Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
the variable controlled by the researcher. Also the variable that is dependent on another variable: the independent variable.
the transfer of electrons from one atom to another atom to form positive and negative ions...
crude oil, natural gas and coal.
a molecule containing anything from thousands to hundreds of millions of atoms per molecule, a...
the reaction that uses up reactants and forms products.
the arrangement of electrons in the different orbitals in an atom.