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The Better Business Bureau (BBB) is an American private, 501(c)(6) nonprofit organization founded in 1912. BBB's self-described mission is to focus on advancing marketplace trust, [2] consisting of 92 independently incorporated local BBB organizations in the United States and Canada, coordinated under the International Association of Better Business Bureaus (IABBB) in Arlington, Virginia.
A BBB-accredited company agrees to abide by a set of accreditation standards BBB says are "attributes of a better business." These include honesty in advertising, transparency, and responsiveness ...
The quantity proportional to the number of particles in a sample, with the Avogadro constant as the proportionality constant. mole (mol) N. extensive, scalar. Length. l. The one-dimensional extent of an object. metre (m) L.
Specialty. Cardiology, Emergency Medicine. Left bundle branch block ( LBBB) is a conduction abnormality in the heart that can be seen on an electrocardiogram (ECG). [ 1] In this condition, activation of the left ventricle of the heart is delayed, which causes the left ventricle to contract later than the right ventricle .
German, meaning Entered Apprentice. M∴ L∴ – Mère Loge. French, meaning Mother Lodge. M∴ M∴ – Master Mason. Mois Maçonnique, "Masonic Month" (French): March 18 the first Masonic month among French Freemasons. Also Meister Maurer, "Master Mason" (German) M∴ P∴ S∴ – Most Puissant Sovereign. M∴ W∴ – Most Worshipful. M∴ ...
ℓ = 0, 1, 2,..., n − 1. A quantum number beginning in n = 3, ℓ = 0, describes an electron in the s orbital of the third electron shell of an atom. In chemistry, this quantum number is very important, since it specifies the shape of an atomic orbital and strongly influences chemical bonds and bond angles.
Imperial units. 0.224809 lbf. The newton (symbol: N) is the unit of force in the International System of Units (SI). It is defined as , the force which gives a mass of 1 kilogram an acceleration of 1 metre per second squared. It is named after Isaac Newton in recognition of his work on classical mechanics, specifically his second law of motion .
SI derived units are units of measurement derived from the seven SI base units specified by the International System of Units (SI). They can be expressed as a product (or ratio) of one or more of the base units, possibly scaled by an appropriate power of exponentiation (see: Buckingham π theorem ). Some are dimensionless, as when the units ...