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Chemistry tutorial-Ch14-1-Common acids in daily life and in the laboratory

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Chemistry tutorial-Ch14-3-Role of water in exhibiting characteristics properties of acids

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Chemistry tutorial-Ch14-4-Basicity of acid

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Chemistry tutorial-Ch14-5-Common alkalis in daily life and in the laboratory

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Chemistry tutorial-Ch14-7-Role of water in exhibiting characteristics properties of alkalis

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Chemistry tutorial-Ch15-6-Calculating the concentration of solutions from the percentage by mass of solute

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Chemistry tutorial-Ch16-3-Common acid-base indicators

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通識測考題目

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STEM Rubik Cube Solution

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