Tro - Chemistry: A Molecular Approach 4th Edition - Chapter 3

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Ch.3 - Molecules, Compounds & Chemical Equations

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Tro 4th Edition

Ch.3 - Molecules, Compounds & Chemical Equations

Problem 44f
Write the formula for each ionic compound. f. iron(II) phosphate
Problem 45a,b,c,d
Write the name from the formula or the formula from the name for each hydrated ionic compound.
a. CoSO₄•7 H₂O
b. iridium(III) bromide tetrahydrate
c. Mg(BrO₃)₂•6 H₂O
d. potassium carbonate dihydrate
Problem 46a,b,c,d
Write the name from the formula or the formula from the name for each hydrated ionic compound.
a. cobalt(II) phosphate octahydrate
b. BeCl₂•2 H₂O
c. chromium(III) phosphate trihydrate
d. LiNO₂•H₂O
Problem 47
Name each molecular compound. a. CO b. NI₃ c. SiCl₄ d. N₄Se₄
Problem 48a,c
Name each molecular compound. a. SO₃ c. BrF₅
Problem 48b
Name each molecular compound. b. SO₂
Problem 48d
Name each molecular compound. d. NO
Problem 49a,b,c
Write the formula for each molecular compound. a. phosphorus trichloride b. chlorine monoxide c. disulfur tetrafluoride
Problem 49d
Write the formula for each molecular compound. d. phosphorus pentafluoride
Problem 51a,b,c
Name each acid. a. HI(aq) b. HNO₃(aq) c. H₂CO₃(aq)
Problem 52a
Name each acid. a. HCl(aq)
Problem 52b,c
Name each acid. b. HClO₂(aq) c. H₂SO₄(aq)
Problem 53a,b,c
Write the formula for each acid. a. hydrofluoric acid b. hydrobromic acid c. sulfurous acid
Problem 54
Write the formula for each acid. a. phosphoric acid b. hydrocyanic acid c. chlorous acid
Problem 55a,b
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. a. SrCl₂ b. SnO₂
Problem 55c
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. c. P2S5
Problem 55d
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. d. HC2H3O2(aq)
Problem 56a
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. a. HNO₂(aq)
Problem 57a,b,c
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. a. KClO₃ b. I₂O₅ c. PbSO₄
Problem 58a,b
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. a. XeO₃ b. KClO
Problem 58c
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. c. CoSO4
Problem 59a,b,c,d
Calculate the formula mass for each compound. a. NO₂ c. C₆H₁₂O₆ b. C₄H₁₀ d. Cr(NO₃)₃
Problem 60a,b,c,d
Calculate the formula mass for each compound. a. MgBr₂ b. HNO₂ c. CBr₄ d. Ca(NO₃)₂
Problem 61
Calculate the number of moles in each sample: a. 72.5 g CCl4 b. 12.4 g C12H22O11 c. 25.2 kg C2H2 d. 12.3 g dinitrogen monoxide
Problem 62
What is the mass of each sample? a. 15.7 mol HNO3 b. 1.04 × 10^-3 mol H2O2 c. 72.1 mmol SO2 d. 1.23 mol xenon difluoride
Problem 63
Determine the number of moles (of molecules or formula units) in each sample. a. 25.5 g NO₂ b. 1.25 kg CO₂ c. 38.2 g KNO₃ d. 155.2 kg Na₂SO₄
Problem 64a
Determine the number of moles (of molecules or formula units) in each sample. a. 55.98 g CF₂Cl₂
Problem 64b
Determine the number of moles (of molecules or formula units) in each sample. b. 23.6 kg Fe(NO₃)₂
Problem 64c
Determine the number of moles (of molecules or formula units) in each sample. c. 0.1187 g C₈H₁₈
Problem 64d
Determine the number of moles (of molecules or formula units) in each sample. d. 195 kg CaO