NaHCO₃NaHCO384.0100 g·mol⁻¹
Molar mass84.010 g·mol⁻¹calc 84.006 • Atomic weights: CIAAW 2021 (conventional atomic weights)
FormulaNaHCO₃NaHCO3
Classsalt • ionicsolid
| Element | Count | Mass (g/mol) | Mass % |
|---|---|---|---|
| Na | 1 | 22.990 | 27.37% |
| H | 1 | 1.008 | 1.20% |
| C | 1 | 12.011 | 14.30% |
| O | 3 | 47.997 | 57.14% |
Physical properties
- State at STP
- solid
- Density
- 2.2 g·cm⁻³ (solid at 20 °C, 1 atm)
- Melting point
- —
- Boiling point
- —
Structure & bonding
Na+ with HCO3-. Releases CO2 on heating or acid reaction.
Occurrence & preparation
Solvay process; also from nahcolite mineral.
Uses
- Leavening
- Antacid
Safety
Low hazard; mild irritation.
Consult current SDS. — consult current SDS before handling.