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Gelatin Film

Chapter 1 Introduction 1.1 Background The importance of gelatin film The reasons why plastic packaging is extensively used are it has excellent mechanical properties and superior barrier to oxygen and water (Gómez-Estaca et al., 2009; Gómez-Guillén et al., 2009 cited in Rattaya et al., 2009). Nevertheless, most of plastic packaging produced from petrochemical based and […]

Pages: 48 Words: 14462 Topics: Ph, Solution, Water

Determination of Heat of Neutralization

PRACTICAL 15:DETERMINATION OF HEAT OF NEUTRALIZATION Data collection: |Reaction |Initial Temperature/°C (±0. 25) |Final Temperature of Mixture/°C (±0. 25) | | |Acid |Base | | |HNO3 + NaOH |28. 00 |28. 25 |34. 50 | |HNO3 + KOH |28. 25 |28. 25 |34. 00 | |HCl + NaOH |28. 25 |28. 00 |34. 5 | […]

Pages: 2 Words: 745 Topics: Solution, Thermodynamics
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