If I apply for spring semester of a particular college can I apply to a different university as part of Early Decision 1 for the fall semester
Are we talking hypotheticals or is there a college you have in mind? Many colleges only accept new applications for the Fall and in general, you can only apply to one division at a time. But if you have a specific college, look to see what they say on their website.
You can apply to as many colleges as you like, but only one ED, and it’s binding if you get an offer - you would have to withdraw other applications.
So if you get an ED offer for fall it’s still binding even if you manage to apply for spring semester somewhere else.
See the deadline for Fall ED1 is Nov 1 and the decisions for spring semester come out on Nov 1 as well. I want to do ED1 from Columbia and Spring CWRU, and I want to apply for ED before the deadline. Will I be able to