THE PRESSURE IN THE SUBSTANCE DRASTICALLY DECREASE FROM 354 TO 21 POUNDS PER SUARE INCHES (PSI), THE HEAT ENERGY OF THE OPEN SYSTEM REDUCES 555BTU/LB, AND THE VOLUME INCREASES FROM 1 TO 10FT^3/LB. FIND THE FOLLOWING: (A) DETERMINE THE WORK PER LB. UNITS:BTU/LB  (B) IS IT DONE ON THE SUBSTANCE OR DONE BY THE SUBSTANCE?  (C) DETERMINE THE WORK IN HP (HORSE POWER) FOR 10LB PER MIN. (1HP = 42.4BTU/MIN). UNITS:HP

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Q: A mixture is 10.0 mole% Methyl alcohol, 75.0 mole% ethyl acetate, and 15.0 mole% acetic acid, Calcul...

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Q: A /Express the following quantities in SI units: a) 4.81 slugs, b) 73.1 ft/s?, c) 0.0234 lb-s/ft?

A: The conversions are given below.

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Q: Calculate the total mass of precipitable water (the answer in tons) in the saturated air column 9.5 ...

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Q: The vapor pressure of styrene os 100 mmhg at 82 degree Celsius and 200 mmhg at 100 degree Celsius . ...

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Introduction and Basic Calculations in Multiphase Systems

Chemical calculations involve material and energy balance calculations which enable engineers to calculate material and energy requirements in various chemical processes. In addition to this, chemical calculations help to study the behavior and properties of gases, liquids, and their mixtures.