Baking & Cooking Calculators
5+ free chemistry calculators for pH, molar mass, gas laws, stoichiometry, thermodynamics, and more. All calculations happen in your browser.
Molar Mass Calculator
Calculate molar mass from chemical formula
Stoichiometry Calculator
Find mole ratios from balanced equations
pH Strong Acid Calculator
pH from strong acid concentration
pH Weak Acid Calculator
pH from Ka and concentration
pH Strong Base Calculator
pH from strong base concentration
pH Weak Base Calculator
pH from Kb and concentration
Ideal Gas Law Calculator
Solve PV=nRT for any variable
Combined Gas Law Calculator
P1V1/T1 = P2V2/T2 solver
Boyle's Law Calculator
P1V1 = P2V2 at constant temperature
Charles's Law Calculator
V1/T1 = V2/T2 at constant pressure
Limiting Reagent Calculator
Find the limiting reactant in a reaction
Percent Yield Calculator
Calculate reaction percent yield
Molarity Calculator
Calculate moles per liter of solution
Molality Calculator
Calculate moles per kg of solvent
Dilution Calculator
M1V1=M2V2 dilution problems
Buffer pH Calculator
pH of buffer solutions
Henderson-Hasselbalch
pH = pKa + log([Aβ»]/[HA])
Ksp Calculator
Solubility product constant
Oxidation Number Calculator
Find oxidation states in compounds
Chemical Equation Balancer
Balance chemical equations automatically
Empirical Formula Calculator
Empirical formula from % composition
Molecular Formula Calculator
Molecular formula from empirical + mass
Percent Composition Calculator
% mass of each element in a compound
Heat of Reaction Calculator
ΞHrxn from formation enthalpies
Gibbs Free Energy Calculator
ΞG = ΞH - TΞS