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Chem HW: #65-88 (Red Q's)
65. a. HNO3/nitric acid b. H2CO3/carbonic acid c. H3PO4/phosphoric acid

67. a. oxyacid/O3PO4 b. ionic compound with polyatomic ion/NH4Br c. binary covalent compound/P2I4 d. ionic compound with polyatomic ion/LiHSO4 e. binary acid/HCl f. binary ionic compound/Mg3N2 g. oxyacid/HC2H3O2 h. ionic compound with polyatomic ion/PbHPO4

69. a. binary acid/hydrobromic acid b. binary covalent compound/chlorine trifluoride c. binary ionic compound/calcium bromide d. ionic compound with polyatomic ion/iron sulfate e. oxyacid/carbonic acid f. ionic compound with polyatomic ion/ammonium sulfate g. ionic compound with polyatomic ion/potassium hydrogen sulfate

71. a. 65. 9964 b. 93.128

73. a. 7.398 * 10–3 mol C8H9NO b. 2.03 * 103 g C8H9NO

76. a. molecules b. formula units c. formula units d. molecules

78. a. 448.69 b. 342.154

80. a. 5.00 * 10–3 mol CaCO3 b. 10.01 kg CaCO3

82. 1.5 * 10–3 mol Al2O3

84. 2molN/1molN2O5

86. 2molCr/1molCr2O3

88. 2 mols
     
 
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