The air inside a room is at a temperature of 35°c and has a mixing ratio of 7.6 g/kg. a) what is the relative humidity? % b) what is the dew point? °c c) if the room temperature decreases by 5°c per hour, how many hours will it take for the air to reach saturation? hours d) after reaching saturation, if the temperature of the room continues to decrease for one more hour, approximately how many grams of water vapor (per kg of air) will ahve had to condense out of the air to maintain a relative humidity of 100%? g/kg