Experiment 19 - Determination of the equilibrium constant for the reaction Fe3+ (aq) + SCN( (aq) = FeSCN2+ (aq) Object: To determine the equilibrium constant by a colorimetric method Theory: Colorimetric methods of analysis are usually applied to the determination of small concentrations of either inorganic or organic materials in a solution. The constituent sought must be coloured or must be capable of reacting with a reagent to produce a substance having a suitable colour. Beers Law‚ which
Premium Chemical equilibrium Chemistry Sample size
EFFICIENCY INCREASING SYSTEM BY USING PREHEATING METHOD EFFICIENCY INCREASING SYSTEM BY USING PREHEATING METHOD METHODOLOGY The concept of increasing the fuel efficiency of a petrol engine in this project‚ is to pre-heat the intake air which is flowing through the carburetor. The humidity in the atmospheric air affects the petrol vapourisation in the carburettor. Therefore‚ by pre-heating the inlet air to the carburettor for a considerable amount‚ the vapourisation can be ease and in turn
Premium Internal combustion engine Gasoline
environmental temperature. Acid hydrolysis was carried out through reflux boiling for 20 minutes with 10ml 0f 1.5M concentrations of diluted sulphuric acid. Reducing sugars concentrations were determined by spectrophotometry using the 3‚ 5 dinitrosalicylic acid (DNS) method. The first sample was operated as blank for zero. The stock solution was prepared in order to find the unknown concentration of carbohydrate cereals powder‚ jam (total sugar content) and jams (reducing sugar content). The absorbance
Premium Fructose Sucrose Sugar
toxicant chemicals‚ whereas eco-friendly cleaning products are usually made with either organic or biodegradable substances. Therefore‚ by using green products than non-green products can benefit not only us‚ but ultimately our environment in various ways. Now‚ let’s think about what is the definition of eco-friendly or green products. Why and how it benefits us? The definition of Eco-friendly is not harmful to the environment and this term commonly refers to products that contribute to green living
Premium Air pollution Environmentalism United States Environmental Protection Agency
The Just-in-Time (JIT) approach was developed after the war‚ it was created for the Japanese auto industry in an attempt to decrease costs and advance production by prudently ordering materials to be scheduled to arrive when and where they were needed. This is intended to reduce the flow times within the production system as well as the response times from suppliers to customers‚ by arranging the materials to arrive at the production facility “just in time” to be used. Toyota was very eager to develop
Premium Toyota Production System Lean manufacturing Manufacturing
Which selection method would you recommend using? Provide an example and explain both the benefits and negatives attributed with this method. It is very important to choose a right candidate when hiring. Human capital is number one priority in organization. Either a small company with 5 employees or big company with thousands of employee‚ selecting right candidate is crucial and necessary. Workers are the fundament of the organization. Many different selection methods are studied and tested. Today
Premium Employment
Task 3(a) There are many benefits in using steel as a building material. Steel is a very structurally stable material. It is also eco-friendly and energy efficient. According to Hewlett‚ a freelance writer in Houston‚ construction steel is recyclable with the rates of over 90 percent. Unlike wood‚ there’s no need to worry about the material rotting or damages caused by insects. It is very durable and can withstand most weather conditions. There’s also no need for deforestation that are harmful
Premium Concrete Construction Management
Nicola Washington Computer Technology-101 Ms. Denise Rieves June 23‚ 2011 MS OFFICE The benefits of using MS Office VS. Not using MS Office. Nicola Washington Ms. Denise Rieves CT-101 23 June 2011 MS OFFICE MS Office is Microsoft’s suite of desktop business application software for Windows and Mac. All versions of the suite have included Word (word processing)‚ Excel (spreadsheets)‚ Access (database) and etc. Kingsoft Office is commonly known simply as KSO‚ developed by Zhuhai
Premium
Time Series Analysis: The Multiplicative Decomposition Method Table of Contents Page Abstract………………………………………………………………………………………………………………………………………….3 Introduction………………………………………………………………………………………………………………………...…4-5 Methodology: Multiplicative Decomposition……………………………………………….…5-7 Advantages/Disadvantages of Multiplicative Method………………………………7-8 Conclusion…………………………………………………………………………………………………………………………………..8 Abstract One of the most essential pieces
Premium Time series
Question 1. Discuss the statement “Time is equal to money” within the context of supply chain management for both manufacturing and retail organisations. There is no such thing as constant. Everything in this world evolves‚ even strategic performance measures. An organisation must be open to the idea that some measures changes over time. Organisations must research on different approaches to be at par with the changes on the systems. Business organisations today particularly the manufacturing and
Premium Supply chain management Management Business