CHEM 25 HW CH 7 - Chemical Reactions

What are the reactants in the following equation HCl(aq) + NaHCO₃(aq)→ CO₂(g) + H₂O(l) + NaCl(aq) HCl, NaHCO3 HCl, CO2 NAHCO3, H2O CO2, H2O H2O, NaCl, CO2

HCl, NaHCO3

Write a balanced chemical equation based on the following description: Solid potassium oxide reacts with liquid water to produce aqueous potassium hydroxide

K₂O (s) + H₂O(l) →2KOH(aq)

Balance the following chemical equation (if necessary): NH4NO2(s) > N2(g) + H2O(I)

NH3NO2 (s) > N2(s) + 2H2O (l)

Write a balanced chemical equation based on the following description: Gaseous nitrogen and hydrogen react to form gaseous ammonia

N₂(g) +3H₂(g) ⇌ 2NH₃ (g)

Write a balanced chemical equation based on the following description: Solid tetraphosphorus decoxide can be synthesized from solid tetraphosphorus (P₄) and oxygen gas.

P₄+5O₂>P4O10

What type of reaction is represented by the following equation: KOH(aq) + NH₄Cl(aq) → NH₃(aq) + KCl(aq) + H₂O(l) acid-base decomposition precipitation redox (oxidation-reduction)

acid-base

Balance the following chemical equation (if necessary): C6H6(I) + O2(g) > H2O(g) + CO2(g)

2C6H6 (l) + 15 O2(g) 12 CO2(g) + 6 H2O (g)

Write a balanced chemical equation based on the following description: Solid chromium reacts with solid iodine to form solid chromium(III) iodide.

2Cr(s) +3I₂(s) → 2CrI₃(s)

Write a balanced chemical equation based on the following description: Iron metal reacts with oxygen gas to produce solid iron(III) oxide

4Fe(s) +3O₂ (g) → 2Fe₂O₃

Which of the following represents the generic form of a double-displacement reaction? A+B > AB A+BX > AX +B AX + BY > AY + BX AB > A + B

AX + BY > AY + BX

Balance the following chemical equation (if necessary) for the combustion reaction of propane: C3H8(g) + O2(g) > CO2(g) + H2O (g)

1 C3H8 + 5 O2 → 3 CO2 + 4 H2O

Write a balanced chemical equation based on the following description: The reaction of gaseous C₅H₄ with oxygen gas produces gaseous carbon dioxide and water vapor

C₅H₄(g)+6O₂(g) → 5CO₂+2H₂O(g)

Balance the following chemical equation (if necessary) for the combustion reaction of glucose: C6H12O6(s) + O2 (g) > CO2(g) + H2O (g)

C6H12O6(s) + 6O2(g) 6 CO2(g) + 6 H2O(g)

Write a balanced chemical equation based on the following description: The reaction of solid iron(III) sulfide with aqueous hydrochloric acid to form aqueous iron(III) chloride and hydrogen sulfide gas.

Fe₂S₃ (s) + 6HCl (aq) > 2FeCl₃ (aq) + 3H₂S (g)

What type of reaction is represented by the following equation: C₄H₈(g) + 6O₂(g) → 4CO₂(g) + 4H₂O(g) acid-base decomposition precipitation redox (oxidation-reduction)

redox (oxidation-reduction)