Find all files in the home directory (max depth of 1) that are of type file, have a size of 0, have user read and write permissions, and are not hidden (not starting with a period) and execute the command "chmod +x" on them.
find ~/ -maxdepth 1 -type f -size 0 -perm -u=rw ! -name '.*' -exec chmod +x {} \;