Input interpretation
sulfuric acid | phosphoric acid
Chemical names and formulas
| sulfuric acid | phosphoric acid formula | H_2SO_4 | H_3PO_4 Hill formula | H_2O_4S | H_3O_4P name | sulfuric acid | phosphoric acid IUPAC name | sulfuric acid | phosphoric acid alternate names | anhydrous sulfuric acid | dihydrogen sulfate | oil of vitriol | sulphuric acid | evits | orthophosphoric acid | sonac | white phosphoric acid mass fractions | H (hydrogen) 2.06% | O (oxygen) 65.3% | S (sulfur) 32.7% | H (hydrogen) 3.09% | O (oxygen) 65.3% | P (phosphorus) 31.6%
Structure diagrams
| sulfuric acid | phosphoric acid vertex count | 5 | 5 edge count | 6 | 7 Schultz index | 64 | 64 Wiener index | 16 | 16 Hosoya index | 5 | 5 Balaban index | 3.024 | 3.024
3D structure
3D structure
Basic properties
| sulfuric acid | phosphoric acid molar mass | 98.07 g/mol | 97.994 g/mol phase | liquid (at STP) | liquid (at STP) melting point | 10.371 °C | 42.4 °C boiling point | 279.6 °C | 158 °C density | 1.8305 g/cm^3 | 1.685 g/cm^3 solubility in water | very soluble | very soluble
Units
Liquid properties
| sulfuric acid | phosphoric acid density | 1.8305 g/cm^3 | 1.685 g/cm^3 vapor pressure | 6×10^-5 mmHg | 2.2 mmHg dynamic viscosity | 0.021 Pa s | surface tension | 0.0735 N/m | refractive index | 1.41827 | 1.342
Units
Thermodynamic properties
| sulfuric acid | phosphoric acid molar heat of vaporization | 56 kJ/mol (kilojoules per mole) | specific heat of vaporization | 0.57 kJ/g (kilojoules per gram) | molar heat of fusion | 10.71 kJ/mol (kilojoules per mole) | 13.4 kJ/mol (kilojoules per mole) specific heat of fusion | 0.1092 kJ/g (kilojoules per gram) | 0.137 kJ/g (kilojoules per gram)
Chemical identifiers
| sulfuric acid | phosphoric acid CAS number | 7664-93-9 | 7664-38-2 Beilstein number | 2037554 | 1921286 PubChem CID number | 1118 | 1004 PubChem SID number | 24859176 | 24861303 SMILES identifier | OS(=O)(=O)O | OP(=O)(O)O InChI identifier | InChI=1/H2O4S/c1-5(2, 3)4/h(H2, 1, 2, 3, 4)/f/h1-2H | InChI=1/H3O4P/c1-5(2, 3)4/h(H3, 1, 2, 3, 4)/f/h1-3H RTECS number | | TB6300000 MDL number | MFCD00064589 | MFCD00011340