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Balance any chemical reaction equation instantly with matrix algorithms, molar mass and stoichiometry.

Calculate molar mass (g/mol) and element mass percentages for any chemical formula and hydrate.

Solve kinematics, Newton's laws of motion, kinetic & potential energy, and centripetal circular motion.

Transcribe DNA to mRNA, find complementary strands, translate codons into amino acid peptide chains, and check GC content.

Interactive periodic table of elements with IUPAC data, electron configurations, electronegativity, orbitals, and physical properties.

Calculate chemical dilutions (C1V1 = C2V2), molarity (M), and mass percentage (C%) with step-by-step laboratory recipes.

Solve thin lens equations (1/f = 1/d + 1/d'), Snell's law of refraction, and series/parallel resistor circuits with Ohm's law.

Solve linear equations (ax+b=0), quadratic equations (ax²+bx+c=0 with discriminant Δ), and 2x2 linear systems with step-by-step solutions.

Calculate great-circle distances between GPS coordinates using Haversine formula, initial compass flight bearings, and city presets.

Boost reading speed from 200 to 1,000 WPM using Rapid Serial Visual Presentation (RSVP) with red Optimal Recognition Point (ORP) focal letter alignment.

Calculate resistance, tolerance, and temperature coefficient for 4, 5, and 6-band resistors with SVG graphics. Includes reverse Ohms-to-bands lookup and SMD chip code decoder.

Calculate current semester and cumulative Grade Point Average (GPA) on the 4.0 scale with weighted Honors/AP boosts, prior earned credits integration, and target graduation GPA forecasting.

Maximize long-term memory retention through scientifically spaced intervals. 100% offline with custom decks, TTS pronunciation, and Leitner box mastery.

Simulate kinematic trajectory curves, calculate maximum height, flight duration, and range under Earth, Moon, Mars, and custom gravities.

Plot multiple 2D mathematical functions f(x) with interactive pan, zoom, real-time tangent slope & definite integral area.

Explore atomic weights, electron configurations, electronegativity & temperature-dependent state phases on an interactive matrix.