Matter - Its Properties and Measurement

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Matter - Its Properties and Measurement

Содержание

2. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Contents Physical properties and states of
3. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Properties of Matter Matter: Occupies space,
4. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 States of Matter
5. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Classification of Matter
6. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Separations
7. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Separating Mixtures mixture Chromatography
8. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Significant Figures Number 6.29 g 0.00348
9. Prof G. I. Csonka General Chemistry: Chapter 1 Slide of 19 Significant figures Multiplying and dividing.
10. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Units S.I. Units Length metre, m
11. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19
12. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Temperature
13. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Relative Temperatures
14. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Volume
15. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Density = m/V m=Vδ V=m/δ g/mL
16. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Conversion What is the mass of
17. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Wrong units
18. Prentice-Hall © 2002 General Chemistry: Chapter 1 Slide of 19 Uncertainties Systematic errors. Thermometer constantly 2°C
20. Скачать презентацию

Слайд 2

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
Contents
Physical properties and

states of matter
Système International Units
Uncertainty and significant figures
Dimensional analysis

http://cwx.prenhall.com/petrucci/chapterhttp://cwx.prenhall.com/petrucci/chapter1http://cwx.prenhall.com/petrucci/chapter1/deluxe.html

Слайд 3

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
Properties of Matter
Matter: Occupies

space, has mass and inertia
Composition: Parts or components ex. H2O, 11.9% H and 88.81% O
Properties: Distinguishing features
physical and chemical properties

Слайд 4

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
States of Matter

Слайд 5

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
Classification of Matter

Слайд 6

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
Separations

Слайд 7

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
Separating Mixtures
mixture
Chromatography

Слайд 8

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
Significant Figures
Number
6.29 g
0.00348 g
9.0

1.0 × 10-8
100 eggs
π = 3.14159

Count from left from first non-zero digit.

Significant
Figures
3

infinite

various

13.4

Слайд 9

Prof G. I. Csonka
General Chemistry: Chapter 1
Slide of 19
Significant figures
Multiplying and

dividing.
Use the fewest significant figures.

0.01208 ÷ 0.236

= 0.0512
= 5.12 × 10-2

Слайд 10

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
Units

S.I. Units
Length metre, m
Mass Kilogram,

kg
Time second, s
Temperature Kelvin, K
Quantity Mole, 6.022×1023 mol-1
Derived Quantities
Force Newton, kg m s-2
Pressure Pascal, kg m-1 s-2
Eenergy Joule, kg m2 s-2

Other Common Units
Length Angstrom, Å, 10-8 cm
Volume Litre, L, 10-3 m3
Energy Calorie, cal, 4.184 J
Pressure
1 Atm = 101.325 kPa
1 Atm = 760 mm Hg

Слайд 11

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19

Слайд 12

Слайд 13

Слайд 14

Слайд 15

volume are extensive properties
Density is an intensive property

Слайд 16

of a cube of osmium that is 1.25 inches on each side?

Have volume, need density

= 22.48g/cm3

Слайд 17

Слайд 18

Prentice-Hall © 2002
General Chemistry: Chapter 1
Slide of 19
Uncertainties
Systematic errors.
Thermometer constantly 2°C

too low.
Random errors
Limitation in reading a scale.
Precision
Reproducibility of a measurement.
Accuracy
How close to the real value.

Matter - Its Properties and Measurement

Содержание

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Contents Physical properties and

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Properties of MatterMatter: Occupies

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19States of Matter

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Classification of Matter

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Separations

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Separating MixturesmixtureChromatography

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Significant FiguresNumber 6.29 g0.00348 g 9.0

Prof G. I. CsonkaGeneral Chemistry: Chapter 1Slide of 19Significant figuresMultiplying and

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Units S.I. UnitsLength metre, m Mass Kilogram,

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Temperature

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Relative Temperatures

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Volume

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Density= m/Vm=Vδ V=m/δg/mLMass and

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19ConversionWhat is the mass

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19Wrong units

Prentice-Hall © 2002General Chemistry: Chapter 1Slide of 19UncertaintiesSystematic errors.Thermometer constantly 2°C

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