CHEMISTRY PRACTICAL NOTES - SALT ANALYSIS S.No. | EXPERIMENT | OBSERVATION | INFERENCE | 1(a) | Noted the colour of the salt | BluePale greenGreenPale pinkColourless | May be Cu2+May be Fe2+May be Ni2+‚ Cu2+May be Mn2+Absence of Cu2+‚ Fe2+‚ Ni2+‚ Cu2+‚ Mn2+ | (b) | Noted the physical state of the salt | (i)Amorphous(ii)crystalline | May be CO32-May be Cl-‚ Br-‚ SO42-‚ NO3- | 2 | Action of heat:The given salt is heated in a dry test tube. | (i)Reddish brown vapours(ii)Crackling sound(iii)Yellow
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KMnO4 is discharged 4. Sulphide: Colourless gas with a smell of rotten eggs (H2S); turns lead acetate paper black 1. Sodium nitroprusside test: WE + sodium nitroprusside 4 = purple / violet colour 2. Lead acetate test: WE + lead acetate 5 (aq) = black ppt 5. Nitrite: Pungent light brown gas 1. Starch-iodide test: WE + dil H2SO4 (or dil acetic acid); boil‚ then add solid KI + fresh starch sol = deep blue colouration Group II (conc H2SO4 group) – Cl(chloride)‚ Br- (bromide)‚ I- (iodide)‚ NO3- (nitrate)
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disagree: An IT strategy focused on maintaining a cutting-edge technology position is the most effective way to support any kind of overall business strategy ". IT strategy focused on maintaining a cutting-edge technology position seems like a good idea to support any kind of business strategy‚ but I would disagree to that statement. Acquiring cutting edge IT might give it a competitive advantage‚ but at greater risk because the IT is cutting edge and most likely not yet fully tested. On the other
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sketch showing the cutting tool angles and state the function of each [pic] 1-the thickness of the uncut layer (t1) 2- the thickness of the chips produced (t2) 3-the inclination of the chips-tool interface with respect to the cutting velocity i.e.‚ the rake angle( ) 4-the relative velocity of the workpiece and tool ( v ) 2-Define orthogonal cutting -oblige cutting |Oblique metal cutting |Orthogonal metal cutting
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| White ppt‚ AgCl(soluble in 12M HCl‚ soluble in sln of good complexing agent‚ 6M NH3) | White ppt‚ PbCl2(soluble in hot water‚ soluble in 12M HCl‚ soluble in sln of xs NaOH) | Soluble – no ppt | Soluble – no ppt | Soluble – no ppt | Na2CO3 | White ppt‚ Ag2CO3(soluble in 6M HCl‚ soluble in sln of good complexing agent) | White ppt‚ PbCO3(soluble in 6M HCl‚ soluble in sln of good complexing agent) | Blue ppt‚ CuCO3(soluble in 6M HCl‚ soluble in sln of good complexing agent) | Green ppt‚ NiCO3(soluble
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is attached in the appendix. Single Subject Research Design Factors to be Evaluated Halle is a 16-year-old female who currently resides in foster care. Over the past few years‚ she has struggled with a number of behavioral concerns including cutting‚ verbal aggression and physical aggression. Since Halle was placed in foster care‚ her verbal and physical aggression has decreased and seems to be provoked by contact with her biological mother. Although these behaviors have decreased‚ Halle continues
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like: ‘Tab.3.12’; ‘p.113’; ‘Fig.11.42’; ‘Ex.14.7; ‘Example’ or ‘Poh (1991)’. And so on. Copyright © 2014 McGraw-Hill Education (Australia) Pty Ltd • A slide without anFundamentals of Corporate ‘made’Ross et us. identifier is Finance 6e by by al. PPTs to accompany Learning Objectives Ch. 1 LO1.1 Understand the basic types of financial management decisions and the role of the financial manager. LO1.2 Understand the goal of financial management. LO1.3 Understand the financial implications
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PART 4 FUNDAMENTAL MACROECONOMIC CONCEPTS Chapter 8 The circular flow Copyright © 2011 McGraw-Hill Australia Pty Ltd PPT slides to accompany Economics for Business 4e by Fraser‚ Gionea & Fraser 8-1 Lecture plan • The exchange flow between households and the business sector – The two-sector economy • • The exchange flows with financial markets – The financial sector and the three-sector economy The exchange flows between households‚ businesses and government – The
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w w ap eP m e tr .X w om .c s er UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Advanced Subsidiary Level and Advanced Level *8712516860* CHEMISTRY 9701/36 Advanced Practical Skills 2 October/November 2012 2 hours Candidates answer on the Question Paper. Additional Materials: As listed in the Confidential Instructions READ THESE INSTRUCTIONS FIRST Write your Centre number‚ candidate number and name on all the
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Objectives Lesson content and for Planning and resources Assessment Curriculum link Homework 1 Chapter 1: Sequences & Functions Sequences Level 4 - To use a pattern of shapes to write a sequence of numbers Starter: Consecutives Ask students to give 2 consecutive integers with a sum of 49 3 consecutive integers with a sum of 39 3 consecutive even integers with a sum of 28. Independent enquirers‚ Creative thinkers‚ Pupil feedback Main: Sequences
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