this is classic. courtesy of huizhen.
took place at the chem lab.
we were doing QA.

the final question was: what is the negative ion present in solution R?
huizhen's final answer was: copper 2+.
hahahahahahahahahahaha. negative ion, copper 2+.

testing of gases:
hydrogen peroxide added. must test for oxygen. lets bubble the gas into lime water. hahahahahahahahahahaha. limewater test for oxygen. HAHAHAHAHAHA.

thanks huizhen. this is classic.

scribbled
2:10 AM