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Homework Answers
a)
1 Al2(CO3)3 (s)
1 Al2O3 (s) + 3 CO2 (g)
| element | right | left |
| Al | 2 | 2 |
| C | 3 | 3 |
| O | 9 | 9 |
b)
1 Hg2(NO3)2 (aq) + 2
NaBr (aq) 1
Hg2Br2 (s) + 2 NaNO3
(aq)
| element | right | left |
| Hg | 2 | 2 |
| N | 2 | 2 |
| O | 6 | 6 |
| Na | 2 | 2 |
| Br | 2 | 2 |
C)
2 (NH4)3PO4 (aq) + 3
Pb(NO3)2 (aq) 1
Pb3(PO4)2 (s) + 6
NH4NO3 (aq)
| element | right | left |
| N | 6 | 6 |
| H | 24 | 24 |
| O | 26 | 26 |
| P | 3 | 3 |
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q3 Balance the following chemical reactions (choose "1" if no coefficient is needed): a) [Select] Al2(CO3)3(s)...
Chemical Reactions Balance the following chemical reactions, and classify reactions 1, 2 and 7. Fe +...
Chemical Reactions Balance the following chemical reactions, and classify reactions 1, 2 and 7. Fe + H2SO4 → — Fez(SO4)3 + | CzH6 H2O + + | KOH + K3PO4 + + | SnO2 + H2 → Sn + | NH3 + NO + | KNO3 + K2CO3 + B2Br + B(NO3)3 + BF3 + + - B2(SO3)3 + (NH4)3PO4 + + Pb(NO3)4 → Pb3(PO4)4 + NH4NO3 | 10. — Sects + 0 — Seoz +— az |
Choose the correct coefficients for balancing the given chemical equation. ...(NH4)2CO3 (aq) + ..AI(NO3)3 (aq) →...
Choose the correct coefficients for balancing the given chemical equation. ...(NH4)2CO3 (aq) + ..AI(NO3)3 (aq) → ... NH4NO3 (aq) + ...Al2(CO3)3 (s) Select one: A. 1, 6, 3, 2 B. 3, 2, 6, 1 C. 3, 2, 6, 2 D. 1, 6, 2, 3 The oxidation number of Cr in Cr2O72- is... Select one: A. +3 B. -6 C.-3 D. +6
q4 Classify each of the following chemical reactions: a) 3 Sn(s) + 2 P(s) Sn3P2(s) [Select]...
q4
Classify each of the following chemical reactions: a) 3 Sn(s) + 2 P(s) Sn3P2(s) [Select] b) 2 HCIO4(aq) + Ba(OH)2(s) — Ba(CIO4)2(s) + 2 H2O(1) [Select] c) Cu(s) + 2 AgCzH302(aq) – Cu(C2H302)2(aq) + 2 Ag(s) Select] d) 2 LICIO3(s) - 2 LICI(s) + 302(9) [ Select e) Pb(NO3)2(aq) + 2 LiCl(aq) - PbCl2(s) + 2 LINO3(aq) Select eagleonline hccs.edu/courses/99182/quizzes/52 Classify each of the following chemical reactions: a) 3 Sn(s) + 2P(s) - Sn3Pz(s) (Select] [Select] combination decomposition single-replacement...
Identify which of the following are acid-base reactions. Select all that apply. Choose one or more:...
Identify which of the following are acid-base reactions. Select all that apply. Choose one or more: 0 A. HCOOH(aq) + NaOH(aq) + HCOONa(aq) + H2O O B. Hl(aq) + CH3NH2(aq) + CH3NH3 + (aq) + 1-(aq) O C. NaOH(aq) + HCIO4(aq) + NaClO4(aq) + H20(1) O D. 2 NaCl(aq) + Pb(NO3)2(aq) → PbCl2(s) + 2 NaNO3(aq) o E. Fe3+(aq) + 3 Ag(s) + 3Ag+(aq) + Fe(s)
1. Provide balanced chemical equations for each of the chemical reactions that you performed. [Reaction (2b)...
1. Provide balanced chemical equations for each of the chemical reactions that you performed. [Reaction (2b) is omitted here.] (1a) _______ Pb(NO3)2 (aq) + ________ K2CrO4 (aq) → ________ KNO3 (aq) + ________ PbCrO4 (s) (1b) _______ Pb(NO3)2 (aq) + ________ Na2SO4 (aq) → ________ NaNO3 (aq) + ________ PbSO4 (s) (2a) _______ HCl (aq) + ________ Mg (s) → ________ MgCl2 (aq) + ________ H2 (g) (2c) _____ HC2H3O2 (aq) + ______NaHCO3 (s) → ______ NaC2H3O2 (aq) + _____...
