Chemie Rechner

Berechnen Sie the molar mass of any chemical compound. Geben Sie den molecular formula — get molecular weight in g/mol with element breakdown. Free.

Calculate molar concentration of solutions. Full formula with variable legend, worked example and step-by-step chemistry solution.

C1V1=C2V2 dilution problems. Full formula with variable legend, worked example and Schritt für Schritt chemistry solution.

Finden Sie unknown acid or base concentration. Full formula with variable legend, worked example and Schritt für Schritt chemistry solution.

Apply Boyle\

Apply Charles\

Apply Gay-Lussac\

Apply the Kombiniert Gas Law for any variable. Enter five of six P, V, T values — see the missing variable mit Schritten. Free.

Finden Sie empirical formula from percent composition. Full formula with variable legend, worked example and Schritt für Schritt chemistry solution.

Bestimmen Sie molecular formula from empirical data. Full formula with variable legend, worked example and Schritt für Schritt chemistry solution.

Berechnen Sie reaction yield efficiency. Instant result with amortization table, formula and chart. Free financial calculator.

Identify the limiting reagent in a chemical reaction. Enter moles of reactants and stoichiometry — see limiting reagent and excess. Free.

Rechnen Sie um between moles and grams in reactions. Full formula with variable legend, worked example and Schritt für Schritt chemistry solution.

Finden Sie percent composition of chemical compounds. Quick calculation with worked example and formula. Free everyday calculator.

Berechnen Sie buffer pH using the Henderson-Hasselbalch equation. Enter pKa, acid, and base concentrations — see pH and buffer capacity. Free.

Berechnen Sie osmotic pressure using π = iMRT. Enter solute concentration, temperature, and van\

Berechnen Sie freezing point depression ΔTf = Kf · m for any solvent. Enter molality and Kf — see the new freezing point and boiling point elevation. Free.

Berechnen Sie ΔTb=iKbm for solutions. Instant result with breakdown, formula and payment schedule. Free financial calculator.

Berechnen Sie Gibbs free energy ΔG = ΔH − TΔS. Enter enthalpy, entropy, and temperature — see ΔG and whether the reaction is spontaneous. Free.

Berechnen Sie the equilibrium constant Kc from reactant and product concentrations. Enter concentrations — see Kc, Kp, and reaction quotient Q. Free.

Berechnen Sie cell potential under non-standard conditions. Enter standard potential, temperature, and concentrations — see E via Nernst. Free.

Berechnen Sie Ea from Arrhenius equation. Instant result with breakdown, formula and payment schedule. Free financial calculator.

Berechnen Sie reaction rate constants and half-life for any reaction order. Enter concentration data — see rate law, k, and integrated rate equation. Free.

Berechnen Sie heat energy changes. Formel, worked example and unit conversions included. Instant thermodynamics solver.

Berechnen Sie E°cell for electrochemical cells. Formel, variable legend, worked example and Schritt für Schritt mechanics solution. Instant result.

[cell-potential]

Berechnen Sie buffering capacity of a solution. Full formula with variable legend, worked example and Schritt für Schritt chemistry solution.

Apply Raoult\

Apply Henry\

Berechnen Sie lattice energy using the Born-Landé or Kapustinskii equation. Enter ion charges, radii, and Madelung constant — see lattice energy. Free.

Construct a Born-Haber cycle for ionic compounds. Enter energy values — see lattice energy, ionisation energy, and each step in the cycle. Free.

Berechnen Sie exponential population growth P(t) = P₀eʳᵗ. Enter initial population, growth rate, and time — see population at any t. Free.

Berechnen Sie genotype and allele frequencies at equilibrium. Enter p or q allele frequency — see p², 2pq, q² and test for equilibrium. Free.

Berechnen Sie Mendelian genetics ratios. Enter parent genotypes — see the Punnett square, phenotype ratios, and allele frequency. Free.

Offspring ratios from parent genotypes. Formel, variable legend, diagram and worked example included. Instant geometry result.

Model logistic growth with a carrying capacity K. Enter r, K, and N₀ — see population at any time with S-curve. Free.

Berechnen Sie population growth with resource limits. Enter growth rate, carrying capacity, and initial population — see logistic curve. Free.

Allele frequencies from genotype counts. See formula, worked example and wave diagram. Instant physics result. Free online solver.

Schätzen Sie genetic drift magnitude in small populations. Enter population size and initial allele frequency — see drift probability. Free.

Berechnen Sie Shannon-Wiener diversity index and evenness. Enter species counts — see H\

Berechnen Sie physical length of DNA from base pair count. Enter base pairs — see length in nm, μm, and mm with chromosome comparison. Free.

Berechnen Sie natural selection coefficient s for a trait. Enter fitness values — see s, selection differential, and allele change per generation. Free.

Berechnen Sie mutation frequency per generation. Enter number of mutations and cell divisions — see mutation rate and probability. Free.

Explore DNA-to-protein synthesis pathways. Enter codon sequence — see amino acid chain, mRNA transcript, and protein mass. Free.

Berechnen Sie net primary productivity for any ecosystem. Enter biomass and respiration data — see NPP in gC/m²/yr with ecological interpretation. Free.

Berechnen Sie enthalpy change for chemical reactions. Enter bond energies or formation enthalpies — see ΔH with Hess\

Berechnen Sie partition coefficient for chemical distribution. Enter concentrations in two phases — see P, log P, and polarity index. Free.

Berechnen Sie equilibrium concentrations in acid-base reactions. Enter Ka/Kb and initial concentration — see pH and species concentrations. Free.

Berechnen gas solubility using Henry\

Berechnen Sie electrode potential for redox reactions. Enter half-cell potentials — see standard cell potential and spontaneity. Free.

Berechnen Sie osmolarity of solutions from solute concentration. Enter solutes and concentrations — see total osmolarity in mOsm/L. Free.