Balncing Chemical Reactions
Listen to the UK’s only 90s radio station playing the best tracks of the decade whether it’s Oasis or Blur, Primal Scream or The Chemical Brothers. Enjoy the decade of Brit Pop, Trip Hop, Grunge and Indie by downloading Absolute Radio 90s now.
Whether you prefer Radiohead or Portishead, Guns...
Platforms: Mac
License: Freeware | Size: 409.6 KB | Download (55): Absolute Radio 90s Player Download |
Search the database of all alergic reactions. Enter your symptoms in the software and search the related alergies that might cause that symptoms. After that you can check the available remedies for that particualr alery. This software is not a substitute of doctors advice, but can give you some...
Platforms: Windows, Edition 2005
License: Freeware | Size: 3.26 MB | Download (54): Alergic Reactions Download |
Open Babel is a chemical toolbox designed to speak the many languages of chemical data. It's an open, collaborative project allowing anyone to search, convert, analyze, or store data from molecular modeling, chemistry, solid-state materials, biochemistry, or related areas. * Ready-to-use...
Platforms: Windows, Mac, *nix, C/C++, BSD
License: Freeware | Download (53): Open Babel Download |
A pH Calculator, a Virtual Titrator, a Real Titration Data Analyzer, a Distribution Diagram Generator - that's CurTiPot, the all-in-one freeware to learn, teach and work with chemical equilibrium of acids, bases, salts and buffers at home, classroom, interactive "dry lab", routine or research...
Platforms: Windows
License: Freeware | Size: 784 KB | Download (52): CurTiPot Acid-Base pH and Titration Download |
This is a nonlinear system of differential and algebriac equations, that describe the dynamics of a continuous bioreactor. The bioreactor simulates the production of ethanol through yeast fermentation. The model is described in:Z. K. Nagy, Model Based Control of a Fermentation Bioreactor using...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (52): Yeast Fermentation Bioreactor for Ethanol Production Download |
The programs compute the bifurcation diagram for the cubic map and a realistic population dynamics model. The value of parameter r, when the cycle of period three appears, is indicated. As expected, for higher values of r, we observe chaotic behaviour. Both models are given in the problems?...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (52): Bifurcation Diagram for the cubic map and a realistic model for population dynamics Download |
We use a batch column with four theoretical plates to separate a binary mixture of water and methanol at 1 bar. Temperature and concentration profiles versus time are obtained for a reflux ratio equal to 10. In addition, the total moles in the still and distillate are plotted versus time. This...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (52): Separation of a water-methanol mixture using a four stage batch distillation column Download |
CDL provides a generic C++ framework to write algorithms for the calculation of molecular descriptors. CDL provides efficient substructure search, fingerprints and pharmacophore algorithms, and many more for the calculation molecular descriptors.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 721.5 KB | Download (51): Chemical Descriptors Library (CDL) Download |
The two programs computes residue curve maps for the methyl acetate and isopropyl acetate chemistries at atmospheric pressure. These calculations involve solving a complex system of differential algebraic equations (DAEs). This can be readily achieved using the built-in function of MatLab,...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (51): Residue Curve Map for Homogeneous Reactive Quaternary Mixtures Download |
gOpenMol is a tool for the visualization and analysis of molecular structures and their chemical properties. The program uses Tcl/Tk scripting engine and can thus be easily extended without modifying the kernel code. gOpenMol can also be extended by writing extensions using sharable objects...
Platforms: *nix
License: Freeware | Size: 28.24 MB | Download (51): gOpenMol Download |
StoichTools comprises a set of Matlab functions for doing stoichiometric analysis. These functions parse standard chemical notation for a variety of stoichiometric calculations including finding molecular weights, balancing reactions for atom and charge conservation, finding independent...
Platforms: Matlab
License: Freeware | Size: 71.68 KB | Download (50): Stoichiometry Tools Download |
The Chemical Structures Project is a set of 3D structures of molecules in CML format. Each file contains also some physical properties, which can be access using a web browser or a CML file reader.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 41.65 MB | Download (50): Chemical Structures Download |
DWSIM is a Chemical Process Simulator for Windows, Linux and Mac. Built for the Microsoft .NET 2.0 and Mono Platforms and featuring a rich Graphical User Interface (GUI), DWSIM allows chemical engineering students and chemical engineers to better understand the behavior of their chemical systems...
Platforms: *nix
License: Freeware | Size: 17.27 MB | Download (50): DWSIM Mono Edition Download |
ChemSpider Search is a useful Safari extension for viewing chemical structure images without leaving the current site.
Right-click on any compound name, drug name or chemical formula and choose "Search in ChemSpider" to see an image of the chemical structure. Then just click the "View" button to...
Platforms: Windows
License: Freeware | Download (50): ChemSpider Search Download |
Input data is the MS Excel file, where the table of nodes, table of elements, nodal external loads vector and boundary conditions are stored.After running the mabs2d.m file on the Command Window, the program calculates the stiffness matrix in local coordinates kiL (element i). Once the...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (50): Matrix Analysis of Two Dimensional Bar Structures MABS2D Download |
AMBIT offers chemoinformatics functionality via REST web services and desktop applications. Chemical compounds and data storage in MySQL database; substructure, similarity and other queries, descriptor calculation and predictive models building.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 50 MB | Download (49): Ambit - chemical structures database Download |
ChemDigiT is a chemical calculator. No approximations made. All calculated variables show their exact values. The algorithm used for calculations is based on a full set of equations describing acid/base and salt dissociation equlibrium solved with Newton Raphson method. pH calculation...
Platforms: Windows
License: Freeware | Size: 2.36 MB | Download (49): ChemDigiT Download |
Cocoa/Objective-C chemical analysis and computation program; includes gas laws, solutions/solubility, stoichiometry, periodic tables, et alii.
Platforms: Mac
License: Freeware | Size: 28.21 KB | Download (49): ChemBuddy Download |
The program determines the constants Rmax and Km of the Michaelis-Menten model using data given in Fundamentals of Chemical Reaction Engineering by M. E. Davis & R. J. Davis, McGraw Hill, 2003. This data represents the substrate (catechol) concentration versus time. This data was obtained using...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (49): Nonlinear Fit of Michaelis-Menten model Download |
The Mole Package contains 3 mfiles and 1 matfile. molecules2 calculates molecular masses pertable provides data on the elements sym2an converts a chemical symbol to a valid atomic number (useful for molecules2 and pertable). atoms contains atomic number data.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): Mole Package Download |