In which of the following compound (s) will heat be absorbed on adding water? l. KNO3 II. Concentrated H2SO4 III. NH4CI by Sunday | May 11 | Chemistry WAEC | 0 comments A. I only B. lll only C. l and lll only D. ll and lll only Correct Answer: Option B B. lll only Users Also Read These:Calculate the energy required to vapourize 50g of…Ice of mass 10g at 5ºC was completely converted to…When heat is absorbed during a chemical reaction,…Calculate the heat energy required to vaporize 50g…0.5kg of water at 10ºC is completely converted to…