25 + 302--> 2sO3 What mass of sulfur trioxide would be produced is 13.0 g of oxygen reacted completely? A student set up the following to solve the problem: 13.0 g O2 1 mole O2 2 mole SO3 32.0 g O2 80.1g SO3 1 mole SO3 (c ) Which of the following belongs in the space labeled (c)? O 3 mole O2 D 1 mole O2 ) 2 mole SO3 2 32.0 g O2

Q: What is the mass of 0.20 mole of C2H6O (ethanol)? A. 230 g B. 46 g C. 23 g D. 4.6 g E. none of these

A: Given data: Moles of ethanol (C2H6O) = 0.20 We are asked to calculate the mass of 0.20 mole of…

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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.