EXPLAIN :
1. Why is the pH of the NaOH above 7?
2. Why is the pH of the HCl below 7?
3. Why do you need to use a saturated solution of NaCl to wash
the soap you just made? Why not just use deionized water?
EXPLAIN : 1. Why is the pH of the NaOH above 7? 2. Why is the pH of the HCl below 7? 3. Why do you need to use a saturat
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