Chemistry experiments

Contents / Съдържание

Preface       7

Introduction     9

Equipment and Techniques     12

Writing the report of your work    20

Experiment !.    Introductory exercises     23

Experiment 2.    Mixtures and Compounds         30

Experiment 3.    Types of reactions    33

Experiment 4.    The empirical formula of an unknown compound    37

Experiment 5.    Investigating spectra    40

Experiment 6.    Determination of the density of a gas     42

Experiment 7.    Determination of the moiar mass of a volatile liquid    44

Experiment 8.    Investigating properties of gases    47

Experiment 9.    Preparing a compound     50

Experiment 10.    Determination of the melting point of a solid     53

Experiment I I.    Purification of a sample by recrystallization     56

Experiment 12.    Chromatography    58

Experiment 13.    Investigating physical properties of substances     61

Experiment 14.    Investigating the polarity of molecules    64

Experiment 15.    Investigating heats of solution      65

Experiment 16.    Measuring the heat of solution of a salt    68

Experiment 17.    Determination of the heat of solution of sodium carbonate     71

Experiment 18.    Investigating the efficiency of a camping gas burner    74

Experiment 19.    The effect of concentration on the rate of a reaction     75

Experiment 20. Investigating a) the rate equation and

b) the effect of temperature on the rate of a reaction     78

Experiment 21. Investigating the effect of the concentration of

a reactant on the rate of a reaction     83

за повече информация: 088 682 47 47