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:If 50 cm3 of a saturated solution of KNO3 at 40 °C…Calculate the energy required to vapourize 50g of…An immersion heater rated 2.0A; 240V is used to boil…X is a substance which liberates CO2 on treatment…The property of concentrated H2SO4 that makes it…