Oblicz masy czasteczkowe ponizszych substancji chemicznych H3 PO4 Na2 CO3 KOH Fe2 O3
H3PO4=3*1u+31u+4*16u=3u+31u+64u=98u
Na2CO3=2*23u+12u+3*16u=46u+12u+48u=106u
KOH=39u+16u+1u=56u
Fe2O3=2*56u+3*16u=112u+48u=160u
H3PO4
mcz= 3*1u+1*31u+4*16u=98u
Na2CO3
mcz= 2*23u+1*12u+3*16u=106u
KOH
mcz=1*40u+1*16u+1*1u=56u
Fe2O3
mcz=2*56u+3*16u=160u
:)
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H3PO4=3*1u+31u+4*16u=3u+31u+64u=98u
Na2CO3=2*23u+12u+3*16u=46u+12u+48u=106u
KOH=39u+16u+1u=56u
Fe2O3=2*56u+3*16u=112u+48u=160u
H3PO4
mcz= 3*1u+1*31u+4*16u=98u
Na2CO3
mcz= 2*23u+1*12u+3*16u=106u
KOH
mcz=1*40u+1*16u+1*1u=56u
Fe2O3
mcz=2*56u+3*16u=160u
:)