enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. List of ISO 3166 country codes - Wikipedia

    en.wikipedia.org/wiki/List_of_ISO_3166_country_codes

    The sortable table below contains the three sets of ISO 3166-1 country codes for each of its 249 countries, links to the ISO 3166-2 country subdivision codes, and the Internet country code top-level domains (ccTLD) which are based on the ISO 3166-1 alpha-2 standard with the few exceptions noted. See the ISO 3166-3 standard for former country codes.

  3. Butadiene (data page) - Wikipedia

    en.wikipedia.org/wiki/Butadiene_(data_page)

    Download QR code; Print/export Download as PDF; ... 1,3-Butadiene: CH 2 =CH-CH=CH 2. Chemical formula: C 4 H 6: Molar mass: 54.09 g/mol Synonyms

  4. Country code top-level domain - Wikipedia

    en.wikipedia.org/wiki/Country_code_top-level_domain

    A country code top-level domain (ccTLD) is an Internet top-level domain generally used or reserved for a country, sovereign state, or dependent territory identified with a country code. All ASCII ccTLD identifiers are two letters long, and all two-letter top-level domains are ccTLDs.

  5. Butadiene - Wikipedia

    en.wikipedia.org/wiki/Butadiene

    1,3-Butadiene (/ ˌ b juː t ə ˈ d aɪ iː n / ⓘ) [8] is the organic compound with the formula CH 2 =CH-CH=CH 2.It is a colorless gas that is easily condensed to a liquid. It is important industrially as a precursor to synthetic rubber. [9]

  6. ISO 3166-1 - Wikipedia

    en.wikipedia.org/wiki/ISO_3166-1

    It defines three sets of country codes: [1] ISO 3166-1 alpha-2 – two-letter country codes which are used most prominently for the Internet's country code top-level domains (with a few exceptions). ISO 3166-1 alpha-3 – three-letter country codes which allow a better visual association between the codes and the country names than the alpha-2 ...

  7. List of country calling codes - Wikipedia

    en.wikipedia.org/wiki/List_of_country_calling_codes

    Country codes are defined by the International Telecommunication Union (ITU) in ITU-T standards E.123 and E.164. The prefixes enable international direct dialing (IDD). Country codes constitute the international telephone numbering plan. They are used only when dialing a telephone number in a country or world region other than the caller's.

  8. ISO 3166-1 alpha-2 - Wikipedia

    en.wikipedia.org/wiki/ISO_3166-1_alpha-2

    The United Nations uses a combination of ISO 3166-1 alpha-2 and alpha-3 codes, along with codes that pre-date the creation of ISO 3166, for international vehicle registration codes, which are codes used to identify the issuing country of a vehicle registration plate; some of these codes are currently indeterminately reserved in ISO 3166-1.

  9. List of mobile telephone prefixes by country - Wikipedia

    en.wikipedia.org/wiki/List_of_mobile_telephone...

    example 971 530 000 000 with country code is 12 digits 54: Etisalat: example 971 540 000 000 with country code is 12 digits 55: Du: example 971 550 000 000 with country code is 12 digits 56: Etisalat: example 971 560 000 000 with country code is 12 digits 58: Du: example 971 580 000 000 with country code is 12 digits United Kingdom [16] +44 ...