The app calculates proton NMR chemical shifts for any proton. The chemical shift is automatically calculated based on additivity constants for aliphatic, aromatic, or olefinic protons.
by Andrew Erickson★ 3.02 ratingsReference$0.99Data updated 2026-09-14
Build and manipulate atoms by adding or removing protons, neutrons, and electrons. Explore chemical bonds through interactive games. Navigate the periodic table to learn element properties. Test knowledge with quizzes and challenges.
Manage and view on-call schedules with calendar views and shift details. Receive alerts for schedule changes. Customize calendar with color coding and view by week or month. Send and receive HIPAA-secure text messages within the .
Visualize reactions in 3D with quantum simulations
View 3D models of chemical reactions based on quantum-mechanical simulations. Rotate, zoom, and dissect molecular structures. Annotate diagrams and save notes for later review. Share visualizations with classmates or instructors.
Access element data including atomic mass, density, melting and boiling points, atomic radius, and electronegativity. Tap elements to view Wikipedia pages for detailed information.
The app models an interactive atom, allowing users to build elements by adding or subtracting neutrons, protons, and electrons. Users can learn about atoms and explore matter manipulation at the atomic level.
The app provides detailed information on chemical elements, including atomic number, mass, and properties. It features a molar mass calculator and interactive visualizations, all accessible offline.
Allows users to create chemical process models using a touch-enabled PFD drawing interface. It supports offline operation and performs VLE/VLLE/SVLE/SVLLE calculations with equation of state and activity coefficient methods.
With personalized AI tutoring in math, physics, chemistry, and other subjects. Get step-by-step explanations tailored to your level. Use for targeted test practice, Solver Mode for homework help, and Socratic Mode for in-depth learning.
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The app identifies NMR impurities by searching a database of common laboratory contaminants and residual solvents. It supports multiple deuterated solvents and allows users to add custom impurities.
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