## Principles of Instrumental AnalysisThis text is written for a course that deals with the principles and applications of modern analytical instruments. Emphasis is placed upon the theoretical basis of each type of instrument, its optimal area of application, its sensitivity, its precision, and its limitations. The text also introduces students to elementary integrated circuitry, microprocessors and computers, and treatment of analytical data. |

### Dall'interno del libro

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Pagina 378

(f) Calculate the relative

of 12.16 was the mean of three measurements. 15-7 The following volumes of a

solution containing 1.10 ppm of Zn2+ were pipetted into separatory funnels, each

...

(f) Calculate the relative

**standard deviation**for the result in part (d) if the readingof 12.16 was the mean of three measurements. 15-7 The following volumes of a

solution containing 1.10 ppm of Zn2+ were pipetted into separatory funnels, each

...

Pagina 22

8.106996xl0-> 243(±3) al-1 1 Estimate the absolute

coefficient of variation for the results of the following calculations. Round each

result to include only significant figures. The numbers in parentheses are

absolute ...

8.106996xl0-> 243(±3) al-1 1 Estimate the absolute

**standard deviation**and thecoefficient of variation for the results of the following calculations. Round each

result to include only significant figures. The numbers in parentheses are

absolute ...

Pagina 23

15 cm, and the

the best estimate of the volume of the sphere, and what is the

associated with the volume? al-19 A given pH meter can be read with a standard

...

15 cm, and the

**standard deviation**associated with the mean is 0.02 cm. What isthe best estimate of the volume of the sphere, and what is the

**standard deviation**associated with the volume? al-19 A given pH meter can be read with a standard

...

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### Indice

f 1fTll CHAPTER 1 Introduction | 1 |

Overview | 10 |

Section I | 21 |

Copyright | |

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### Parole e frasi comuni

absorbance absorption acid amplifier Anal analysis analyte anode applications atomic beam Beer's law Calculate capillary carbon cathode cell Chem chemical chro chromatography circuit column components compounds concentration constant containing coulometric curve detection detector determination device difference elec electrical elements emission energy Equation example excited filter flame fluorescence Fourier transform frequency function gas chromatography hydrogen infrared instruments ionization ions laser liquid magnetic mass spectrometry measurements ments metal methods mobile phase molecular molecules monochromator obtained operational amplifier optical output oxidation peak photomultiplier plasma polarization polarography protons pulse quantitative radiation Raman Raman spectroscopy range ratio reaction reagent region relative sample scanning Section shown in Figure signal slit solution solvent spec species spectra spectrometer spectrophotometers spectroscopy spectrum standard deviation stationary phase supercritical fluid surface technique temperature thermal tion titration transducer tube typical ultraviolet vibrational voltage wavelength Wiley X-ray York