Laboratory Techniques in Organic Chemistry
Laboratory Techniques in Organic Chemistry
4th Edition
ISBN: 9781464134227
Author: Jerry R. Mohrig, David Alberg, Gretchen Hofmeister, Paul F. Schatz, Christina Noring Hammond
Publisher: W. H. Freeman
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Chapter 1, Problem 5Q
Interpretation Introduction

Interpretation:

The type of disposable gloves present in the laboratory should be identified. Also whether they provide good or excellent protection from ethylene glycol, dichloromethane, hydrogen peroxide, and ethyl ether should be determined.

Concept introduction:

It isvery essential to wear gloves when experiments are performed with hazardous chemicals and other materials because they protect the hands from the infection caused by chemicals and contamination from radioactive and hazardous chemicals. The composition and thickness of gloves are important factors that determine the effectiveness of gloves.

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In a system with an anodic overpotential, the variation of ŋ as a function of the current density: 1. at low fields is linear 2. at higher fields, it follows Tafel's law Find the range of current densities for which the overpotential has the same value as when calculated for cases 1 and 2 (maximum relative difference of 5% with respect to the behavior for higher fields). To which overpotential range does this correspond? Data: 10 = 1.5 mA cm², T = 300°C, ẞ = 0.64, R = 8.314 J K 1 mol‍¹ and F = 96485 C mol-1.
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