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KCI=39u+35,5u=74,5u
Ag2O=2*108u+16u=232u
Fe2S3=2*56u+3*32u=208u
K2SO3=2*39u+32u+3*16u=158u
Al2(SO4)3=2*27u+3*32u+12*16u=342u
KCL - 39,10u + 35,45u = 74,55u
Ag2O - 107,87u *2 + 15,99u = 231,39u
Fe2S3 - 55,85u * 2 + 32,07u *3= 207,91u
K2SO3 - 39,10u * 2 + 32,07u + 15,99u * 3 = 158,24u
Al2(SO4)3 - 26,98u *2 + 32,07u * 3 + 15,99u * 12 = 342,07 u
u - masa cząsteczkowa ( atomowa )
Nie zaokrąglałem masy cząsteczkowej.
Myślę , że będzie dobrze...
M Br₂= 2*80u=160u
M KCI= 1*39u + 1*35u=39+33u=74u
M Ag₂O= 1*108u + 2*16u= 108u+32u=140u
M Fe₂S₃= 2*56u + 3*32u=112u+96u=208u
M K₂SO₃= 2*39u + 1*32u + 3*16u= 78u+32u+48u=110u+48u=158u
M Al₂(SO₄)₃= 2*27u + 1*32u + 12*16u [" bo 4*3 to 12"] = 54u + 32u + 192u=
86u + 192u= 278u