Can someone but the right answer it’s a quiz

Chalk is an ionic compound. which is a property of all ionic compounds that makes chalkboard? particularly useful for writing on a a high melting point hardness and brittleness inability to dissolve in water a multicolored appearance

Mr. olajuwan was in a horrific snowmobile accident. afterwards he had trouble walking and he had a loss of balance. which of the 4 major brain region was probably demaged

Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms