Build formulas with cations and anions
Learn and practice creating by selecting cations and anions. The generates correct formulas with proper subscripts and parentheses. Reinforce naming rules and charge balancing through interactive exercises.
Showing 181–200 of 1,000 ranked alternatives.
Happy Maau Studios, LLC
Formulas, figures, and calculations for users.
The app provides over 1,400 formulas, figures, and examples for math, physics, and chemistry. It includes tools like a unit converter and solvers for common calculations.
Manish Kumar
MCQs
With chapter-specific multiple choice questions. Review answers with detailed explanations. Track progress and revisit difficult topics. Take timed quizzes to improve speed and accuracy. Share results with teachers or peers.
qaqee Tecnologia Da Informacao Ltda
Convert units and currencies instantly
Convert units and currencies by typing queries in a single input field. Supports over 900 units and 170 currencies. Dynamically recognizes abbreviations and symbols. Search for conversions similar to web searches.
Daniel Byon
A collection of important math formulas.
The app provides a collection of math formulas for high school and college students. It covers subjects such as algebra, geometry, derivatives, integrals, limits, and trigonometry.
Otek International Inc.
Hangul and pronounce letters
Hangul with structured lessons and pronunciation guides. Practice alphabet sounds and recognize characters. Track progress with built-in quizzes and exercises. Sync with school textbooks for consistent learning.
Astronet Technology PTE LTD
Translate PDFs, papers, and literature
Read and translate PDF documents with full-text and side-by-side translation. Manage literature with paragraph-by-paragraph translation and terminology support. Rearrange PDF layouts and sync reading progress across devices.
Gunter Business Solutions Inc
Calculate chemicals accurately
Manage chemistry with advanced calculators for chlorine, pH, alkalinity, and shock treatments. Input size and conditions for accurate dosing. Track chemical levels and maintenance schedules. Export data for record-keeping.
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Zhijin Chen
Explore elements, formulas, and reactions
Access the periodic table with atomic weight, electronegativity, electron affinity, ionization energy, radius, and isotopes. Compare element properties. Search for compounds and reactions. View chemical equations and formulas.
Wiley
Type sequences to get molecular data
Calculate molecular weights for nucleic acid, protein, and peptide sequences. Input sequences via text or copy-paste. Access one- or three-letter amino acid codes. Estimate molecular weights based on sequence length and average molecular weights.
Manish Kumar
With clear explanations and exercises
Study with topic-based notes, structured lessons, and multiple-choice questions. Test understanding with quizzes and review key concepts for AP exams. Track progress and access explanations for incorrect answers.
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