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문제 54a
Name each molecular compound. a. SO3 c. BrF5
문제 54b
Name each molecular compound. b. SO2
문제 54d
Name each molecular compound. d. NO
문제 55b
Write the formula for each molecular compound. a. phosphorus trichloride b. chlorine monoxide c. disulfur tetrafluoride
문제 55d
Write the formula for each molecular compound. d. phosphorus pentafluoride
문제 59a
Name each acid. a. HI(aq) b. HNO3(aq) c. H2CO3(aq)
문제 60a
Name each acid. a. HCl(aq)
문제 60b
Name each acid. b. HClO2(aq) c. H2SO4(aq)
문제 61a
Write the formula for each acid. a. hydrofluoric acid b. hydrobromic acid c. sulfurous acid
문제 63b
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. a. SrCl2 b. SnO2
문제 63c
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. c. P2S5
문제 63d
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. d. HC2H3O2(aq)
문제 65c
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. a. KClO3 b. I2O5 c. PbSO4
문제 66b
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. a. XeO3 b. KClO
문제 66c
Refer to the nomenclature flowchart (Figure 3.11) to name each compound. c. CoSO4
문제 67c
Calculate the formula mass for each compound. c. H2SO4
문제 68a
Calculate the formula mass for each compound. a. N2O4
문제 72a
Determine the number of moles (of molecules or formula units) in each sample. a. 55.98 g CF2Cl2
문제 72b
Determine the number of moles (of molecules or formula units) in each sample. b. 23.6 kg Fe(NO3)2
문제 72c
Determine the number of moles (of molecules or formula units) in each sample. c. 0.1187 g C8H18
문제 72d
Determine the number of moles (of molecules or formula units) in each sample. d. 195 kg CaO
문제 73a
How many molecules are in each sample? a. 55.9 g Cl2
문제 73b
How many molecules are in each sample? b. 12.1 kg K2CO3
문제 74
How many molecules (or formula units) are in each sample? a. 67.9 g H2O b. 112 mg NaPO4 c. 32.1 kg C6H12O d. 56.1 g N2
문제 75a
Calculate the mass (in g) of each sample. a. 5.94×1020 SO3 molecules b. 2.8×1022 H2O molecules c. 1 glucose molecule (C6H12O6)
문제 76a
Calculate the mass (in g) of each sample. a. 4.5×1025 O3 molecules
문제 76b
Calculate the mass (in g) of each sample. b. 9.85×1019 CCl2F2 molecules c. 1 water molecule
문제 77
A salt crystal has a mass of 0.27 mg. How many NaCl formula units does it contain?
문제 78
A sugar crystal contains approximately 6.55 * 1017 sucrose (C12H22O11) molecules. What is its mass in mg?
문제 79a
Calculate the mass percent composition of carbon in each carbon-containing compound. a. CH4 b. C2H6