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IGCSE Chemistry: 1.4 describe and explain experiments to investigate the small size of particles and
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日期:2024-07-11
Dilution: a substance is put in a solvent to reduce its concentration Diffusion: The movement of particles from an area of high concentration to an area of low concentration Experiment 1, Diffusion Hydrochloric acid is placed at one end of a tube, ammonia...看更多