Strumenti scientifici

Calcolatori di chimica, biologia e laboratorio.

Free scientific calculators for students, educators, and lab work. Compute molar mass from chemical formulas, convert between grams and moles, balance chemical equations, explore the periodic table, and analyze DNA, genetics, and microscopy data — using standard atomic weights and stoichiometry. Every tool runs in your browser with instant results and no signup.

Popular Strumenti scientifici

Molar Mass CalculatorMolar mass calculator free — parse chemical formulas like H2O or Ca(OH)2 and get g/mol with an element breakdown. Browser-based, instant, no signup.
Atomic Mass CalculatorAtomic mass calculator free — IUPAC element lookup or weighted isotope average. Atomic number and u/g/mol. No signup.
Periodic Table ExplorerInteractive periodic table with element details, atomic mass, and electron configuration for all 118 elements.

Normality Calculator

Normality calculator free — convert N, molarity, and equivalents per mole. Find normality from mass and volume. Chemistry titration prep in your browser.

Used 2 timesUpdated 4 minutes ago

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Strumenti scientifici

Redshift Calculator

Calculate cosmological redshift from wavelengths or recession velocity. Convert z to velocity, Hubble distance, and scale factor. Free, browser-based astronomy tool.

Used 2 timesUpdated 16 minutes ago

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Strumenti scientifici

Chemical Equation Balancer

Chemical equation balancer free — balance reactions like H2 + O2 → H2O with correct coefficients. Instant stoichiometry in your browser, no signup.

Used 1 timesUpdated 2 minutes ago

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Strumenti scientifici

Solution Concentration Calculator

Solution concentration calculator free — molarity, mass/volume, and dilution (C1V1=C2V2). Chemistry lab prep in your browser, no signup.

Used 1 timesUpdated 55 minutes ago

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Strumenti scientifici

Ideal Gas Law Calculator

Ideal gas law calculator free — solve PV=nRT for pressure, volume, moles, or temperature. atm, kPa, L, K, °C. No signup.

Used 1 timesUpdated 3 minutes ago

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Strumenti scientifici

Boyle's Law Calculator

Boyle's law calculator free — solve P1V1=P2V2 for pressure or volume at constant temperature. atm, kPa, L, mL. No signup.

Used 1 timesUpdated 33 minutes ago

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Strumenti scientifici

Periodic Table Explorer

Interactive periodic table with element details, atomic mass, and electron configuration for all 118 elements.

Used 1 timesUpdated 2 minutes ago

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Strumenti scientifici

DNA Reverse Complement

Get the reverse complement of a DNA or RNA sequence — A↔T/U, G↔C with GC content and FASTA support. Free, instant, browser-based.

Used 1 timesUpdated 25 minutes ago

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Strumenti scientifici

Codon Finder

Find codons in RNA or DNA — search AUG, stop codons, scan reading frames, and view codon frequencies. Free, instant, browser-based.

Used 1 timesUpdated 45 minutes ago

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Strumenti scientifici

Genetic Probability Calculator

Calculate offspring genotype and phenotype probabilities from Punnett squares — monohybrid and dihybrid crosses with instant results. Free, browser-based.

Used 1 timesUpdated 27 minutes ago

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Strumenti scientifici

Punnett Square Generator

Generate Punnett squares for monohybrid and dihybrid crosses with custom trait names, parent labels, and genotype or phenotype ratios. Free, instant, browser-based.

Used 1 timesUpdated 45 minutes ago

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Strumenti scientifici

Population Growth Calculator

Calculate population growth with exponential and logistic models — solve for N, growth rate r, time, or N₀ with projections and doubling time. Free, browser-based.

Used 1 timesUpdated 56 minutes ago

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