Odpowiedź:
1) 1.BaS=137u+32u=169u
2.CO2=12u+16u×2=44u
3.NaF=23u+19u=42u
4.Ca(OH)2=40u+2×16u+2×1u=74u
5.HgO=200u+16u=216u
2)1.P4=31×4=124u
2.O3=16×3=48u
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Odpowiedź:
1) 1.BaS=137u+32u=169u
2.CO2=12u+16u×2=44u
3.NaF=23u+19u=42u
4.Ca(OH)2=40u+2×16u+2×1u=74u
5.HgO=200u+16u=216u
2)1.P4=31×4=124u
2.O3=16×3=48u