September 2018 2 9 Report

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wzór liczby i nazwy atomów w masa sumaryczny cząsteczce cząsteczkowa

Mg(OH)2 1 atom magnezu, a2 atomy mMg(OH)2=mMg+2*mO+2*mH=

tlenu i wodoru =24u+2*16+2*1u=58u

Br2

KCI

Ag2O, Fe2S3, K2SO3, Al2(SO4)3, (NH4)3PO4


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