using double displacement predict the solid given by the following chemical reactions. Then give the correct...
using double displacement predict the solid given by
the following chemical reactions. Then give the correct name of the
solid
Part 1: Using double displacement predict the solid given by the following chemical reactions. Then give the correct name of the solid 1. Ba(NO3)2 (aq) + K2SO4 (aq) Chemical Formula: (s) Name: 2. AgNO3 (aq) + NaBr (aq) Chemical Formula: (s) Name: (s) Name: Chemical Formula: 3. FeCl3 (aq)+3 KOH (aq) Name (s) Chemical Formula: 4. Pb (NO3)2 (aq)+ K2SO4...
Which of the reactions below does not represent a redox reaction? O 3 Al (s) +...
Which of the reactions below does not represent a redox reaction? O 3 Al (s) + 6 HCl(aq) - 3H2(g) + AICI3 (aq) O 2 NaCl (aq) + Pb(NO3)2 (aq) PbCl2 (s) + 3 NaNO3 (aq) 2 Nal (aq) + Br2 (1) 2 NaBr (aq) + 12 (g) O 2 H20 (1)2 H2 (g) + O2 (g) None of these
Predict the products of the following reactions and balance the chemical equations. 1. Synthesis Reactions a)...
Predict the products of the following reactions and balance the chemical equations. 1. Synthesis Reactions a) 2Na(s) + Cl2(g) → 2NaCl (s) b) 3Mg(s) + N2(g) → Mg3N2 (8) 2. Decomposition Reactions a) 2HgO(s) → 2Hg (s)+ O2(g) b)Li2O(s)2Li (g)+ 0-2 (g) 3. Single Displacement Reactions a) Al(s) + Pb(NO3)2 (aq) → Al(NO3)2 + Pb b) Ca(s) + HNO3(aq) → 4. Double Displacement Reactions Remember to include state symbols to show if a precipitate forms. a) CaCl2(aq) +_ Li2SO4(aq) →...
Balance each of the following chemical reactions. a)Fe(s) + H2SO4(aq) → Fe2(S04)3(aq) + H2(g) b) Al2(SO4)3(aq)...
Balance each of the following chemical reactions. a)Fe(s) + H2SO4(aq) → Fe2(S04)3(aq) + H2(g) b) Al2(SO4)3(aq) + NaOH(aq) → Na2SO4(aq) + Al(OH)3(s
1. Using the boxes below, balance the following chemical equations and fill in the blanks with...
1. Using the boxes below, balance the following chemical
equations and fill in the blanks with the coefficient and the
tables .
a) _____ Al(s) + _____ Cl2(g)
_____ AlCl3(s)
Reactants
Products
Al
Al
Cl
Cl
b) ___ Cr2O3(s) + _____ CCl4(l)
____ CrCl3(s) + _____ COCl2(g)
Reactants
Products
Cr
Cr
O
O
C
C
Cl
Cl
C ) _____ NO2(g) + _____ H2(g)
