10. Lead (II) carbonate reacts with nitric acid to form lead (II) nitrate, water and carbon dioxide. 11. Hydrogen peroxide (H2O2) decomposes to produce liquid water and oxygen gas. 12. Magnesium chlorate decomposes to form magnesium chloride and oxygen gas. 13. Sodium sulfide reacts with nickel (II) nitrate to form nickel sulfide and sodium nitrate. 14. Aluminum, when hot enough, burns in air to form aluminum oxide. 15. Copper (II) oxide, heated in the presence of methane gas (CH4), produces pure copper metal and the gases carbon dioxide and water. 16. Solutions of sodium carbonate and iron (III) chloride react to form solid iron (III) carbonate and sodium chloride in solution.

Classify each chemical reaction: Reaction Cl₂(g) + CuBr₂ (aq) FeCl₂ (aq) + Bas (aq) - CuCl₂ (aq) + Br₂ (1) - → BaCl₂ (aq) + FeS (s) Mg(s) + Br₂ (1)→ Mg Br₂ (s) H₂SO3(aq) → H₂O (1) + SO₂(g) - Type choose one choose one choose one choose one X C ♥ C 9

5. Complete and balance the following combustion reactions. (You will need to determine the molecular formulas of the reactants.) а. pentane + О2 b. toluene + O2 c. cyclohexene + O2

5. Provide a balanced chemical equation, be sure to include state designations. a. Hydrogen and oxygen react to form steam. b. In an aqueous solution, zinc acetate and sodium sulfide are mixed. c. Lithium and bromine react. d. Combustion of liquid butane (C4H10). e. Dilute sulfuric acid is added to a solution of aluminum hydroxide. f. Decomposition of potassium chlorate.

For each of the following reactions, (i) write a complete, balanced equation that includes appropriate state symbols and (ii) name the type of reaction that occurs. Note: More than one name may apply to a single reaction. a. Solid copper reacts with aqueous silver(I) nitrate to form solid silver and aqueous copper(II) nitrate b. Aqueous sodium sulfide and aqueous lead(II) acetate produce aqueous sodium acetate and solid lead(II) sulfide

Change the following word equation into chemical equation. Write a complete balanced equation for each reaction and state the type of chemical change involved.

• Write a skeleton equation for the double replacement reactions. • Identify the precipitate (one of the products) by putting (s) after the chemical formula. Note, all other compounds in the reaction are aqueous (aq). Balance the equation. 3. Silver fluoride reacts with nickel (II) chloride to produce silver chloride and nickel (II) fluoride.

Solid potassium iodide decomposes into iodine gas and solid potassium ?

For his first experiment, Samuel obtains samples of solid acetic acid powder and solid sodium bicarbonate powder from his chemistry teacher.  He mixes the two powders together, but there is no reaction. a) What needs to happen between particles of acetic acid and sodium bicarbonate for a reaction to occur?

Answer questions 4 through 8. Please include the states.