Решите хим. уравнения! Ra+N2=
Ni+HCl=
Cr+O2=
NiCl2+Cu=
K+HNO3=
Fe+Cl2=
Na+H20=
K+NaCl=
S+Ca=
BaSO4+K=
Na2SO4+K=
Fe+O2=
Ba+H2O=
Mn+H2O=
Ca+Cr2O3=
Ni+HCl=
Cr+O2=
NiCl2+Cu=
K+HNO3=
Fe+Cl2=
Na+H20=
K+NaCl=
S+Ca=
BaSO4+K=
Na2SO4+K=
Fe+O2=
Ba+H2O=
Mn+H2O=
Ca+Cr2O3=
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