Final answer:
The tone of Romeo's speech in Act III, Scene 1, lines 115–122 is one of desperation and despair, reflecting his anguish over Mercutio's death and his desire for revenge.
Step-by-step explanation:
The tone of Romeo's speech in Act III, Scene 1, lines 115–122 is one of desperation and despair. He is expressing his anguish over Mercutio's death and his subsequent desire for revenge. This can be seen in lines such as:
'And on thy blade and dudgeon gouts of blood,
Which was not so before.'
Romeo's words are filled with imagery of violence and bloodshed, emphasizing his intense emotions. The tone reflects his inner turmoil and his determination to avenge his friend's death.