law of definite composition

law of definite composition
1. Chem. the statement that in a pure compound the elements are always combined in fixed proportions by weight.
2. Logic. the law that either a proposition or its denial must be true.

* * *


Universalium. 2010.

Игры ⚽ Поможем сделать НИР

Look at other dictionaries:

  • law of definite composition — pastoviųjų santykių dėsnis statusas T sritis fizika atitikmenys: angl. law of constant proportions; law of definite composition vok. Gesetz der konstanten Gewichtsverhältnisse, n; Gesetz der konstanten Proportionen, n; Gesetz der konstanten… …   Fizikos terminų žodynas

  • law of definite composition — 1. Chem. the statement that in a pure compound the elements are always combined in fixed proportions by weight. 2. Logic. the law that either a proposition or its denial must be true …   Useful english dictionary

  • Law of definite proportions — In chemistry, the law of definite proportions, sometimes called Proust s Law, states that a chemical compound always contains exactly the same proportion of elements by mass. An equivalent statement is the law of constant composition, which… …   Wikipedia

  • law of constant proportions — pastoviųjų santykių dėsnis statusas T sritis fizika atitikmenys: angl. law of constant proportions; law of definite composition vok. Gesetz der konstanten Gewichtsverhältnisse, n; Gesetz der konstanten Proportionen, n; Gesetz der konstanten… …   Fizikos terminų žodynas

  • Chemical law — Chemical laws are those laws of nature relevant to chemistry. The most fundamental concept in chemistry is the law of conservation of mass, which states that there is no detectable change in the quantity of matter during an ordinary chemical… …   Wikipedia

  • definite proportions, law of — ▪ chemistry       statement that every chemical compound contains fixed and constant proportions (by weight) of its constituent elements. Although many experimenters had long assumed the truth of the principle in general, the French chemist… …   Universalium

  • Proust's law — prüsts n LAW OF DEFINITE PROPORTIONS Proust prüst Joseph Louis (1754 1826) French chemist. Proust spent the major part of his professional life in Spain where he taught chemistry and undertook laboratory research. He was an outstanding chemical… …   Medical dictionary

  • Roman Law —     Roman Law     † Catholic Encyclopedia ► Roman Law     In the following article this subject is briefly treated under the two heads of; I. Principles; II. History. Of these two divisions, I is subdivided into: A. Persons; B. Things; C. Actions …   Catholic encyclopedia

  • United States trust law — Introduction Most law regulating the creation and administration of trusts in the United States is now statutory at the state level. In August 2004, the National Conference of Commissioners on Uniform State Laws created the first attempt to… …   Wikipedia

  • Influence of the Church on Civil Law —     Influence of the Church on Civil Law     † Catholic Encyclopedia ► Influence of the Church on Civil Law     Christianity is essentially an ethical religion; and, although its moral principles were meant directly for the elevation of the… …   Catholic encyclopedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”