I need websites on these:

What was the slave ship capacity?

Who was Ghana's King?

Lexington and Concord

What was Andrew Jackson's feelings toward black troops?

Federalist and slave issues

Slave ship capacity varied from ship to ship:

http://www.pbs.org/wgbh/aia/part1/1h300.html
http://www.unesco.no/fredensborg/the_slave_ship_Fredensborg/02.htm
and others. Google slave ship capacity to see more results.

Ghana's king -- hmmm, depends on what years you are referring to.
http://en.wikipedia.org/wiki/Ghana
Be sure to check out all references and external links at the bottom of the webpage, too.

http://en.wikipedia.org/wiki/Lexington_and_concord
Be sure to check out all references and external links at the bottom of the webpage, too.

http://www.google.com/search?q=%22andrew+jackson%22+black+troops&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA

http://www.google.com/search?q=federalist+and+slave+issues&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA

Google is amazingly simple to use. If you need help learning how to conduct online research, be sure to start here:
http://hanlib.sou.edu/searchtools/

=)