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 overall change in energy in a reaction, represented by âH. The difference in enthalpy of...
a mixture that consists of visibly different substances or phases.
a group of organic compounds that can be represented by a general formula e.g. alkanes, alcohols...
states that the p, d and f orbitals can only take on a second electron when all the equivalent...