Search results for: 'Chemistry tutorial-Ch53-2-How do catalysts work?'

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Chemistry tutorial-Ch8-2-Electron diagram, structural formula and molecular formula of a covalent substance

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腹直肌訓練，同學請跟從影片完成訓練，在抗疫期間，維持體能訓練，增強體質抗疫。建議，一星期進行三次訓練。

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Chemistry tutorial-Ch12-8-Theoretical yield, actual yield and percentage yield

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Chemistry tutorial-Ch12-3-Empirical formula, molecular formula and structural formula

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Chemistry Tutorial-Ch3-2-Flame test, acidified silver nitrate test and test for water

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Chemistry tutorial-Ch17-1-Meaning of strong and weak acids as well as strong and weak alkalis

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Chemistry tutorial-Ch35-4-Calculation of enthalpy change using enthalpy change of combustions

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Chemistry tutorial-Ch35-3-Calculation of enthalpy change using enthalpy change of formations

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Chemistry tutorial-Ch12-5-Reactions of metals with dilute hydrochloric acid and dilute sulphuric acid

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