Sam wants to demonstrate how water changes from a solid to a gas. he places ice in a pot on a stove. what variable is causing water to change state? a) the heat from the stove b) the container the ice is placed in c) the temperature of the air surrounding the ice d) the time that has lapsed since the ice was removed from the freezer

the electrical  conductivity  of asolution  of an electrolyte is measured by determining the resistance of thesolution  between two flat or cylindrical electrodes separated by a fixed distance.

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.