The unit, also known as the dalton, is often abbreviated amu, and is designated by the symbol u. What are synonyms for Atomic mass units? Wiktionary (4.75 / 4 votes) Rate these synonyms: An arbitrarily defined unit in terms of which the masses of individual atoms are expressed. The atomic mass of a single atom is simply its total mass and is typically expressed in atomic mass units or amu. ic mass unit This thesaurus page is about all possible synonyms, equivalent, same meaning and similar words for the term atomic mass unit . Synonym for Atomic mass unit. Lists. Synonyms for atomic mass unit in Free Thesaurus. The "unified atomic mass unit" is a physical constant that is accepted for use in the SI measurement system. Molar Mass. 9 words related to mass unit: unit, unit of measurement, atomic mass unit, mass number, nucleon number, avoirdupois unit, metric weight unit, weight unit, slug. noun. atomic mass unit - WordReference English dictionary, questions, discussion and forums. atomic mass synonyms, atomic mass pronunciation, atomic mass translation, English dictionary definition of atomic mass. Atomic Unit synonyms, Atomic Unit pronunciation, Atomic Unit translation, English dictionary definition of Atomic Unit. Answer (1 of 2): Exactly it is 1.007316 u. amu= atomic mass unit u= unified mass unit.u is the mass of one nucleon (either proton or neutron) It was used to express atomic mass in terms of units of 1/16 mass of oxygen But their occur divergence due to presence of isotopes . 3. This corresponds to the following: nuclear fission in an element heavier than iron … See more. The two definitions are not equivalent, because the mass of one atom of carbon-12 is not equal to the mass of 12 protons (or even of 6 protons plus 6 neutrons). The mass of an atom can be accounted for by the sum of the mass of protons and neutrons which is almost equal to the atomic mass. (Units) a unit of mass used to express atomic and molecular weights that is equal to one twelfth of the mass of an atom of carbon-12. It is equivalent to 1.66 × 10 –27 kg. Abbreviation: amu Also called: unified atomic mass unit or dalton A unit of mass equal to112 the mass of the most abundant isotope of carbon, carbon-12, which is assigned a mass of 12. n. Abbr. GAMES & QUIZZES THESAURUS WORD OF THE DAY FEATURES; SHOP Buying Guide M-W Books . 10-24 g or one-twelfth of the mass of a carbon atom. The meaning of ATOMIC MASS is the mass of an atom usually expressed in atomic mass units; also : atomic weight. the mass of an isotope of an element measured in units formerly based on the mass of one hydrogen atom taken as a unit or on 1 ⁄ 16 the mass of one oxygen atom, but after 1961 based on 1 ⁄ 12 the mass of the carbon-12 atom. In chemistry there is rarely a unit. ['ˈnʌmbɝ'] the property possessed by a sum or total or indefinite quantity of units or individuals. 2. unit . amu A unit of mass equal to 1/12 the mass of the most abundant isotope of carbon, carbon-12, which is assigned a mass of 12. The mass is one of the fundamental metric in the International System of Units, that is measured in kilograms (kg).The gram (g) is equal to 1⁄1000 of a kilogram(or 1E-3kg). 1. An arbitrarily defined unit in terms of which the masses of individual atoms are expressed. 1. 2. What are synonyms for mass unit? Learn more. Abbreviation: amu, AMU. It is equivalent to 1.66 × 10 –27 kg. Atomic mass unit definition: a unit of mass used to express atomic and molecular weights that is equal to one twelfth... | Meaning, pronunciation, translations and examples もっと見る Chemistry. Mass of one mole of a substance in grams. I can say so because according to mole concept 1 mole(6.022*10^23) of atoms of any pure substance is equal to its atomic mass in grams, if we take case of hydrogen( it's atomic mass unit is 1) Mass of 1 hydrogen atom*6.022*10^23=1 gram. Noun Phrase The atomic mass of a single atom is simply its total mass and is typically expressed in atomic mass units or amu. antonyms. Noun Phrase Also, the mass of a proton is assigned 1 atomic mass unit (amu) for convenience. Look it up now! The SI unit is the dalton. Atomic mass definition: the mass of an isotope of an element in atomic mass units | Meaning, pronunciation, translations and examples The largest protein known, titin weighs in at 3 million atomic mass units, or 3 million times the weight of a hydrogen atom. ['ˈjuːnət, ˈjuːnɪt'] an individual or group or structure or other entity regarded as a structural or functional constituent of a whole. thesaurus. It