How many molecules of aspirin (C9 H8 O4 ) are
there in a 166 mg tablet of aspirin? Answer
in units of molec.
explain how you got it please
help! help! help! please...
Moderators: Xen, expert, ChenBeier
First you divide mass of aspirin by its' molecular mass which can be found with this nice tool:
http://www.webqc.org/mmcalc.php
and then multiply the number of moles by the Avogadro number.
http://www.webqc.org/mmcalc.php
and then multiply the number of moles by the Avogadro number.
Chemistry Legend