Chemistry
12 free online tools
Chemistry calculators and tools for molecular weight, molarity, half-life, and more. Perform chemical calculations with standard formulas and periodic table data.
Activation Energy Calculator
Calculate activation energy using Arrhenius equation with step-by-step solutions
Chemical Equation Balancer
Balance chemical equations automatically with verification
Bond Order Calculator
Calculate bond order using molecular orbital theory to determine bond strength and stability
Normality Calculator
Calculate normality of chemical solutions from molarity, mass, or dilution
Boiling Point Calculator
Calculate boiling points for various substances at different pressures using the Antoine equation
pH Calculator
Calculate pH, pOH, and ion concentrations for acids and bases
Dilution Calculator
Calculate dilutions using C1V1=C2V2 formula for mass per volume
Periodic Table Quiz
Test your knowledge of chemical elements
Periodic Table Viewer
Interactive periodic table with atomic data and trends
Molarity Calculator
Calculate molarity, moles, mass, volume for solutions. Includes dilution calculator
Molecular Weight Calculator
Calculate molecular weight and molar mass of compounds
Half-Life Calculator
Calculate radioactive decay, remaining quantity, and time elapsed using half-life formula
Why Use Our Chemistry Tools?
Molecular weight calculator with periodic table
Molarity and dilution calculators
Half-life calculator for radioactive decay
Standard chemistry formulas and constants
Suitable for students and professionals
Instant calculations with detailed results
Common Use Cases
Calculating molecular weight of compounds
Computing molarity and dilutions
Calculating radioactive decay and half-life
Converting between chemical units
Solving stoichiometry problems
Calculating solution concentrations
Working with chemical formulas
Performing lab calculations