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This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of commodities. Data on elements' abundance in Earth's crust is added for comparison. As of 2020, the most expensive non-synthetic element by both mass and volume is rhodium.
b = 0.0994 liter per mole Vapor pressure of liquid. P in mm Hg: 1: 10: 40: ... Vapor-liquid Equilibrium of Acetone/Ethanol [4] P = 760 mm Hg BP Temp. °C % by mole ...
One litre of acetone can dissolve around 250 litres of acetylene at a pressure of 10 bars (1.0 MPa). [62] [63] Acetone is used as a solvent by the pharmaceutical industry and as a denaturant in denatured alcohol. [64] Acetone is also present as an excipient in some pharmaceutical drugs. [65] [needs update]
Retail prices vary widely between countries, brands, bottle sizes (0.33 liter to 20 liters) and place of sale (supermarket, fair, restaurant etc.). They range from US$0.05 to US$6 per liter, equivalent to US$50 to US$6,000 per cubic meter .
The refinery is a joint venture between Sasol Ltd and Total South Africa (Pty) Ltd. Sasol has a 63.64 per cent shareholding in Natref, and Total South Africa holds a 36.36 per cent interest. [42] One of few inland refineries in South Africa, [39]: 166 Natref's capacity in 2017, stood at 108,500 barrels per day of crude oil. The refinery uses ...
General elections were held in South Africa on 29 May 2024 to elect a new National Assembly as well as the provincial legislature in each of the nine provinces. [1] [2] This was the 7th general election held under the conditions of universal adult suffrage since the end of the apartheid era in 1994.
In the US, dimethyl carbonate was exempted under the definition of volatile organic compounds (VOCs) by the U.S. EPA in 2009. [9] Due to its classification as VOC exempt, dimethyl carbonate has grown in popularity and applications as a replacement for methyl ethyl ketone (MEK) and other solvents.
Although this only represents 12.4% of the total land used for agriculture in South Africa, the Western Cape produces 55% to 60% of South Africa’s agricultural exports, valued at more than R7 billion [50] (US$1 billion) [51] a year. In 2008, the sector was also one of the fastest growing of the economy, expanding by 10.6%. [37]