Complete the following table by calculating the missing entries. In each case indicate whether the solution is acidic or basic.

pH pOH $[$H$+][$OH $-]$ acidic or basic?

$4\mathrm{.}99$

M

M

acidic

basic

$10\mathrm{.}16$

M

M

acidic

basic

$6\mathrm{.}70$ x $10-5$ M

M

acidic

basic

M $5\mathrm{.}50$ x $10-9$ M

acidic

basic