The Crucible: Chapter 6 help?

I have a homework ignment for my English cl, and I've seem to misplace my book somewhere. I have to do a summary on chapter 6 with 4 facts and 4 questions, the problem is that I have no clue which acts or scenes are chapter 6. And for once in my life, the internet doesn't seem to know either. If anyone could point me in the right direction...