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Ca3(PO4)2(s) + 3 H2SO4(aq) = 3 CaSO4(s) + 2 H3PO4(aq)
AgNO3 + SrBr2 = Ag + Sr(NO3)2 + Br2 =>
2 AgNO3 + SrBr2 = 2 Ag + Sr(NO3)2 + Br2
FeBr3 + AgNo3 = Fe(No3)3 + AgBr =>
FeBr3 + 3 AgNo3 = Fe(No3)3 + 3 AgBr
Mg3P2 + HNO3 = Mg3(PO4)2 + NO2 + H2O =>
Mg3P2 + 16 HNO3 = Mg3(PO4)2 + 16 NO2 + 8 H2O
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
C19H38O2 + O2 = C02 + H2O =>
2 C19H38O2 + 17 O2 = 19 C02 + 38 H2O
CO2(g) + H2O = C2H6(g) + O2 =>
4 CO2(g) + 6 H2O = 2 C2H6(g) + 7 O2
Ca3(PO4)2(s) + H2SO4(l) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(l) = 3 CaSO4(s) + 2 H3PO4(aq)
BeO + K2CO3 = K2BeO2 + CO2 =>
BeO + K2CO3 = K2BeO2 + CO2
FeS + Ag = Ag2S + Fe =>
FeS + 2 Ag = Ag2S + Fe
Ni + FeSO4 = Fe2 + NiSO4 =>
2 Ni + 2 FeSO4 = Fe2 + 2 NiSO4
Ca3(PO4)2SiO2 = Ca3O2Si(PO4)2 =>
Ca3(PO4)2SiO2 = Ca3O2Si(PO4)2
H2NO2 = NOH2O =>
H2NO2 = NOH2O
NH4Cl + Fe2S3 = (NH4)2S + FeCl3 =>
6 NH4Cl + Fe2S3 = 3(NH4)2S + 2 FeCl3
FeCl3Cu = FeCl2CuCl =>
FeCl3Cu = FeCl2CuCl
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
C14H32 + O2 = CO2 + H2O =>
C14H32 + 22 O2 = 14 CO2 + 16 H2O
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
ZnBr2 + KOH = KBr + Zn(OH)2 =>
ZnBr2 + 2 KOH = 2 KBr + Zn(OH)2
Ca(OH)2 + NH4Cl = NH4OH + CaCl2 =>
Ca(OH)2 + 2 NH4Cl = 2 NH4OH + CaCl2
KAlO2 = Al2O3K2O =>
2 KAlO2 = Al2O3K2O
ZnBr2 + KOH = KBr + Zn(OH)2 =>
ZnBr2 + 2 KOH = 2 KBr + Zn(OH)2
CoCl2 + Na3PO4 = Co3(PO4)2 + NaCl =>
3 CoCl2 + 2 Na3PO4 = Co3(PO4)2 + 6 NaCl
NaI + H2(SO4) = I + H2S + Na(SO4) + H2O =>
4 NaI + 5 H2(SO4) = 4 I + H2S + 4 Na(SO4) + 4 H2O
SnO2 + H2SO3 = Sn(SO3)2 + H2O =>
SnO2 + 2 H2SO3 = Sn(SO3)2 + 2 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
SO3 + H3PO4 = H2SO4 + P2O5 =>
3 SO3 + 2 H3PO4 = 3 H2SO4 + P2O5
HClO4(aq) + K2CO3(aq) = H2CO3(aq) + KClO4(aq) =>
2 HClO4(aq) + K2CO3(aq) = H2CO3(aq) + 2 KClO4(aq)
(NH4)2S + Cl = NH4Cl + S =>
(NH4)2S + 2 Cl = 2 NH4Cl + S
Ba(OH)2(aq) + Ag(CH3COO)(aq) = Ba(CH3COO)2(aq) + AgOH(s) =>
Ba(OH)2(aq) + 2 Ag(CH3COO)(aq) = Ba(CH3COO)2(aq) + 2 AgOH(s)
Fe2 + Br2 = FeBr3 =>
Fe2 + 3 Br2 = 2 FeBr3
Pb + S = PbS2 =>
Pb + 2 S = PbS2
Zn + Pb3O4 = ZnO + PbO =>
Zn + Pb3O4 = ZnO + 3 PbO
Ag(aq) + Na2S(aq) = Ag2S(s) + Na(aq) =>
2 Ag(aq) + Na2S(aq) = Ag2S(s) + 2 Na(aq)
NaBO2 + H2O2 = NaBO3*H2O =>
NaBO2 + H2O2 = NaBO3*H2O
FeH2SO4 = FeSO4H2 =>
FeH2SO4 = FeSO4H2
HCOOHNaOH = HCOONaH2O =>
HCOOHNaOH = HCOONaH2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NO + HNO3 = N2O4 + H2O =>
2 NO + 4 HNO3 = 3 N2O4 + 2 H2O
P3 = P2 =>
2 P3 = 3 P2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeCl3 + K2CrO4 = K2Cl3 + FeCrO4 =>
FeCl3 + K2CrO4 = K2Cl3 + FeCrO4
CaClKPO4 = KClCaPO4 =>
CaClKPO4 = KClCaPO4
Ge(s) + F2(g) = GeF4(s) =>
Ge(s) + 2 F2(g) = GeF4(s)
Li2OMgO = Li2O2Mg =>
Li2OMgO = Li2O2Mg
Fe + S = FeS =>
Fe + S = FeS
SO2(g) + Br2(aq) + H2O(l) = H2SO4(l) + HBr(aq) =>
SO2(g) + Br2(aq) + 2 H2O(l) = H2SO4(l) + 2 HBr(aq)
CaO(s)SiO2(s) = CaO2SiO =>
CaO(s)SiO2(s) = CaO2SiO
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