What is the new number of moles in a sample that originally occupied 500L, with 2.50mol and then occupied 750L? *
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Carbon based or cells?

What are the choices?

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.