Chemistry Homework 7
Complete the balanced neutralization equation for the reaction below: KOH(aq) + H₂SO₄(aq)
2 KOH(aq) + H₂SO₄(aq) → K₂SO₄(aq) + 2 H₂O(l)
Balance the following chemical equation (if necessary): KOH + H2S = H2O + K2S
2KOH + H2S → 2H2O + K2S
Balance the following chemical equation (if necessary): Mg + N2 = Mg3N2
3Mg + N2 → Mg3N2
Balance the following chemical equation (if necessary): ZnS + AlP → Zn3P2 + Al2S3
3ZnS + 2AlP → Zn3P2 + Al2S3
What are the reactants in the following equation: HCl(aq) + NaHCO₃(aq)→ CO₂(g) + H₂O(l) + NaCl(aq) A) HCl, NaHCO₃ B) HCl, CO₂ C) NaHCO₃, H₂O D) CO₂, H₂O E) H₂O, NaCl, CO₂
A) HCl, NaHCO₃
Predict the products and balance the following reaction: Ag₂SO₄(aq) + NaCl(aq) → A) Ag₂SO₄(aq) + NaCl(aq) → NaSO₄(aq) + AgCl(s) B) Ag₂SO₄(aq) + NaCl(aq) → Na₂SO₄(aq) + 2AgCl(aq) C) Ag₂SO₄(aq) + 2NaCl(aq) → Na₂SO₄(aq) + 2AgCl(s) D) 2Ag₂SO₄(aq) + 4NaCl(aq) → Na₂SO₄(aq) + 4AgCl(s)
C) Ag₂SO₄(aq) + 2NaCl(aq) → Na₂SO₄(aq) + 2AgCl(s)
Complete the balanced neutralization equation for the reaction below: LiOH(aq) + HBr(aq)
HBr(aq) + LiOH(aq) → LiBr(aq) + H₂O(l)
Complete the balanced neutralization equation for the reaction below: HClO₄(aq) + CsOH(aq)
HClO₄(aq) + CsOH(aq) → CsClO₄(aq) + H₂O(l)
Balance the following chemical equation (if necessary): Mg + HCl = H2 + MgCl2
Mg + 2HCl = H2 + MgCl2
Balance the following chemical equation (if necessary): Mg(OH)2 + HCl = H2O + MgCl2
Mg(OH)2 + 2HCl → 2H2O + MgCl2
Balance the following chemical equation (if necessary): Mg3(PO4)2 = Mg + PO4
Mg3(PO4)2 = 3Mg + 2PO4
Balance the following chemical equation (if necessary): MnO2 + HCl = MnCl2 + H2O + Cl2
MnO2 + 4HCl → MnCl2 + 2H2O + Cl2
Complete the balanced molecular chemical equation for the reaction below. If no reaction occurs, write NR after the reaction arrow. Na2CO3(aq) + Ca(NO3)2(aq)
Na₂CO₃(aq) + Ca(NO₃)₂(aq) → CaCO₃(s) + 2 NaNO₃(aq)
Balance the following chemical equation (if necessary): Zn + AgNO3 = Ag + Zn(NO3)2
Zn + 2AgNO3 = 2Ag + Zn(NO3)2