An example of a hygroscopic substance is? by Sunday | Sep 17 | Chemistry JAMB | 0 comments A. CuO (S) B. MgCl2(S) C. CaCl2 (S) D. NaOH(S) Correct Answer: Option A = CuO (S) Users Also Read These:If a current of 2.5A flows through an electrolyte…A radioactive substance of mass 768g has a half-life…Which of the following are emitted from a…When a substance changes directly from the solid…Thermal energy added or removed from a substance…