Developer's description:Suitable for students and professionals in the chemical,science,engineering, maths fields. Provides informationReference of on over 1000 chemical compounds. e.g. Orangic/Inorganic elements, Periodic Table, Steam Table data, Acid and Base Dissociation Constants, General gas and liquid data etc. Solve standard equations in the following categories Physics, Electrical Engineering, Maths - Geometry, Maths - Statics, Dimensionless Numbers, CSTR and more. A unit conversion tool of over 30 predefined values and the ability to add your own. The app is easy to use and convenient to have around. Also has a Sudoku game with standard features. Features/ Information : Main/Initial Screen : Displays information for numerous Chemical compound (organic, inorganic, electrode potentials, physical, solid gas, gas data, Standard Heats Free Energies Formation, Acid Base Indicators, periodic table properties and more, Equations in Maths - Geometry, Physics, Electrical, Dimenionless Numbers, CSTR, Maths - Statics, Maths - Series, Maths - Areas & Volumes and more). Access to the main features is via 2 main dropdownlist boxes containing the main categories and each sub categories. Equations are solved by checking the correct checkbox for the variable to be solved for and clicking calculate. Some equations have representative diagrams. Unit conversions for predefined and user defined values can be included. Features a web browser view to the main website for further help details. The Web browser can be used for general internet use. Offers internet help on the product and general application information. Application Permissions : Read/write to SD Card.