How do we get mass from moles?

The molar mass of a substance is the mass of one mole of that substance. It is equal to: the relative atomic mass or A r in grams for atoms and metals. the relative formula mass or M r in grams for molecules and compounds.

The molecules contain like 54 of water 

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.