Rabu, 10 November 2010

laporan praktikum sitesis krom alum

I. Tujuan
1.mensintesis garam rangkap krom alum,K2Cr(SO4)2 dari kalium dikromat,asam sulfat,dan etanol
2.memurnikan garam rangkap krom alum,K2Cr(SO4)2 dengan teknik Vapour Difusion
3.melakukan analisis kualitatif untuk sampel krom alum,K2Cr(SO4)2 hasil sintesis

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