*t tiimrttiJam :^^^^^, PRACTICAL CHEMISTRY rem FNGiNFFiliNG STUDENTS A. I. HALt (?0r«eU Ittiueratta ffiihtarg BOUGHT WITH THE INCOME OF THE SAGE ENDOWMENT FUND THE GIFT OF HENRY W. SAGE 1891 Cornell University Library 3 1924 031 442 498 olin.anx Cornell University Library The original of this bool< is in the Cornell University Library. There are no known copyright restrictions in the United States on the use of the text. http://www.archive.org/details/cu31924031442498 PRACTICAL CHEMISTRY FOR ENGINEERING STUDENTS [...]... primarily for engineering students, course for builders and others it is intended includes a complete who may be pursuing a short course in the Chemistry of Building Materials The students using this book may be divided into three classes : Those able to devote three sessions to practical work, each session being made up of thirty-six periods, and each 1 period consisting of two hours Such students... experiments This proin the book which are marked with an asterisk gramme is the one to be followed by students taking a course 3 find a complete course in the Chemistry of Building Materials ABBREYIATTONS USED Ammon (Am.) PRACTICAL CHEMISTRY FOR ENGINEERING STUDENTS INTRODUCTION WEIGHING—THE BALANCE- GENERAL PRACTICAL METHODS Much work in this book is quantitative, and the encouraged throughout, to check...INTRODUCTOEY NOTE vii of mechanical engineering has long been recognised in the These considerahoped, lead to an enhanced appreciation of higher Technical Schools here and abroad tions will, it is Chemistry as a subject for engineering students The extent to which the scheme of practical work laid down by Mr Hale can be carried out will obviously depend upon the amount of time that the student can spend in the... — 6 CHEMISTRY FOR ENGINEERING STUDENTS volume inscribed on the flask The liquid in these flasks is shaken by holding the stopper firmly and inverting two or three times to give the Fig i — [From Newth's " Elementary Practical Chemistry. ") — Note In reading water levels in of the meniscus must be noted " Fig 5 (From NewtKs Manual of Chemical Analysis,") graduated vessels, the lowest part General Practical. .. sharp before of a cork-borer boring is started, and then the rotation of a sharp edge is :> ocz — 12 CHEMISTRY FOR ENGINEERING STUDENTS to be relied on rather than pressure Excessive pressure always leads to a tearing of the cork, especially if the borer be blunt For boring holes in ordinary corks, a borer must be selected which has a diameter slightly less than that of the glass tubing used For rubber... Principles Tests for the Metals : Lead Silver Merourosum Tungsten Table for Separation of Metals in Oroup I — Merouricum — Bismuth— Copper— Cadmium — Table for Sepa- — — ration of Metals in Orowp II (A) Arsenic Antimony Tin Table for Sepavation of Metals in Grorwp II (B) Iron Alu- — — Chromium Tahle for Separation of Metals in Group III (A) Cobalt — Nickel — Zinc — Manganese Table for Separation of... Strontium — Table for Separation of Metals in Group IV —Sodium — Potassium —The Ammonium Radicle Magnesium — — CONTENTS XV —Table for Separation, of Metals in Group V Tests for Acid — Sulphurous —Carbonic — Hydrosulphuric — Nitrous — Nitric — Hydrochloric — Phosphoric — Silicic Radicles: Sulphuric Chloric Scheme of Analysis for Salt or Simple Mixture ; Preliminary Tests for Bases Preliminary Tests for Acids... filter-paper is folded to form a This is then folded again to form a quadrant, semicircle and by opening the paper, folded in this way, a hollow cone When is obtained which can be fitted into a glass funnel i.e 8 CHEMISTEY FOR ENGINEERING STUDENTS a liquid, the funnel must be placed in a filter-stand must never reach quite to the top of one lot should run right through before fresh liquid is added,... PREFACE It is customary for engineering students in our technical schools and colleges, to devote a short period of time to the study of chemistry Obviously, such a course student cal may is pursued, in order that the obtain some knowledge regarding the chemi- nature of the materials with which he particularly is concerned Such knowledge should be quantitative where possible, and students should be encouraged... inferior students can in such routine work without having any skilful special aptitude either as engineers or chemists The engineer- ing profession surely looks for recruits from the ranks of students of wider calibre and whose qualifications are not narrowly circumscribed by manual skill only For the trainmen the present little manual, rightly used, should be found useful both by teachers and students . text. http://www.archive.org/details/cu31924031442498 PRACTICAL CHEMISTRY FOR ENGINEERING STUDENTS