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A system with constant heat capacity CP and initial temperature T1 is heated by contacting a reservoir at Tf . Find the entropy change of the system, reservoir, and system plus reservoir. Calculate the total entropy change assuming Tf = 2T1.
1. What are chemical fuels? How they are classified? List the characteristics of a good fuel. 2. Define cracking. Explain the fluidized catalytic cracking method with neat diag
Refractoriness: It indicates the capacity of a material to withstand heat without appreciable deformation or softening under particular operating conditions and is measured as the
Bulk defects * Voids are little regions where there are no atoms, and can be thought of as clusters of vacancies. * Impurities can cluster jointly to form small regions of a
What is wrong with each of the following attempts to write an electron configuration? Justify your answer with suitable explanation. (a) 1s22s3 (b) 1s22s22p23s2 (c) 1s22s23s2 (d) 1
what are the merits and demerits of free radical
Salient properties of common semiconducting materials. The salient properties of semi-conducting materials are: These are the materials whose valence electrons are bound
Calculate the fugacity of liquid acetone at 110° C and 275 bar. At 110 0C the vapor pressure of acetone is 4.360 bar and the molar volume of saturated liquid acetone is 73 cm 3 /mo
What are the objectives of heat treatment of metals? Objectives of heat treatment- Cause relief of internal stresses developed while cold working, welding, casting, forgi
Explain Sommerfeld theory Sommerfeld theory : The theory was originally proposed in 1900 to define and correlate the electrical and thermal properties of metals. Later, quantu
Find the Composition of Product Gas Methane reacts with 100 % excess oxygen to form formaldehyde and water. However, in an undesired side reaction, some of the methane is comb
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