replaces the "atomic mass unit" (without the unified part) and is the mass of one nucleon (either a proton or a neutron) of a neutral carbon-12 atom in its ground state. Noun Phrase (Another name for the number Z is the atomic number.) The unified atomic mass unit (symbol: u) or dalton (symbol: Da) is the standard unit that is used for indicating mass on an atomic or molecular scale ( atomic mass).One unified atomic mass unit is approximately the mass of one nucleon (either a single proton or neutron) and is numerically equivalent to 1 g/mol.It is defined as one twelfth of the mass of an unbound neutral atom of … Gene Nygaard 21:01, 23 September 2005 (UTC) How come only biological sciences use the Dalton unit? n. Abbr. Synonyms for mass unit in Free Thesaurus. atomic mass unit ( plural atomic mass units ) ( chemistry) A unit of mass equal to 1/12 the mass of an atom of the 12 C isotope of carbon. 4. A property closely related to an atom's mass number is its atomic mass. amu A unit of mass equal to 1/12 the mass of the most abundant isotope of carbon, carbon-12, which is assigned a mass of 12. amu A unit of mass equal to 1/12 the mass of the most abundant isotope of carbon, carbon-12, which is assigned a mass of 12. Therefore 6.022*10^23 atomic mass unit =1gram definitions. Search unified atomic mass unit and thousands of other words in English definition and synonym dictionary from Reverso. Antonyms for mass unit. atomic mass unit in American English. 1 word related to atomic mass unit: mass unit. The number of neutrons. Relative atomic mass (symbol: A r) or atomic weight is a dimensionless physical quantity defined as the ratio of the average mass of atoms of a chemical element in a given sample to the atomic mass constant.The atomic mass constant (symbol: m u) is defined as being 1 / 12 of the mass of a carbon-12 atom. atomic weight. Since both quantities in the ratio are masses, the resulting value is … atomic mass unit pronunciation. n. Abbr. Find 4 ways to say ATOMIC MASS, along with antonyms, related words, and example sentences at Thesaurus.com, the world's most trusted free thesaurus. atomic mass unit A unit in mass spectrometry that represents the relative scale, in which the mass of 1H is given an integral value of 1, 12C is 12, and so on. amu A unit of mass equal to 1/12 the mass of the most abundant isotope of carbon, carbon-12, which is assigned a mass of 12. The meaning of ATOMIC MASS UNIT is a unit of mass for expressing masses of atoms, molecules, or nuclear particles equal to 1/12 the mass of a single atom of the most abundant carbon isotope 12C —called also dalton. amu A unit of mass equal to 1/12 the mass of the most abundant isotope of carbon, carbon-12, which is assigned a mass of 12. 4. [>>>] ~[ ⇑] The same thing as molecular weight. the mass of an atom usually expressed in atomic mass units; also : atomic weight… See the full definition. n. constant. Dalton (unit) synonyms, Dalton (unit) pronunciation, Dalton (unit) translation, English dictionary definition of Dalton (unit). Other units are used in SI:tonne (t), electronvolt (eV), and the atomic mass unit (u). What are synonyms for atomic mass unit? Sentences with atomic-mass . noun. Atomic mass is typically calculated by adding the number of protons and neutrons together, ignoring the electrons because of their small size. Daltons are the standard units used for measuring atomic mass. Atomic mass units, or amu, are also used to measure atomic masses, and they are equal to daltons. Collins English Dictionary. As electrons are very light in weight, so, the mass of a carbon-12 isotope is composed of 6 neutrons and 6 protons. Relative atomic mass (Atomic weight) was originally defined relative to that of the lightest element, hydrogen, which was taken as 1.00, and in the 1820s, Prout's hypothesisstated that atomic masses of all elements would prove to be exact multiples of that of hydrogen. Sentences with mass-unit . Atomic mass definition: the mass of an isotope of an element in atomic mass units | Meaning, pronunciation, translations and examples phrases. atomic mass unit anlam, tanım, atomic mass unit nedir: 1. a unit used for measuring atomic mass, equal to one twelfth of the mass of an atom of carbon in…. An arbitrarily defined unit in terms of which the masses of individual atoms are expressed. One formula unit of sodium chloride (NaCl) would weigh 58.44 amu (22.98977 amu for Na + 35.453 amu for Cl), so a mole of sodium chloride would weigh 58.44 grams. A unit of mass equal to112 