August 2018 1 20 Report
Tolong dibantu . Thanks :)


1. Banyaknya partikel yang terdapat dalam 2 mol H2SO4 adalah.....
2. Jika Ar H=1, Fe=56, O=16, maka massa molekul relatif Fe (OH)3 adalah.....
3. Massa Nitrogen yang terdapat dalam 240 gr pupuk urea CO(NH2)2 adalah...

Thanks for help . :)
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