Would a bond between potassium and iodine most likely be covalent or ionic? explain your answer

Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig