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(Snow College)

Snow College is a rural, two-year state college located in Ephraim, Utah, U.S. It offers certificates and associate degrees in a number of areas. Snow College is operated as part of the Utah System of Higher Education.

More information: http://en.wikipedia.org/wiki/Snow_College

Homework Answers

Homework Answers

9.49 – second one has more 9.51 – 1040 L @ STP 9.57 – 167 balloons 9.67 – a) 30.1 amu, b) 26.02 amu 9.71 - 1170 L of gas Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Homework Answers

Homework Answers

10.26 – a) BP ≈ 300 K, MP ≈ 180 K, b) i) solid, ii) gas, iii) Supercritical 10.29 – b) 3 triple points, e) diamond – higher pressure 10.85 – a) Liquid → Solid, b) Gas → Supercritical Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Homework Answers

Homework Answers

9.113 – a) PNO = .0832, PCl2 = .0416, PNOCl2 = .121 (atm) b) 40.7% 9.121 – a) C5H12O b) 88.16 g/mole c) C5H12O +15/2O2 → 5CO2 + 6H2O ΔH˚ = -3368.7 kJ/mol d) -313.6 kJ/mole Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Atomic Number, Mass Number, Isotopes, etc.

Atomic Number, Mass Number, Isotopes, etc.

Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Periodic Table, Properties, Measurements

Periodic Table, Properties, Measurements

Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Bonds, Acids, and Bases

Bonds, Acids, and Bases

Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Dipole Moments, Intermolecular Forces and Liquids

Dipole Moments, Intermolecular Forces and Liquids

Copyright © 2008 Pearson Prentice Hall, Inc.
Electrolytes, Net Ionic Equations, and Solubility

Electrolytes, Net Ionic Equations, and Solubility

Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Particle and Wavelike Properties and Uncertainty Principle

Particle and Wavelike Properties and Uncertainty Principle

Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Energy, Work, Heat, and Enthalpy

Energy, Work, Heat, and Enthalpy

Copyright © 2008 Pearson Prentice Hall, Inc.
Halogens and Noble Gases

Halogens and Noble Gases

Copyright © 2008 Pearson Prentice Hall, Inc.
Empirical Formulas and Elemental Analysis

Empirical Formulas and Elemental Analysis

Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
History of Atomic Theory

History of Atomic Theory

Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Homework Answers

Homework Answers

8.29 – 8.37 – Sum of all EK and EP for all particles in system 8.45 – H2O(g) is highest, H2O(s) is lowest 8.107 – 1.73 ˚C Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*

Homework Answers

Homework Answers

8.31 – 8.67 – Elements in standard state formed from elements in ss. 8.69 – +48.6 kJ/mole 8.71 – -492.6 kJ 8.73 – 3369 kJ 8.77 – -39 kJ 8.79 – 0.0 kJ 8.99c - -24.8 kJ Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Yields, Limiting Reactants, and Solutions

Yields, Limiting Reactants, and Solutions

Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Homework Answers

Homework Answers

10.31 – Constant T so Pvap is constant at 28.0 mm Hg 10.47 – a) melting, b) no change, still liquid 10.49 – boils when Patm gets down to Pvap 10.51 – 36.6 kJ released 10.53 – 26.9 kJ released 10.55 – 10.57 – 7.12 J/(K∙mole) 10.119 – BP = 77˚C, Pvap = 58.9 mm Hg Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
Homework Answers

Homework Answers

10.23 – a) cubic-closest, b) simple cubic, c) hex.-closest, d) body-centered cubic 10.25 – a) CaTiO3, b) +4 10.73 – a) 175 pm, b) 11.3 g/cm3 10.75 – 549 pm 10.77 – d = 428 pm, r = 185 pm 10.81 – one Cl- and one Cs+ per cell 10.115 – a) 3 Nb’s and 3 O’s, b) NbO, c) +2 Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 1/*
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