May 2019 1 15 Report
Diketahui rumus molekul urea CO(NH2)2 berapa mol atom hidrogen terdapat dalam 3 urea adalah .... (Ar C=12; O=16; N=14; H=12)
(sekalian caranyanya biar saya paham :) )
A.0,1 mol
B.0,2 mol
C.0,5 mol
D. 5 mol
E.10 mol

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