Give the oxidation number of the underlined atoms in

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Chapter 4 / Exercise 3
Chemistry
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4.Give the oxidation number of the underlined atoms in the following molecules and ions: (7 points)a.ClFb.IF7 c.CH4d.C2H2e.C2H4f.K2CrO4g.K2Cr2O7h.KMnO4i.NaHCO3j.O2k.NaIO3l.K2Om. PF6n.AuCl4(Reference: Chang 4.47)3Copyright © 2014 by Thomas Edison State College. All rights reserved.
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Chemistry
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Chapter 4 / Exercise 3
Chemistry
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5.For the following reactions, identify the type (combination, combustion, decomposition, displacement, methathesis [double-displacement)] neutralization), balance the reaction, and for the redox reactions identify the oxidizing agent and reducing agent. (12 points)
2O
NaCl
O
H2O
H2
24Copyright © 2014 by Thomas Edison State College. All rights reserved.
6.Calculate the molarity of each of the following solutions: (4 points)a.29.0 g of ethanol (C2H5OH) in 545 mL of solutionb.9.00 g of sodium chloride (NaCl) in 86.4 mL of solution(Reference: Chang 4.65)5Copyright © 2014 by Thomas Edison State College. All rights reserved.
7.Calculate the mass of KI in grams required to prepare 5.00 × 102mL of a 2.80 M solution. (3 points)(Reference: Chang 4.59)

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