| Sodium bisulfate | |
|---|---|
 |
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| Other names | sodium bisulfate sodium acid sulfate bisulfate of soda |
| Identifiers | |
| CAS number | [7681-38-1] |
| Properties | |
| Molecular formula | NaHSO4 |
| Molar mass | 120. CAS registry numbers are unique numerical identifiers for Chemical compounds Polymers biological sequences mixtures and Alloys They are also referred to A chemical formula is a way of expressing information about the Atoms that constitute a particular Chemical compound, and how the relationship between those atoms changes Molar mass, symbol M, is the Mass of one mole of a substance ( Chemical element or Chemical compound) 06 g/mol (anhydrous) 138. 07 g/mol (monohydrate) |
| Appearance | white solid |
| Density | 2. The density of a material is defined as its Mass per unit Volume: \rho = \frac{m}{V} Different materials usually have different 742 g/cm3 (anhydrous) |
| Melting point |
58. The melting point of a solid is the temperature range at which it changes state from solid to Liquid. 5°C (monohydrate) |
| Boiling point |
decomposes to Na2S2O7 |
| Solubility in other solvents | 50 g / 100 ml (0°C) (of anhydrous) 100 g / 100ml (100°C) (of anhydrous) |
| Acidity (pKa) | 1. The boiling point of a liquid is the temperature at which the Vapor pressure of the liquid equals the environmental pressure surrounding the liquid Solubility is the characteristic Physical property referring to the ability of a given substance the Solute, to dissolve in a Solvent. 9 |
| Structure | |
| Crystal structure | triclinic (anhydrous) monoclinic (monohydrate) |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
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Sodium bisulfate, also sodium hydrogen sulfate, has the chemical formula NaHSO4. In Mineralogy and Crystallography, a crystal structure is a unique arrangement of Atoms in a Crystal. In Chemistry, the standard state of a material is its state at 1 bar (100 Kilopascals exactly A chemical formula is a way of expressing information about the Atoms that constitute a particular Chemical compound, and how the relationship between those atoms changes The anhydrous form is hygroscopic. Its melting point is poorly defined because it begins to decompose into sodium pyrosulfate and water before it reaches its melting points.
Solutions of sodium bisulfate are acid, with a 1M solution having pH of 1. A molar Solution is one that contains one mole of solute per Litre of solution 4. In some applications, such solutions can be used instead of sulfuric acid solution. Sulfuric (or sulphuric acid, H 2 S[[oxygen O]]4 is a strong Mineral acid. For example, from a solution of sodium bisulfate and sodium acetate it is possible to distill acetic acid. Sodium acetate, (also sodium ethanoate) is the Sodium salt of Acetic acid. Acetic acid, also known as ethanoic acid, is an organic chemical compound, giving Vinegar its sour taste Sodium bisulfate solutions will also liberate CO2 from most carbonates. Carbon dioxide ( Chemical formula:) is a Chemical compound composed of two Oxygen Atoms covalently bonded to a single
Sodium bisulfate behaves, to some degree, as if it were a complex of sodium sulfate with sulfuric acid. Sodium sulfate is the Sodium salt of Sulfuric acid Sulfuric (or sulphuric acid, H 2 S[[oxygen O]]4 is a strong Mineral acid. This is evident if either the anhydrous form or the monohydrate come in contact with ethanol, which causes them to separate into those two components. [1]
Production
Sodium bisulfate is produced by two methods. One method involves mixing stoichiometric quantities of sodium hydroxide and sulfuric acid which react to form sodium bisulfate and water. Stoichiometry (sometimes called reaction stoichiometry to distinguish it from composition stoichiometry is the Calculation of Quantitative (measurable Sodium hydroxide ( Na[[hydroxide OH]]) also known as Lye, caustic soda and (incorrectly according to IUPAC nomenclature Sulfuric (or sulphuric acid, H 2 S[[oxygen O]]4 is a strong Mineral acid. Water is a common Chemical substance that is essential for the survival of all known forms of Life.
NaOH + H2SO4 → NaHSO4 + H2O
A second production method involves reacting sodium chloride (salt) and sulfuric acid at elevated temperatures to produce sodium bisulfate and hydrogen chloride gas. For sodium chloride in the diet see Salt. Sodium chloride, also known as common salt, table salt, or Halite, is a
NaCl + H2SO4 → NaHSO4 + HCl
The liquid sodium bisulfate is sprayed and cooled so that it forms a solid bead. The hydrogen chloride gas is dissolved in water to produce hydrochloric acid as a useful byproduct of the reaction. Hydrochloric acid is the Solution of Hydrogen chloride ( H[[Chlorine Cl]] in water
The product of commerce is anhydrous. The only producer in the USA, Jones Hamilton Company, uses the sulfuric acid/sodium chloride process, which produces anhydrous product.
Uses
- Household cleaners, Sani-Flush, for example (roughly 45%)
- Silver pickling
- To reduce alkalinity and pH in swimming pools
- In pet foods[1]
- As a preservative for soil and water samples in analytical laboratory analysis
- when NaHSO4 is added to potassium iodide it forms a black liquid of h20 sulfate and iodine
References
- ^ Merck Index of Chemicals and Drugs, 9th ed. Pickling is a treatment of Metallic surfaces in order to remove impurities stains Rust or scale with a solution called Pickle liquor, containing Alkalinity or AT is a measure of the ability of a solution to neutralize acids to the Equivalence point of carbonate or bicarbonate pH is the measure of the acidity or alkalinity of a Solution. monograph 8330
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