Final answer:
The most common signs of salicylate intoxication in children are tinnitus and hearing loss, hyperventilation, and behavioral changes.
Step-by-step explanation:
The most common signs of salicylate intoxication in children are tinnitus and hearing loss, which are caused by the toxic effects of acetylsalicylic acid (aspirin) on the auditory system. Other signs of salicylate intoxication may include hyperventilation and behavioral changes. It is important for the mother to seek immediate medical attention for her toddler if she suspects that the child has ingested an entire bottle of chewable aspirin tablets.