Science Calculators

Chemistry and physics calculators for moles, molar mass, and other scientific formulas. Built for students and professionals.

25 calculators

Acceleration Calculator

Calculate acceleration, velocity, or time using the kinematic formula a = (v2 - v1) / t.

Boyle's Law Calculator

Calculate pressure or volume changes using Boyle's law P₁V₁ = P₂V₂ at constant temperature.

Charles's Law Calculator

Calculate volume or temperature changes using Charles's law V₁/T₁ = V₂/T₂ at constant pressure.

Coulomb's Law Calculator

Calculate electrostatic force between two charges using Coulomb's law F = k|q₁q₂|/r².

Dilution Calculator

Calculate dilution volumes and concentrations using the C1V1 = C2V2 equation.

Force Calculator

Calculate force, mass, or acceleration using Newton's second law F = ma, plus weight from mass.

Gravitational Force Calculator

Calculate gravitational force between two masses using Newton's law F = Gm₁m₂/r².

Half-Life Calculator

Calculate radioactive decay, remaining quantity, or half-life using the exponential decay formula.

Heat Transfer Calculator

Calculate heat energy, mass, specific heat, or temperature change using Q = mcΔT with common material presets.

Ideal Gas Law Calculator

Calculate pressure, volume, moles, or temperature using the ideal gas law PV = nRT.

Kinetic Energy Calculator

Calculate kinetic energy, mass, or velocity using the formula KE = ½mv².

Molar Mass Calculator

Calculate the molar mass of any chemical compound by entering its formula. Shows element breakdown with atomic masses.

Molarity Calculator

Calculate molarity, moles, or volume using M = mol/L. Also convert mass and molar mass to molarity.

Moles Calculator

Convert between mass, moles, and molar mass using the mole formula n = mass / molar mass.

Momentum Calculator

Calculate momentum, mass, or velocity using the formula p = mv.

Ohm's Law Calculator

Calculate voltage, current, or resistance using Ohm's Law (V = IR), plus electrical power (P = VI).

pH Calculator

Calculate pH from hydrogen ion concentration, or find H+ and OH- concentrations from a known pH value.

Potential Energy Calculator

Calculate gravitational potential energy, mass, or height using the formula PE = mgh.

Pressure Calculator

Calculate pressure, force, or area using P = F/A, plus convert between Pa, kPa, atm, bar, psi, mmHg, and torr.

Snell's Law Calculator

Calculate angles of refraction, refractive indices, and detect total internal reflection using Snell's law.

Specific Heat Calculator

Solve for heat energy, mass, specific heat capacity, or temperature change using Q = mcΔT.

Speed of Sound Calculator

Calculate the speed of sound in air at any temperature, convert between units, and find Mach numbers.

Velocity Calculator

Calculate velocity, distance, or time for uniform and accelerated motion using v = d/t and v = v0 + at.

Wavelength Calculator

Calculate wavelength, frequency, or wave velocity using the wave equation v = f x lambda.

Work Calculator

Calculate work done by a force using W = Fd cos θ, plus power from work and time.