Berapa konsentrasi molar larutan NaoH jika 4 gram NaoH (mr:40) terlarut dalam 100 ml larutan..?@
Kimia
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Pertanyaan
Berapa konsentrasi molar larutan NaoH jika 4 gram NaoH (mr:40) terlarut dalam 100 ml larutan..?@
2 Jawaban
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1. Jawaban Aris18
molaritas = w / Mr . 1000/v
M = 4/40 . 1000/100
M = 1/10 . 10
M = 1 M -
2. Jawaban shaunreed
n= m/mr
n= 4/40 = 0.1 mol
100 ml = 0.1L
M = n/v
M = 0.1/0.1L = 1M