At 5° F, the latent heat of vaporization for R-124 is 70.7 B…

At 5° F, the latent heat of vaporization for R-124 is 70.7 Btu/lb. This means that when 1 pound of R-124 vaporizes at 5° F, 70.7 Btu of heat are removed from the surroundings. How many pounds of R-124 must vaporize at 5° F in order to remove 25,992.966 Btu of heat from the surroundings?  (Round answer to two decimal places.) [BLANK-1]