SS1 Accounting – Source Documents, Purpose, Characteristics, and Functions
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SS2 Chemistry – Unsaturated Hydrocarbon (Alkynes)
ALKYNES CONTENT Nomenclature Preparation, Properties and Uses Aromatic Hydrocarbons: Benzene Structure Preparation, Properties and Uses NOMENCLATURE Alkynes are the homologous series of unsaturated hydrocarbons with a general molecular formula
SS1 Chemistry – Coal and Fuel Gases
CONTENT Coal. Fuel gases/Gasification of coke. COAL Coal is an impure form of carbon. Coal is a complex mixture of compounds composed mainly of carbon, hydrogen and oxygen with