Abstract. The present study focused on the separation and identification of the active compounds against head lice from the hexane extract of Annona squamosa L seed. Chromatographic and spectroscopic ...
Enthalpy change of a displacement reaction Essay
1. Experiment Number : 4 2. Date : 15/10/07 3. Title : Enthalpy change of a displacement reaction 4. Aims/Objective : To determine the enthalpy change of a displacement reaction (Between zinc and copp...
Exothermic and Endothermic Reactions Essay
The release of energy in chemical reactions occurs when the reactants have higher chemical energy than the products. The chemical energy in a substance is a type of potential energy stored within the ...
Old Testament Prophecies Essay
Discipleship simply means making disciples. In the New Testament, a disciple is a student or a learner while prophesy in the Old Testament Scripture is a revelation from God of what is going to happen...
Reactions of aldehydes and ketones Essay
Ketones are versatile compounds which can be converted to a number of useful functional groups through reduction, nucleophilic addition or condensation reactions. Ketones and aldehydes are important s...