1 Write a word equation for the reaction. 2 Write a simple equation by writing the name of each substance with its symbol or formula. 3 Check whether the equation is balanced by counting the atoms of ...

“THE inability to balance a chemical equation is a most common difficulty to students of chemistry.” The author has attempted to remedy this very common weakness, and in addition to a concise ...

The processes like crystallisation, boiling, vaporisation, burning of colour, melting point, hardness etc, are called physical changes. These are reversible in nature. The processes like ...

A study reveals that cells produce excess heat as a 'tax' for maintaining chemical reactions far from equilibrium for ...