ChemoSynthesis — Ultimate Chemistry Calculator

CHEMOSYNTHESIS

ULTIMATE CHEMISTRY CALCULATION ENGINE v3.0

⚛️MOLAR MASS CALCULATOR

Enter a formula (e.g., H2SO4, C6H12O6, Ca(OH)2)

Chemical Formula

RESULT

PERIODIC TABLE — CLICK TO ADD

⚖️STOICHIOMETRY CALCULATOR

aA + bB → cC + dD

Known Substance Formula

Known Amount (mol or g)

Known Unit

Desired Substance Formula

Coefficient of Known (a)

Coefficient of Desired (c)

RESULT

💨IDEAL GAS LAW & GAS CALCULATIONS

PV = nRT

Pressure (P) atm

Volume (V) L

Moles (n) mol

Temperature (T) K

Leave one field empty to solve for it. R = 0.08206 L·atm/(mol·K)

RESULT

GAS LAW QUICK CALCS (comma-separated: known,known,find)

Boyle's Law: P₁V₁ = P₂V₂

Charles Law: V₁/T₁ = V₂/T₂

🧪pH / pOH / pKa CALCULATOR

[H⁺] Concentration (M)

[OH⁻] Concentration (M)

pH Value

pOH Value

Fill any one field. Others auto-calculate. Kw = 1.0 × 10⁻¹⁴ at 25°C

RESULT

BUFFER & pKa (Henderson-Hasselbalch)

[Weak Acid] (HA)

[Conjugate Base] (A⁻)

pKa

💧CONCENTRATION CALCULATOR

Molarity (M) mol/L

Moles of Solute

Volume of Solution L

Mass of Solute g

Molarity: M = n/V | Also supports mass → moles conversion if molar mass provided

Molar Mass of Solute g/mol (optional)

Mass of Solvent kg (for molality)

RESULT

DILUTION: M₁V₁ = M₂V₂

M₁ (Initial Molarity)

V₁ (Initial Volume)

M₂ (Final Molarity)

V₂ (Final Volume)

🔥THERMODYNAMICS CALCULATOR

ΔG = ΔH - TΔS

Enthalpy Change (ΔH) kJ/mol

Entropy Change (ΔS) J/(mol·K)

Temperature (T) K

Gibbs Free Energy (ΔG) kJ/mol

Leave one field empty. Remember: ΔS in J → divide by 1000 for kJ in equation

RESULT

EQUILIBRIUM CONSTANT FROM ΔG°

ΔG° kJ/mol

Temperature K

⚡ELECTROCHEMISTRY CALCULATOR

E°cell = E°cathode - E°anode

E°red (Cathode) V

E°red (Anode) V

Moles of Electrons (n)

Temperature K

Reaction Quotient (Q)

Standard Cell Potential (E°cell) V

RESULT

FARADAY'S LAW: m = (M × I × t) / (n × F)

Molar Mass (M) g/mol

Current (I) A

Time (t) s

n (electrons)

🔄EQUILIBRIUM CALCULATOR

Kc = [C]^c[D]^d / [A]^a[B]^b

Kc ↔ Kp CONVERTER

Kc or Kp Value

Convert To

Temperature K

Δn (gas moles change)

ICE TABLE SOLVER (Simple: A ⇌ B)

Initial [A]

Initial [B]

K value

Stoichiometry (A→B ratio)

🎯TITRATION CALCULATOR

M₁V₁/n₁ = M₂V₂/n₂

Analyte Molarity (M₁) M

Analyte Volume (V₁) mL

Titrant Molarity (M₂) M

Titrant Volume (V₂) mL

Analyte n (protons/acid sites)

Titrant n (hydroxides/base sites)

Leave one field empty to solve. n = equivalents per mole (e.g. H₂SO₄ = 2, NaOH = 1)

RESULT

PERCENT PURITY

Experimental Mass (g)

Theoretical Mass (g)

📐UNIT & CONSTANT CONVERTER

From Unit

To Unit

Value

Molar Mass g/mol (for g↔mol)

PHYSICAL CONSTANTS

Avogadro's Number (Nₐ)

6.022 × 10²³ mol⁻¹

Gas Constant (R)

0.08206 L·atm/(mol·K)

= 8.314 J/(mol·K)

Faraday Constant (F)

96485 C/mol

Planck's Constant (h)

6.626 × 10⁻³⁴ J·s

Speed of Light (c)

2.998 × 10⁸ m/s

Boltzmann Constant (k)

1.381 × 10⁻²³ J/K