How to add magnisume and chloride togather

Magnesium plus chlorine equals to magnesium chloride

If you’re talking about the element name then I️t is MgCl2 because you cross the oxidation states

Ans. : frostbite is when exposure to cold temperatures causes freezing to the skin or other tissues. it most commonly affects the hands, feet, and face. the longer areas are exposed to cold, typically the worse the frostbite. the water temperature used for rewarming a frostbitten part should be : (102 -105) f degrees.