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2014-04-10T18:47:00+07:00
Diket : massa NaCl = 5,85 gram
Mr NaCl =58,5
ditanya : Volum STP
jawab : di cari dulu molnya
mol = gram/mr
mol = 5,85/58,5
mol = 0,1
maka,
Volume = mol x 22,4
volume = 0,1 x 22,4
volume = 2,24
1 5 1
2014-04-10T18:51:42+07:00
N=gram/mr n=58.5/23+35.5 n=58.5/5.85 n=0.1 n=v/22.4 0.1x22.4=v v=2.24