate of 6L/min and exhales air (at the same rate of course) at 37 ◦C (98.6 ◦F) that is totally saturated with water vapor (100% relative humidity, 47.1 mmHg partial pressure, 44.0 g/m3 water vapor). Ans: The heat loss in raising the temperature of the air is 40 kcal/day, the heat loss in moisturizing the air is 220 kcal/day.
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