How many moles of sodium atoms in 255 grams of na2so4

asked Sep 11, 2017 137k views

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$M_{Na_(2)SO_(4)}=142(g)/(mol)\\ m=255g\\\\ n=(m)/(M)=(255g)/(142(g)/(mol))\approx1,8mol\\\\ 1,8mol*2=3,6mol \ of \ sodium \ atoms$

ThomasArdal answered Sep 15, 2017

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