the mass of the most abundant isotope of carbon, carbon-12, which is assigned a mass of 12. Atomic mass unit. Answer (1 of 2): The atomic mass unit, or amu, is the mass of one atom of a particular isotope (a more general synonym for isotope is nuclide). Learn more. atomic mass unit A unit in mass spectrometry that represents the relative scale, in which the mass of 1H is given an integral value of 1, 12C is 12, and so on. Unified atomic mass unit definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. a unit of mass used to express atomic and molecular weights that is equal to one twelfth of the mass of an atom of carbon-12. Abbreviation: at. Noun Phrase Aluminum, used in the previous example, is a pure element so establish its atomic mass. Define atomic mass unit. 1 amu = 1.66 ×10 −24 g The amu is an older unit, and has been replaced by the unified atomic mass unit. The unit, also known as the dalton, is often abbreviated amu, and is designated by the symbol u. Protons and neutrons have masses of approximately 1 atomic mass unit each, whereas electrons only have a mass of.0006 amu. 1. 1. Atomic mass unit (amu) synonyms, Atomic mass unit (amu) pronunciation, Atomic mass unit (amu) translation, English dictionary definition of Atomic mass unit (amu). ‘The mass standard in the atomic world is set by one atom of the element carbon, which is defined to be 12 atomic mass units.’ ‘A Dalton, also known as an atomic mass unit, is roughly the mass of a single proton or neutron.’ ‘At the other end, an atomic mass unit equals 1.66 yoctograms.’ Atomic Mass synonyms - 9 Words and Phrases for Atomic Mass. At the other end, an atomic mass unit equals 1.66 yoctograms. Noun Phrase The number of electrons is the same as the element's atomic number. The pattern in the amounts the atomic masses deviate from their mass numbers is as follows: the deviation starts positive at hydrogen-1, becomes negative until a minimum is reached at iron-56, iron-58 and nickel-62, then increases to positive values in the heavy isotopes, with increasing atomic number. Answer: A property closely related to an atom's mass number is its atomic mass. mass of a single atom. Antonyms for atomic mass unit. n. The mass of an atom, usually expressed in atomic mass units. Analyzing … A unit of mass equal to 1 / 12 the mass of an atom of the most common isotope of carbon (carbon 12), which is assigned a mass of 12 and has a value of 1.660 × 10 &spminus;24 grams. atomic mass unit definition: 1. a unit used for measuring atomic mass, equal to one twelfth of the mass of an atom of carbon in…. Sentences with atomic-number . 2. † The current definitions of the atomic mass unit and of the mole, officially adopted in 1961 and 1971, respectively, are the primary sources of confusion. Define atomic mass. examples. The study recommended that professional development initiatives need to be organised with a focus on the updated definition of the mole and the key role of the unified atomic mass unit as the mass scale for microscopic entities in the understanding of the link between relative atomic/formula mass and molar mass. amu A unit of mass equal to 1/12 the mass of the most abundant isotope of carbon, carbon-12, which is assigned a mass of 12. Noun Phrase Isotopes are alternative “versions” of elements that have a different atomic mass but the same atomic number. Log in. Examples of Atomic Mass. It consists of two protons and two neutrons. Because protons and neutrons are approximately the same size, the atomic mass of a helium atom is four daltons. Let's look at a larger atom. Barium has an atomic mass of 137 daltons. This includes 56 protons and 81 neutrons. The definitions are as follows: † Definition 1: TheDalton (Da) and the unified atomic mass unit (u) are alternative names (and symbols) for the same 1 atomic mass unit is equal to 1/6.022*10^23. Atomic mass unit. 12.011. 3. Noun Phrase The atomic mass of Copper is 63.55 atomic mass units. atomic mass unit definition: 1. a unit used for measuring atomic mass, equal to one twelfth of the mass of an atom of carbon in…. Synonyms for Atomic mass units in Free Thesaurus. Learn more. A hydrogen atom has a mass of 1 atomic mass unit since its mass is 1 / 12 the mass of carbon 12. atomic weight synonyms, atomic weight pronunciation, atomic weight translation, English dictionary definition of atomic weight. One atomic mass unit is equal to 1/12 of the mass of a single C12 or carbon-12 atom with a value of 1.660 539 066 60 (50) × 10 −27 kg. Antonyms for Unified atomic mass unit. Noun Phrase Use a periodic table to find the atomic mass units for each element. Learn more in the Cambridge English-Polish Dictionary. atomic mass unit meaning: 1. a unit used for measuring atomic mass, equal to one twelfth of the mass of an atom of carbon in…. Examples of atomic mass in a sentence, how to use it. Translation for: 'atomic mass unit' in English->English dictionary. atomic mass 意味, 定義, atomic mass は何か: 1. the mass of a specific isotope of a particular chemical element, usually expressed in atomic…. 