Chemistry 2nd. Edition by Julia Burdge | 9780077354763 | 0077354761 | Holooly

General Chemistry

Chemistry

246 SOLVED PROBLEMS

Question: 22.3

Write formulas for the following compounds: (a) pentaamminechlorocobalt(III) chloride and (b) dichlorobis(ethylenediamine)platinum(IV) nitrate. ...

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(a) [Co(NH3)5Cl]Cl2 (b) [Pt(en)2Cl2](NO3)2

Question: 22.2

Write the names of the following coordination compounds: (a) [Co(NH3)4Cl2]Cl and (b) K3[Fe(CN)6]. ...

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(a) Tetraamminedichlorocobalt(III) chloride (b) Po...

Question: 8.16

Use bond enthalpies from Table 8.6 to estimate the enthalpy of reaction for the combustion of methane: CH4(g) + 2O2(g) → CO2(g) + 2H2O(l) Strategy Draw Lewis structures to determine what bonds are to be broken and what bonds are to be formed. Setup Bonds to break: 4 C—H and 2 O=O. Bonds to form: ...

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[4(414 kJ/mol) + 2(498.7 kJ/mol)] - [2(799 kJ/mol)...

Question: 3.13

Aspirin, acetylsalicylic acid (C9H8O4), is the most commonly used pain reliever in the world. It is produced by the reaction of salicylic acid (C7H6O3) and acetic anhydride (C4H6O3) according to the following equation: ...

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104.8 \cancel{g C_{7}H_{6}O_{3}} × \frac{...

Question: 8.15

Draw two resonance structures for sulfurous acid (H2SO3): one that obeys the octet rule for the central atom, and one that minimizes the formal charges. Determine the formal charge on each atom in both structures. ...

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Following the procedure outlined on page 314, we g...

Question: 8.14

Draw the Lewis structure of xenon tetrafluoride (XeF4). ...

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Question: 8.13

Draw the Lewis structure of arsenic pentafluoride (AsF5). ...

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Question: 8.7

Draw the Lewis structure for carbon disulfide (CS2). ...

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Question: 8.8

The widespread use of fertilizers has resulted in the contamination of some groundwater with nitrates, which are potentially harmful. Nitrate toxicity is due primarily to its conversion in the body to nitrite (NO2^- ), which interferes with the ability of hemoglobin to transport oxygen. Determine ...

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The formal charges are as follows: +1 (N atom), -1...

Question: 8.9

Formaldehyde (CH2O), which can be used to preserve biological specimens, is commonly sold as a 37% aqueous solution. Use formal charges to determine which skeletal arrangement of atoms shown here is the best choice for the Lewis structure of CH2O. ...

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Of the two possible arrangements, the structure on...

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