On April 01, 2024, American Intercon School committee at Choam Chao Campus organized the experiment on the topic of “Hydrogen Action” for the 9^th graders led by Teacher Vannak Sim, a chemistry teacher. According to this experiment, Teacher mentioned the main points for students to understand the hydrogen, a light gas which can be ignited and mixing that causes the reaction based on the real experiment in science room. Moreover, she showed the material to be experimented such as a bottle of water, balloons, aluminum foil, water and NaOH. In addition, Teacher presented detailed lesson theory related experimental process for all students to understand with a good result. After detailed explanation of procedure experiment, he divided students into groups of 4 members. All students cooperated well in experiment practical which guided by her till they succeeded as their expectation.

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9TH GRADE STUDENTS EXPERIMENT ON HYDROGEN ACTION