ngẫu nhiên Pop Quiz

The cleansing power of soap is lower in hard water because
Choose the right answer:
Option A the soap particles form complex ions with aluminium ions present in hard water
Option B it is less soluble in hard water
Option C it forms insoluble salt with calcium and magnesium ions
Option D the soap dissociates partially in water
 FuyuumiAmakusa posted hơn một năm qua
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