Suggested and Practice Problems

# Suggested and Practice Problems - SUGGESTED PROBLEMS and...

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SUGGESTED PROBLEMS and Learning Tips CHEM 1151 (this is IN ADDITION TO Required Homework using “MasteringChemistry” online homework/tutorial) Ch. 1: Measurements Concept Checks: 1,2,3,4,7,8 Sample Problems: 1,2,3,4,5,6,7,8,9, 10 ,11,15,16 Questions and Problems: 1,3,5, 7 ,9,11,13,15,17,19,21,23,25,27,29,33,35,37,39, 41 ,43,45(a-c), 47(a-d),49,51,53,55(a-c), 57(a,b),59,63,65,69 kilo-(kg, kL, km)= 1000 meters(10 3 ); 1km=1000m deci-(dg, dL, dm)=0.1 meter(10 -1 ); 1m=10dm centi-(cg, cL, cm)=0.01 meter(10 -2 ); 1m=100cm milli-(mg, mL, mm)=0.001 meter(10 -3 ); 1m=1000mm other useful equalities: 1.00kg = 2.20lbs, 1 inch = 2.54 cm, 1mL = 1cc = 1cm 3 practice converting one unit to another learn rules for “significant figures” in measurements (inexact numbers) and mathematical operations be comfortable with density concepts and calculations Ch. 2: Matter and Energy Concept Checks: Energy: 1,4; Matter: 6,7,8 Sample Problems: Energy: 4,5,9; Matter: 10,11 Questions and Problems: Energy:1,3,9(c,d),13,15; Matter: 29, 31,33,35,37,39,41,45 explain the differences and similarities among the three temperature scales classification of matter and its properties and changes describe changes of state and recognize energy involved (melting, heat of fusion, boiling, sublimation, heat of vaporization, heating/cooling curves,…) Ch. 3: Atoms and Elements Concept Checks: all except 3.6 Sample Problems: all except 3.7 Questions and Problems: all odd up to 3.43 (omit 3.45-.49) do 3.49-3.55 (omit 3.57, 3.59, 3.61) do 3.63-3.75 learn the “common elements” and their symbols on p. 97 use the periodic table to predict trends such as atomic radius and ionization energy (low ionization energy means

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## This note was uploaded on 03/23/2011 for the course CHEMISTRY 1151 taught by Professor Schoene during the Spring '11 term at Georgia Perimeter.

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Suggested and Practice Problems - SUGGESTED PROBLEMS and...

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