ENGINEERING Reaction Engineering CGC035 / CGC052 Problem Sheet 3 - Fluid-fluid reactions 1. The reaction rate for the heterogeneous reaction A(g) + B(l)→ products is second order according to the expression -rA=kCACB and it is relatively slow compared to mass transfer so it takes place in the bulk of the liquid. Combine the following rate expressions for diffusion through the gas and liquid films‚ -rA=kAga(pA-pAi) and -rA=kAlaCAi-CA‚ with Henry’s law pAi=HACAi and the reaction rate
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No More Pesky Learning Rates Tom Schaul Sixin Zhang Yann LeCun Courant Institute of Mathematical Sciences New York University 715 Broadway‚ New York‚ NY 10003‚ USA schaul@cims.nyu.edu zsx@cims.nyu.edu yann@cims.nyu.edu arXiv:1206.1106v2 [stat.ML] 18 Feb 2013 Abstract The performance of stochastic gradient descent (SGD) depends critically on how learning rates are tuned and decreased over time. We propose a method to automatically adjust multiple learning rates so as to minimize the expected
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Chapter 5: Flow Rate and Capacity Analysis 5.1 Objective Chapter 3 introduced the three basic building blocks of process flow namely the (average) flow time‚ (average) flow rate and (average) inventory. It is followed by a sequence of three chapters‚ 4‚ 5 and 6‚ which examine each one of these measures individually. Chapter 5 is concerned with flow rate analysis and issues of capacity. The major managerial concept discussed in the in the chapter is that of the bottleneck. We use the notion
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As the birth rates in recent years have been declined rapidly‚ the social issues that associate with older people’s social care come in quick succession. It is important to find out the way in solving these severe problems instead of ignoring. Therefore‚ this essay would analyze the approaches that different countries used and obtain the most sustainable way in order to achieve the social balance. Before comparing the elderlies’ social care approaches in different countries‚ providing the backgrounds
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Effects of Raising Interest Rates If a central bank increases the base rate‚ this tends to increase all major interest rates in the economy. This means interest rates for both savers and borrowers will increase. Higher interest rates will have various economic effects: 1. Increases the cost of borrowing. Interest payments on credit cards and loans will be more expensive. Therefore this discourages people from borrowing and saving. People who already have loans will have less disposable income
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Mortality rate is a measure of the number of deaths (in general‚ or due to a specific cause) in a population‚ scaled to the size of that population‚ per unit of time. Mortality rate is typically expressed in units of deaths per 1000 individuals per year; thus‚ a mortality rate of 9.5 (out of 1000) in a population of 1‚000 would mean 9.5 deaths per year in that entire population‚ or 0.95% out of the total. It is distinct from morbidity rate‚ which refers to the number of individuals in poor health
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Reaction Turbine Nithin Mannil 08d01001 Aim 1. To investigate the Torque/Speed and Power/Speed characteristics of Single Stage Reaction Turbine. 2. To determine the Isentropic Efficiency of a Turbine. 3. To compare the characteristics of a reaction turbine at different values of inlet pressure. 4. To compare the maximum shaft power vs pressure and isentropic efficiency vs pressure. Theory Turbines are machines which develop torque and shaft power as a result of momentum changes in the
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Posture | Time (Minutes) | Pulse Rate(Beats/30 seconds) | Pulse Rate x2(Beats/minute) | Lying Down | 1 | 24 | 48 | Standing Up | 1 | 30 | 60 | Pulse Rate after 15 seconds of exercise (Beats/15 seconds) | Pulse Rate x6 in order to measure beats/minute(Beats/minute) | 11 | 66 | 3. Record how long this takes in seconds. - 38 seconds 4. Calculate the increase in the pulse rate immediately after the 15 seconds exercise compared with your standing rate. 66-60= 6. 6 pulses increased
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and purify a compound. This was achieved using techniques that allowed the extraction of the acid‚ the isolation of the neutral compound and the melting point classification of the neutral compound to test the purity of the sample. Chemical Reactions: HA + OH- A- + H2O R-COOH + OH- R-COO- + H2O Organic Acid Insoluble in H2O Conjugate base Soluble in H2O Procedure: A 0.170g sample consisting of a mixture of 0.110g of an unknown neutral compound and 0.060g of benzoic
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Alissa L. Munez Dr. Trinidad MBA- Colegio de San Juan de Letran Portfolio Management Reaction Paper Natural Disasters and the Philippine Stock Exchange Index: A Garch-M Analysis by Adrian P. Gallido‚ Ph.D. and Martites A. Khanser‚ D.B.A This study examines the effect of earthquakes‚ tropical cyclones and volcanic eruptions on the Philippine Stock Exchange index (PSEi) over the period of 2 January 1985 to 30 December 2010. In the context of the Philippine Market‚ the composite index can be seen
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