hitunglah mol dari 80 gr NaOH ( Ar Na=23,O=16,H=1)

m = 80 gram
Ar na = 23, o= 16, h = 1

mol (n) = m/mr NaOH
= 80/(23+16+1)
= 80/40
= 2 mol

Konsep Mol
Kimia X

Siapkan Mr NaOH = 23 + 16 + 1 = 40

Mol = massa / Mr

Mol = 80 / 40

Diperoleh NaOH sebanyak 2 mol