Experimental activities of grade 9A students in Chemistry Experiments on: Finding the Acid-base Cycle in Some Solutions led by Sotheavy Ry, teacher of American Intercon School, Phsar Thmey Campus

  On July 19, 2022, teacher Sotheavy Ry led the 9th graders  of American Intercon School, Phsar Thmey Campus, to conduct a Chemistry experiment under the theme “Finding the Acid-base Cycle in Some Solutions” Before the experiment, the teacher showed the experimental materials such as: lemon juice, glass cleaner, vinegar, lime juice, milk, salt water,…