Calculate pH, pOH, [H⁺], and [OH⁻]
Calculate pH, pOH, [H⁺], or [OH⁻] from any one value. Input concentration or ion activity to solve for missing variables. Automatically handles strong and weak acids/bases using provided Ka or Kb values.
Showing 341–360 of 1,000 ranked alternatives.
ARI IRAWAN
Solve problems and learn step-by-step
Solve math, physics, chemistry, and informatics problems with step-by-step guidance. Explore biology, geography, anthropology, history, grammar, and translation with detailed explanations. Access an AI assistant for personalized help and instant .
Roman Konasov
Calculate area of geometric shapes
Calculate of geometric shapes including square, rectangle, parallelogram, triangle, trapezium, rhombus, and circle. Choose from multiple calculation methods. Input dimensions and receive results. Save and share calculations.
Anastasia Kovaleva
Calculate, edit, and track equations
Perform calculations using basic and complex modes. Handle complex numbers with functions like square roots and exponents. Convert units between different systems. Store and recall previous results.
Sandeep Bhandari
In 3D stereo mode
3D molecular structures in Anaglyph, Side by Side, and Mirror separated stereoscopic modes. Explore like adrenaline, cocaine, and amino acids. Rotate, zoom, and analyze spatial arrangements for education.
Ben Wallenberg
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Study for AP with over 950 questions and detailed explanations. Track progress, review concepts, and prepare for exams. Access tests and learn key topics to improve understanding and performance.
JIE WANG
Calculate
General with allows users to perform basic arithmetic operations and access functions via an integrated . Input equations directly on the for calculations. Includes a scientific mode for advanced operations.
Lab4U, Inc.
Conduct experiments with sensors
Explore scientific concepts through interactive experiments in biology, physics, and chemistry. Use device sensors like camera, microphone, and motion sensor for real-time data collection.
Rob Clarke
Convert numerals to numbers and back
Convert numerals to Arabic numbers and vice versa. Enter a year and receive the corresponding value. Adjust display size, enable autocorrection, and customize formatting options.
Mykhailo Serhiienko
Solve math, answer questions, draft emails, enhance
Solve math problems with step-by-step explanations. Answer general knowledge questions with accurate information. Draft professional emails and refine writing with grammar suggestions. Set learning goals and track progress over time.
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