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  2. Sulfur monoxide - Wikipedia

    en.wikipedia.org/wiki/Sulfur_monoxide

    Sulfur monoxide is an inorganic compound with formula S O. It is only found as a dilute gas phase. When concentrated or condensed, it converts to S 2 O 2 (disulfur dioxide). It has been detected in space but is rarely encountered intact otherwise.

  3. Employees' Social Security Act 1969 - Wikipedia

    en.wikipedia.org/wiki/Employees'_Social_Security...

    The Employees' Social Security Act 1969 (Malay: Akta Keselamatan Sosial Pekerja 1969), is a Malaysian laws which enacted to provide social security in certain contingencies and to make provision for certain other matters in relation to it.

  4. Empirical formula - Wikipedia

    en.wikipedia.org/wiki/Empirical_formula

    Glucose (C 6 H 12 O 6), ribose (C 5 H 10 O 5), Acetic acid (C 2 H 4 O 2), and formaldehyde (CH 2 O) all have different molecular formulas but the same empirical formula: CH 2 O.This is the actual molecular formula for formaldehyde, but acetic acid has double the number of atoms, ribose has five times the number of atoms, and glucose has six times the number of atoms.

  5. Sulfur oxide - Wikipedia

    en.wikipedia.org/wiki/Sulfur_oxide

    Sulfur oxide refers to many types of sulfur and oxygen containing compounds such as SO, SO 2, SO 3, S 7 O 2, S 6 O 2, S 2 O 2, etc. . Sulfur oxide (SO x) refers to one or more of the following:

  6. Cement chemist notation - Wikipedia

    en.wikipedia.org/wiki/Cement_chemist_notation

    The phase composition of a particular cement can be quantified through a complex set of calculation known as the Bogue formula. To avoid the flash setting of concrete, due to the very fast hydration of the tricalcium aluminate ( C 3 A ), 2–5 wt. % calcium sulfate is interground with the cement clinker to prepare the cement powder.

  7. List of mathematical abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_mathematical...

    wff – well-formed formula. whp – with high probability. wlog – without loss of generality. WMA – we may assume. WO – well-ordered set. [1] WOP – well-ordered principle. w.p. – with probability. wp1 – with probability 1. wrt – with respect to or with regard to. WTP – want to prove. WTS – want to show.

  8. List of countries by tax rates - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_tax_rates

    Map of the world showing national-level sales tax / VAT rates as of October 2019. A comparison of tax rates by countries is difficult and somewhat subjective, as tax laws in most countries are extremely complex and the tax burden falls differently on different groups in each country and sub-national unit.

  9. Sulfonic acid - Wikipedia

    en.wikipedia.org/wiki/Sulfonic_acid

    General structure of a sulfonic acid with the functional group indicated in blue. In organic chemistry, sulfonic acid (or sulphonic acid) refers to a member of the class of organosulfur compounds with the general formula R−S(=O) 2 −OH, where R is an organic alkyl or aryl group and the S(=O) 2 (OH) group a sulfonyl hydroxide. [1]