Showing 61–80 of 1,000 ranked alternatives.
Hans-Joachim Kretzschmar
Access properties and calculations
Calculate thermodynamic properties of water and using the IAPWS-IF97 formulation. Input temperature and pressure to determine enthalpy, entropy, and density. Access supplementary standards for backward equations. Export results in tabular format.
Daxesoft Ltd
Calculate loss with isothermal equations
Calculate loss in gas pipelines using compressible isothermal equations. Input parameters to determine friction loss and fitting loss.
Xiang Dong
, track progress, and master the periodic
The symbols, names, atomic numbers, and positions of all 118 through 78 levels and 36 challenges. Complete 9 modules covering element categories and a final module reviewing all . Track progress and reinforce knowledge with structured training.
Arda Sen
Identify rocks and view details
Identify rocks, crystals, and minerals using camera or gallery photos. Access detailed information about each item including composition, formation, and properties. Save identified items to a personal collection.
Ahmet Burak Albayrak
Convert units with precision
Convert units across , engineering, and everyday categories. Perform calculations with built-in formulas. Save frequently used conversions. Toggle dark mode. Switch between languages. Provide feedback for improvements.
Jianfeng Wu
Quiz concepts with 3D models
Take quizzes on Biology, Chemistry, Geography, and Physics. Explore 3D molecule structures and zoom into microscopic landscapes. Access daily and health news summaries.
Shanghai Mashang Yunxing Technology Co., Ltd.
Convert units, calculate formulas, solve equations
Offers basic and scientific functions for daily tasks and complex computations. It includes unit converters with 41 categories, allowing users to drag and sort units, switch base units, and perform accurate calculations.
Andrey Solovyev
Learn names, formulas, and structures
Learn with spelling quizzes and structure visuals. Identify formulas, names, and classifications. Explore organic, inorganic, and organometallic compounds. Choose between easy and hard difficulty levels.
Molecular Materials Informatics, Inc.
Draw, send, and open chemical structures
Draw chemical structures and send data via email. Open structures from email or web. Create images or Word documents with embedded graphics. Calculate properties and search public databases by structure or name.
WebMO, LLC
Build and view 3D molecules
Create and view 3D molecular structures by drawing atoms and bonds. Visualize orbitals and symmetry elements. Look up chemical properties from external databases. Access computational chemistry tools for molecular calculations.
树鑫 赖
Solve equations, explore elements, learn concepts
Solve problems by snapping photos or typing questions. Get instant solutions with detailed explanations. Explore the periodic table with interactive elements. Track progress with built-in quizzes and practice exercises.
V PUGAZHENTHI
Calculate efficiency and energy values
Provides tools for calculating Carnot efficiency, Eckert number, emissivity coefficient, energy efficiency, and more. Users can access thermodynamics tables, formulas, and definitions.
Alonso Morcos
Capture DNA sequences to discover genes
Learn molecular biology through a game where players collect amino acids, ATP, and DNA sequences. Capture DNA to discover genes and synthesize proteins in a virtual lab. Combine proteins to build complex structures.
V PUGAZHENTHI
Calculate use and per device
Calculate consumption and operating costs for electrical devices. Enter power consumption, daily usage time, and electricity rate. View daily, monthly, and yearly use and analysis. Optional peak load calculation for demand charges.
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