Data Tables: Part 1: Chemicals Well No. Observations of the Reaction A. NaHCO3 + HCl 1A Bubbles appeared for 5 seconds. Now clear in color‚ no bubbles B. HCl + BTB 2A Turned from clear to yellow C. NH3 + BTB 3A Turned from clear to dark blue D. HCl + blue dye 4A Turned from clear to green E. Blue dye + NaOCl 5A Turned from blue to light blue with the 1 drop of HCl 6A Turned from blue->light blue->yellow->light yellow->clear‚ transparent F. NaOCl + KI 7A Turned from clear to Light yellow
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Materials & Methods: This aim of this experiment was to determine whether or not a chemical reaction occurred after the mixing of various chemicals. The evolution of a gas‚ the formation of precipitation‚ and the change of temperature or color are all indicative of a chemical reaction. It was assumed that a reaction did not take place if the mixture of chemicals exhibited none of these characteristics. Several precipitation‚ complex-ion formation‚ redox‚ and acid-base reactions were performed.
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Of White Hairs and Cricket Rohinton Mistry The subject of mortality and acceptance of the pure reality is explored in this passage through the innocence of the narrator and his growing acceptance. The story drops the reader into a scene where the boy is plucking his ageing father’s grey hairs. The tone in the first few paragraphs indicates the boy’s reluctance to do the task‚ which is antithetical to the end of the story where his enthusiasm sparks up due to his epiphany. The plucking of the
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At-home hair removal is a less expensive way to reduce the growth of embarrassing hair all over the body. You won’t have to make appointments twice a month to have hair removed‚ and there’s no loss of modesty when you remove the hair yourself. Hair can be removed in the comfort and privacy of your own home. While I wouldn’t want to attend a hair removal party‚ there are plenty of women who invite their friends over‚ have a few drinks‚ and get blasted with the laser. It probably dulls the pain! Make
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bDATES PERFORMED: JANUARY 8‚ 2013 CHEMICAL EQUILIBRIUM D.M. TAN1 AND P.B. ALEGRO2 1DEPARTMENT OF MINING‚ METALLURGICAL‚ AND MATERIALS ENGINEERING‚ COLLEGE OF ENGINEERING 2 INSTITUTE OF CHEMISTRY‚ COLLEGE OF SCIENCE UNIVERSITY OF THE PHILIPPINES‚ DILIMAN QUEZON CITY‚ PHILIPPINES RECEIVED JANUARY 15‚ 2013 RESULTS AND DISCUSSION A. Iron- Silver Equilibrium The first part of the experimentation focuses in the iron-silver system. Silver nitrate (AgNO3) was added to ferrous
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Process Design Matrix and Summary Design Andreameda Pollock OPS/571 July 15‚ 2014 Professor Mark Bolotte Executive Summary- Services Hair Studio Salons was founded in 2014 and is created so that salon professional can become independent owner. Hair Studio would assist these professional to become their own boss with the hassles of traditional salon ownership. Hair Studio Salons like to have its location in high end areas like downtown area. Hair Studio will provide
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For this week’s assignment we were given the following scenario: Andre has asked you to evaluate his business‚ Andre’s Hair Styling. Andre has five barbers working for him. (Andre is not one of them.) Each barber is paid $9.90 per hour and works a 40-hour week and a 50-week year‚ regardless of the number of haircuts. Rent and other fixed expenses are $1‚750 per month. Hair shampoo used on all clients is .40 per client. Assume that the only service performed is the giving of haircuts (including
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I. Introduction There are two types of chemical reaction that occur one goes only in one direction and the other one is reversible. A reversible reaction is when a products starts to form the backward reaction starts where the products turns back to reactant molecules. When the rate of forward and backward reaction is already equal and the concentrations of the reactants and products no longer change with time we can say that chemical equilibrium is already achieved. A reaction is said to be at
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a reaction. Moreover‚ it also tells you how a particular mixture of chemicals will react. This is because chemical reactions always occur in the direction which will make the ratio of their products to reactants equal to the equilibrium constant. In chemistry‚ Le Chatelier’s principle‚ also called Chatelier’s principle or "The Equilibrium Law"‚ can be used to predict the effect of a change in conditions on a chemical equilibrium. The principle is named after Henry Louis Le Chatelier and sometimes
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a senior credit representative of Joyce Chemical Company. My task in this case is to look into Eliot Manufacturing and to see if we should continue or terminate our relationship with them. If we were to continue‚ the choices would be to either have them in a program to reduce their accounts payable or to tolerate gradual increases in credit. After doing an analysis on Mr. Pound and the Eliot Manufacturing Company‚ I would recommend that Joyce Chemical Company should terminate their relationship
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