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  2. Water pollution - Wikipedia

    en.wikipedia.org/wiki/Water_pollution

    Water pollution (or aquatic pollution) is the contamination of water bodies, with a negative impact on their uses. [1]: 6 It is usually a result of human activities.. Water bodies include lakes, rivers, oceans, aquifers, reservoirs and groundwa

  3. O-Xylene (data page) - Wikipedia

    en.wikipedia.org/wiki/O-Xylene_(data_page)

    S o solid? J/(mol K) Heat capacity, c p? J/(mol K) Liquid properties Std enthalpy change of formation, Δ f H o liquid: −24.4 kJ/mol Standard molar entropy, S o liquid: 247 J/(mol K) Enthalpy of combustion, Δ c H o: −4552 kJ/mol Heat capacity, c p: 187.0 J/(mol K) at 25°C Gas properties Std enthalpy change of formation, Δ f H o gas: 19.0 ...

  4. Giải âm - Wikipedia

    en.wikipedia.org/wiki/Giải_âm

    Chỉ nam ngọc âm giải nghĩa (指南玉音解義) - earliest existing Literary Chinese - Vietnamese dictionary, has two prefaces both in Vietnamese and CC. Tứ thư ước giải (四書約解) - a translation of the Four Books, complied by Lê Quý Đôn (黎貴惇). Thi kinh giải âm (詩經解音) - a translation of the Classic of ...

  5. Light pollution - Wikipedia

    en.wikipedia.org/wiki/Light_pollution

    Light pollution is the presence of anthropogenic artificial light in otherwise dark conditions. [12] [13] [14] [15]The term is most commonly used in relation to in the outdoor environment and surrounding, but is also used to refer to artificial light indoors.

  6. Alkane - Wikipedia

    en.wikipedia.org/wiki/Alkane

    Chemical structure of methane, the simplest alkane. In organic chemistry, an alkane, or paraffin (a historical trivial name that also has other meanings), is an acyclic saturated hydrocarbon.

  7. Carbon dioxide - Wikipedia

    en.wikipedia.org/wiki/Carbon_dioxide

    The symmetry of a carbon dioxide molecule is linear and centrosymmetric at its equilibrium geometry. The length of the carbon–oxygen bond in carbon dioxide is 116.3 pm, noticeably shorter than the roughly 140 pm length of a typical single C–O bond, and shorter than most other C–O multiply bonded functional groups such as carbonyls. [19]

  8. COVID-19 pandemic in Vietnam - Wikipedia

    en.wikipedia.org/wiki/COVID-19_pandemic_in_Vietnam

    The COVID-19 pandemic in Vietnam has resulted in 11,624,000 [1] confirmed cases of COVID-19 and 43,206 [1] deaths. The number of confirmed cases is the highest total in Southeast Asia, and the 13th highest in the world.

  9. File:N1529189.pdf - Wikipedia

    en.wikipedia.org/wiki/File:N1529189.pdf

    The following other wikis use this file: Usage on bn.wikipedia.org টেকসই উন্নয়ন লক্ষ্যমাত্রা