Lesson 4 | Air and Water Resources

Add 3 or 4 drops of household bleach (sodium hypochlorite) to the other beaker. 2. Show the students the two beakers, and ask them what they think is in each of them. List their answers on the board. 3. After the students have given you various answers, mix the two solutions, and note the reaction. Ask students to make some observations about ... ................
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