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  2. Prices of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Prices_of_chemical_elements

    Graphite flakes can cost around US$0.9/kg carbon. Price of synthetic industrial diamond for grinding and polishing can range from 1200 to 13 300 USD/kg, while cost per weight of large synthetic diamonds for industrial applications can be on the order of million dollars per kilogram. 7: N: Nitrogen: 0.0012506: 19 (5.263 × 10 17 kg) 0.140: 0.000 ...

  3. Cost of electricity by source - Wikipedia

    en.wikipedia.org/wiki/Cost_of_electricity_by_source

    Olkiluoto block 3, which achieved first criticality in late 2021 had an overnight cost to the construction consortium (the utility paid a fixed price agreed to when the deal was signed of only 3.2 billion euros) of €8.5 billion and a net electricity capacity of 1.6 GW or €5310 per kW of capacity.

  4. Equivalent annual cost - Wikipedia

    en.wikipedia.org/wiki/Equivalent_annual_cost

    Equivalent annual cost. In finance, the equivalent annual cost ( EAC) is the cost per year of owning and operating an asset over its entire lifespan. It is calculated by dividing the negative NPV of a project by the "present value of annuity factor": , where. where r is the annual interest rate and. t is the number of years.

  5. Mortgage calculator - Wikipedia

    en.wikipedia.org/wiki/Mortgage_calculator

    4%. Mortgage calculators are automated tools that enable users to determine the financial implications of changes in one or more variables in a mortgage financing arrangement. Mortgage calculators are used by consumers to determine monthly repayments, and by mortgage providers to determine the financial suitability of a home loan applicant. [2]

  6. The 'House of the Dragon' Arryk vs. Erryk Fight: Differences ...

    www.aol.com/house-dragon-arryk-vs-erryk...

    The second episode of House of the Dragon Season 2 ended with another dramatic death scene—and this time, not one but two characters met their untimely demise.As was the case with Jaehaerys ...

  7. Triple bar - Wikipedia

    en.wikipedia.org/wiki/Triple_bar

    Without proper rendering support, you may see question marks, boxes, or other symbols. The triple bar or tribar, ≡, is a symbol with multiple, context-dependent meanings indicating equivalence of two different things. Its main uses are in mathematics and logic. It has the appearance of an equals sign = with a third line.

  8. Rhind Mathematical Papyrus - Wikipedia

    en.wikipedia.org/wiki/Rhind_Mathematical_Papyrus

    Express each of the quotients from 2/3 through 2/101 (where the denominator is always odd) as Egyptian fractions. See the Rhind Mathematical Papyrus 2/n table article for summary and solutions of this section. Throughout the papyrus, most solutions are given as particular Egyptian fractional representations of a given real number.

  9. United Kingdom - Wikipedia

    en.wikipedia.org/wiki/United_Kingdom

    The British Empire at its territorial peak in 1921 Concorde was a supersonic airliner that reduced transatlantic flight time from 8 hours to 3.5 hours. Canary Wharf, a symbol of the financial reforms initiated by Margaret Thatcher in the 1980s