Thermo Chemistry is that branch of chemistry in which we study the heat changes during a chemical reaction? Thermo Chemistry is that branch of chemistry in which we study the electric changes during a chemical reaction? Thermo Chemistry is that branch of chemistry in which we study the heat absorption only during a chemical reaction? A physical or a chemical change is almost always accompanied with either absorption or evolution of ______? Define a solution? A homogeneous compound of different chemical substances throughout and shows uniform physical characteristics. Solute Chapter 7 Solution and Ssuspension icles are completely harmonized in the solvent and are not visible by naked eye and ---------- separated by filtration. What is binary solution? A solution formed by only two substances is a?