Chem Calc

Chem Calc is a powerful and easy-to-use chemistry calculator for students, teachers, and professionals.
It helps you solve chemical problems, balance equations, and perform accurate calculations — both online and offline.

Most features work offline. Internet access is required only for reaction search.

Key Features
Interactive Periodic Table
Explore all chemical elements with detailed properties:
- atomic number and atomic mass
- electron configuration
- electronegativity
- atomic radius and oxidation states
- standard state and physical properties

Tap any element to view full information.

Reaction Search and Equation Balancer
- Search for common inorganic and organic reactions
- Automatic equation balancing
- Correct stoichiometric coefficients
- Support for complex formulas and brackets

Molar Mass Calculator
Calculate molar mass for any valid chemical formula (for example: C6H12O6, Fe2O3, KMnO4).
- detailed element breakdown
- support for nested brackets
- crystal hydrates (CuSO4·5H2O)

pH and Acid–Base Calculations
pH calculation for acids and bases
- concentrations of H⁺ and OH⁻
- support for weak acids and bases using pKa / pKb

Gas Laws and Ideal Gas Calculator
Solve problems using the ideal gas equation PV = nRT.
- pressure, volume, temperature, amount of substance
- automatic unit conversion (Pa, atm, mmHg, L, mL, K, °C)

Concentration and Dilution Tools
- molarity, molality, normality
- mass fraction and volume fraction
- dilution and solution mixing calculations

Calculation History
All recent calculations are saved so you can quickly return to previous results.

Unit Converter
Convert:
- mass, volume, amount of substance
- concentration units
- number of particles (Avogadro’s number)

Change units without re-entering values.

Why Choose Chem Calc
- Accurate and reliable data based on standard chemistry references
- Clean and intuitive interface
- Works offline for most calculations
- Suitable for school, university, and laboratory use

Regular updates with new features and improvements

Download Chem Calc and keep all essential chemistry calculations in one app — no paper tables or external references needed.

🔗 Stay updated: https://t.me/chemcalc_en