govindamalhi01 govindamalhi01 21-12-2022 Chemistry contestada A GRAIN DRIER REQUIRES 12000 CU ft PER MIN OF 115 F AIR .THE ATMOSHPHERIC AIR IS AT 75F AND 68 PER CENT RELATIVE HUMIDITY. HOW MANY BRITISH THERMAL UNITS PER HOUR ARE REQUIRED TO HEAT THE AIR?