What is the freezing point in °C) of a 0.743 m aqueous solution of KCI? Enter your rounded answer with 3 decimal places. K for water = 1.86 °C/m. if you answer with a link you're banned​

answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and explained.

as in this case where a scientist wants to use a model to present the results of his detailed scientific investigation. he should do it as it will him to make the audience understand the concept in a much better way. also, it can be changed according to new scientific understandings.

it is stable as it is in group 0 which have full outer shells of electrons