Provide junior and senior high students with a unique introduction to writing ionic formulas and interaction equations, while developing solubility principles from empirical evidence. Nitrates in 15 cations are reacted with the sodium or potassium salts of 13 anions. Kit includes six depression plates, plastic stirring sticks and 28 drop bottles containing positive and negative ion samples. Each test can be repeated 100 times. Complete with materials for 24 students, 12 student data sheets, and a teacher’s guide.
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