Author: workhouse123
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How to do chemical calculations?
Step 1: Find the moles of each element using the equation moles = mass / Mr. Step 2: divide each of the moles by the smallest number calculated. Here, the smallest number of moles is that of oxygen, with 0.025. Step 3: write out the empirical formula using the ratio calculated.
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What is the formula for kinetics?
A substance A that changes into another substance may obey a kinetic equation of the form v = k[A], which is a first-order reaction. It is important to recognize that the kinetics of a reaction does not always correspond in a simple way to the balanced chemical equation for the reaction.
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What is computational chemical engineering?
Computational chemical engineering involves the development and application of numerical simulation and optimisation technology in order to ultimately improve design, operation and control of complex systems throughout the natural and human-generated world.
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What are computational methods in chemical engineering?
Computational chemical engineering could be any computaional technolgy used to solve problems and help chemical engineers design chemical plants. It could be computational process design, computational fluid mechanics or computational heat & mass transfer. using numerical analysis or finite lement methods.
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What is kinetics in chemical engineering?
Chemical kinetics, also known as reaction kinetics, is the branch of physical chemistry that is concerned with understanding the rates of chemical reactions. It is different from chemical thermodynamics, which deals with the direction in which a reaction occurs but in itself tells nothing about its rate.
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What is the general form of material balance equation?
The general form of the equation can be described as net withdrawal (withdrawal – injection) = expansion of the hydrocarbon fluids in the system + cumulative water influx.
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What is the objective of material balance?
The basic purpose of material and energy balance is • to quantify all the material, energy and waste streams in a process or a system. to find out the difference between calculated/designed values and measured/actual values thereby making it possible to identify previously unknown losses and emissions.
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What is the importance of material balance equation?
1. Conservation of Mass: Balance equations ensure the conservation of mass in chemical reactions. They provide a quantitative representation of the reactants and products involved, ensuring that the total mass of the substances before and after the reaction remains the same.
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What is balance chemical formula
An equation that has equal number of atoms of each element on both the sides of the equation is called a balanced chemical equation, i.e., mass of the reactants is equal to mass of the products. e.g., 2Mg+O2→2MgO.
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What are the classification of material balance problems?
The material balance problems are classified into two categories as follows: (1) The material balance problems of processes involving no chemical reactions. (2) The material balance problems of processes involving chemical reactions.