Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
a chemical reaction between an acid and a base to form salt and water. They have opposite properties and cancel or neutralise each other.
the energy required to break the bonds of the reactants and start a reaction.
in a chemical reaction no mass is gained or lost when substances react to form new products....
the part of the Earth and its atmosphere in which life can exist.
the average mass of all the different isotopes of an element.