Science Hub
Essential Physics & Chemistry formulas, calculators, and interactive tools.
Quick Formulas Cheat Sheet
Newton’s Second Law
F = m × a
Force = Mass × Acceleration
Density
ρ = m / V
Density = Mass ÷ Volume
Ohm’s Law
V = I × R
Voltage = Current × Resistance
Ideal Gas Law
PV = nRT
Pressure × Volume = moles × R × Temp
Kinetic Energy
KE = ½mv²
Kinetic Energy = 0.5 × Mass × Velocity²
Molarity (M)
M = n / V
Molarity = Moles of solute ÷ Liters of solution
Work Done
W = F × d × cos(θ)
Work = Force × Displacement
pH Equation
pH = -log[H⁺]
pH = Negative log of Hydrogen ion conc.
Interactive Tools & Calculators
Coulombs Law CalculatorDensity CalculatorElectric Power CalculatorForce Mass AccelerationGravity Force CalculatorIdeal Gas Law CalculatorKinetic Energy CalculatorMolarity CalculatorMoles CalculatorMomentum CalculatorOhms Law CalculatorpH CalculatorPotential Energy CalculatorPower CalculatorPressure CalculatorSpeed Distance Time CalculatorWork & Energy Calculator