the state of matter is an example of a physical property. why is the state of matter considered a physical property, even though a substance may change between a solid , liquid and gas

An atom of lithium (li) and an atom of chlorine (cl) engage in a chemical reaction. which correctly describes the structure of the resulting chemical compound? hint: consider the class of each element. the chemical compound will have a network structure. the chemical compound will have triple bonds. the chemical compound will have a ball-and-stick structure. the chemical compound will have double bonds.

What is a metal replacement reaction

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.