What is DMS? Sonography can be used to examine many parts of the body, such as the abdomen, breasts, female reproductive system, prostate, heart, and blood vessels. Sonography is increasingly being used in the detection and treatment of heart disease, heart attack, and vascular disease that can lead to stroke.
For other uses, see Mass action (disambiguation) . In chemistry, the law of mass action is a mathematical model that explains and predicts behaviours of solutions in dynamic equilibrium. Simply put, it states that the rate of a chemical reaction is proportional to the product of the masses of the reactants.
Dictionary entry overview: What does law of conservation of mass mean? â¢ LAW OF CONSERVATION OF MASS (noun) The noun LAW OF CONSERVATION OF MASS has 1 sense: 1. a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system Familiarity information: LAW OF CONSERVATION OF MASS used as a noun is very rare.