Sulfuric acid - Wikipedia, the free encyclopedia
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Sulfuric (or sulphuric) acid , , is a strong mineral acid. It is soluble in water at all concentrations. Sulfuric acid has many applications, and is one of the top products of the chemical ind...
en.wikipedia.org/wiki/Sulfuric_acid
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Nitric acid - Wikipedia, the free encyclopedia
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Nitric acid (HNO 3 ), also known as aqua fortis and spirit of nitre , is a highly corrosive and toxic strong acid. Colorless when pure, older samples tend to acquire a stronger yellow cast ...
en.wikipedia.org/wiki/Nitric_acid
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To prevent this separation of "chamber crystals" and the retention of nitrogen oxides in the sulphuric acid. an excess of steam in the lead chambers is preferred, although it dilutes the acid somewhat. The raw materials employed in sulphuric acid making are:-;
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www.lenntech.com/chemistry/sulphuric-acid.htm
www.lenntech.com/chemistry/sulphuric-acid.htm
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Sulphuric acid is made in three steps. ... Sulphur is heated until it melts. The liquid sulphur is burnt in air. It reacts with oxygen from the air to make sulphur dioxide gas. ... You are currently in: Scinet > Reactions > Industry > Making Sulphuric acid...
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www.nelsonthornes.com/secondary/science/scinet/scinet/r...
www.nelsonthornes.com/secondary/science/scinet/scinet/reaction/indust/h2so41.htm
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Under acid conditions iron(II) is more difficult to oxidise in soluiton than it is under neutral or alkaline conditions. Mohr's salt is itself a useful source of Fe(II) since in the solid state it is much more resistant to oxidation by the air than most iron(II) compounds.
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www.chemistry-react.org/go/Faq/Faq_8941.html
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Two very pleasing methods are given in Nuffield A-level Chemistry, Students’ Book, 4th edition Topic 11, pp 249-250. The titration method is one of these and you could extend it by changing the intial concentrations firstly of the propanone and secondly of the acid.
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www.chemistry-react.org/go/Faq/Faq_26020.html
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In a process such as the preparation of sulphuric acid wherein a wrought or cast material or a welding filler is contacted with hot concentrated sulphuric acid or oleum of up to 10 wt-%, the improvement which comprises forming the contact portion of said wrought or cast material or said filler of an austenitic iron...
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www.patentgenius.com/patent/5306477.html
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Explores the redox reactions between halide ions and concentrated sulphuric acid ... THE REDOX REACTIONS BETWEEN HALIDE IONS AND CONCENTRATED SULPHURIC ACID ... Which individual energy terms in the table are most important in making the halogen half-reaction less endothermic as you go down the Group?
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www.chemguide.co.uk/inorganic/group7/halideions.html
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