____ NH3(g) + _____ H2O(g)
Reactants
Products
2. Continue working on balancing chemical equations...
Chemical Reactions Balance the following chemical reactions, and classify reactions 1, 2 and 7. Fe + H2SO4 → — Fez(SO4)3 + | CzH6 H2O + + | KOH + K3PO4 + + | SnO2 + H2 → Sn + | NH3 + NO + | KNO3 + K2CO3 + B2Br + B(NO3)3 + BF3 + + - B2(SO3)3 + (NH4)3PO4 + + Pb(NO3)4 → Pb3(PO4)4 + NH4NO3 | 10. — Sects + 0 — Seoz +— az |
Choose the correct coefficients for balancing the given chemical equation. ...(NH4)2CO3 (aq) + ..AI(NO3)3 (aq) → ... NH4NO3 (aq) + ...Al2(CO3)3 (s) Select one: A. 1, 6, 3, 2 B. 3, 2, 6, 1 C. 3, 2, 6, 2 D. 1, 6, 2, 3 The oxidation number of Cr in Cr2O72- is... Select one: A. +3 B. -6 C.-3 D. +6
q4
Classify each of the following chemical reactions: a) 3 Sn(s) + 2 P(s) Sn3P2(s) [Select] b) 2 HCIO4(aq) + Ba(OH)2(s) — Ba(CIO4)2(s) + 2 H2O(1) [Select] c) Cu(s) + 2 AgCzH302(aq) – Cu(C2H302)2(aq) + 2 Ag(s) Select] d) 2 LICIO3(s) - 2 LICI(s) + 302(9) [ Select e) Pb(NO3)2(aq) + 2 LiCl(aq) - PbCl2(s) + 2 LINO3(aq) Select eagleonline hccs.edu/courses/99182/quizzes/52 Classify each of the following chemical reactions: a) 3 Sn(s) + 2P(s) - Sn3Pz(s) (Select] [Select] combination decomposition single-replacement...
Identify which of the following are acid-base reactions. Select all that apply. Choose one or more: 0 A. HCOOH(aq) + NaOH(aq) + HCOONa(aq) + H2O O B. Hl(aq) + CH3NH2(aq) + CH3NH3 + (aq) + 1-(aq) O C. NaOH(aq) + HCIO4(aq) + NaClO4(aq) + H20(1) O D. 2 NaCl(aq) + Pb(NO3)2(aq) → PbCl2(s) + 2 NaNO3(aq) o E. Fe3+(aq) + 3 Ag(s) + 3Ag+(aq) + Fe(s)
using double displacement predict the solid given by
the following chemical reactions. Then give the correct name of the
solid
Part 1: Using double displacement predict the solid given by the following chemical reactions. Then give the correct name of the solid 1. Ba(NO3)2 (aq) + K2SO4 (aq) Chemical Formula: (s) Name: 2. AgNO3 (aq) + NaBr (aq) Chemical Formula: (s) Name: (s) Name: Chemical Formula: 3. FeCl3 (aq)+3 KOH (aq) Name (s) Chemical Formula: 4. Pb (NO3)2 (aq)+ K2SO4...
Which of the reactions below does not represent a redox reaction? O 3 Al (s) + 6 HCl(aq) - 3H2(g) + AICI3 (aq) O 2 NaCl (aq) + Pb(NO3)2 (aq) PbCl2 (s) + 3 NaNO3 (aq) 2 Nal (aq) + Br2 (1) 2 NaBr (aq) + 12 (g) O 2 H20 (1)2 H2 (g) + O2 (g) None of these
Predict the products of the following reactions and balance the chemical equations. 1. Synthesis Reactions a) 2Na(s) + Cl2(g) → 2NaCl (s) b) 3Mg(s) + N2(g) → Mg3N2 (8) 2. Decomposition Reactions a) 2HgO(s) → 2Hg (s)+ O2(g) b)Li2O(s)2Li (g)+ 0-2 (g) 3. Single Displacement Reactions a) Al(s) + Pb(NO3)2 (aq) → Al(NO3)2 + Pb b) Ca(s) + HNO3(aq) → 4. Double Displacement Reactions Remember to include state symbols to show if a precipitate forms. a) CaCl2(aq) +_ Li2SO4(aq) →...
1. Using the boxes below, balance the following chemical
equations and fill in the blanks with the coefficient and the
tables .
a) _____ Al(s) + _____ Cl2(g)
_____ AlCl3(s)
Reactants
Products
Al
Al
Cl
Cl
b) ___ Cr2O3(s) + _____ CCl4(l)
____ CrCl3(s) + _____ COCl2(g)
Reactants
Products
Cr
Cr
O
O
C
C
Cl
Cl
C ) _____ NO2(g) + _____ H2(g)
____ NH3(g) + _____ H2O(g)
Reactants
Products
2. Continue working on balancing chemical equations...
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