Which reaction would the chemical formula 2h2o- 2h2 -o2 represent

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".

c) he felt the constitution clearly gave states this right.

you didn't list the options. however, a few communist countries today are: the people's republic of china, north korea, and cuba.