Abanana can ripen sitting on the kitchen counter. is this a physical or chemical property

Banana is an organic in nature. Making it a chemical property.

It's a physical because we don't put chemicals in bannas

Neither model is able to show the reactivity of potassium.

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.