why is salt (NaCl) put on icy roads and sidewalks in the winter?1.) It is Ionic and lowers the freezing point of water.2.) It is Ionic and it raises the freezing point of water.3.) It is Covalent and it lowers the freezing point of water.4.) it is covalent and it raises the freezing point of water.EXPLANATION NEEDEDdidnt mean to put in math category oops

Why is sodium chloride (NaCl) put on icy roads and sidewalks in the winter?           Your answer would be     a) It is ionic and lowers the freezing point of water.

Explanation:to lower the freezing point so people don't slipHope this helps.