You can turn a missed strike into a second chance without sacrificing later attacks.
When you reroll a missed attack using the Second Chance feat, you can still make the rest of your attacks that turn, albeit at a –5 penalty to each attack.
When using the Second Chance feat, you must normally forgo the rest of your attacks that turn.
The text on this page is Open Game Content, and is licensed for public use under the terms of the Open Game License v1.0a.
Sources:
SECTION 15