1 word related to atomic mass unit: mass unit. One atomic mass unit is defined as exactly of the mass of an atom of the nuclide 12 C, the predominant isotope of carbon. synonyms. The amu is an older unit, and has been replaced by the unified atomic mass unit. The atomic mass is equal to: A. It is defined as 1/12th the mass of one carbon-12 atom. … The unit, also known as the dalton, is often abbreviated amu, and is designated by the symbol u. Atomic mass units, or amu, are also used to measure atomic masses, and they are equal to daltons. Similar words for Mass Number. n. The average mass of an atom of an element, usually expressed relative to the mass of carbon 12, which is … Medical Definition of atomic mass unit : a unit of mass for expressing masses of atoms, molecules, or nuclear particles equal to ¹/₁₂ the mass of a single atom of the most abundant carbon isotope 12C — called also dalton WORD OF THE DAY Dictionary Thesaurus The first scientists to determine relative atomic masses were John Dalton and Thomas Thomson between 1803 and 1805 and Jöns Jakob Berzelius between 1808 and 1826. Abbreviation: amu. This small change is due to the binding energy mass loss. Berzelius, however, soon proved that this was no… Definition: noun. Learn more. One atomic mass unit is defined as exactly of the mass of an atom of the nuclide 12 C, the predominant isotope of carbon. Atomic mass units, or amu, are also used to measure atomic masses, and they are equal to daltons. atomic mass unit A unit in mass spectrometry that represents the relative scale, in which the mass of 1H is given an integral value of 1, 12C is 12, and so on. Atomic mass unit. Dalton definition, atomic mass unit. 2. Dictionary Thesaurus By definition, an atom of carbon with six neutrons, carbon-12, has an atomic mass of 12 amu. The amu is an older unit, and has been replaced by the unified atomic mass unit. Translation for: 'atomic mass unit' in English->Tamil dictionary. 1 word related to atomic mass unit: mass unit. Of this amount, 30 atomic mass units (40% of the total) will be lost during decomposition while the other 60% will remain. n. mass of an atom. True or False: An atom in an element weighs 1.67 10^-24 its atomic mass unit(amu) then divided by its atomic mass unit(amu) True. Sentences with atomic-mass-unit . 1 atom of carbon weighs. n. Abbr. 3. atomic mass unit A unit in mass spectrometry that represents the relative scale, in which the mass of 1H is given an integral value of 1, 12C is 12, and so on. The amu is an older unit, and has been replaced by the unified atomic mass unit. All Free. Atomic mass unit. Atomic mass units synonyms, Atomic mass units pronunciation, Atomic mass units translation, English dictionary definition of Atomic mass units. See more. Atomic mass unit definition: a unit of mass used to express atomic and molecular weights that is equal to one twelfth... | Meaning, pronunciation, translations and examples atomic mass unit A unit in mass spectrometry that represents the relative scale, in which the mass of 1H is given an integral value of 1, 12C is 12, and so on. atomic mass unit translations: jednostka masyatomowej. By definition, an atom of carbon with six neutrons, carbon-12, has an atomic mass of 12 amu. The amu is an older unit, and has been replaced by the unified atomic mass unit. Learn more. Antonyms for Atomic mass units. The unit, also known as the dalton, is often abbreviated amu, and is designated by the symbol u. 4. See more. 1) The mass of one formula unit of a substance in atomic mass unit s. The formula weight is a synonym of molar mass that is frequently used for non-molecular compounds, such as ionic salts. How to say atomic mass unit. British chemist whose pioneering work on the properties of the atmosphere and gases led him to formulate the atomic theory. One atomic mass unit is defined as exactly of the mass of an atom of the nuclide 12 C, the predominant isotope of carbon. … The same concept can be extended to ionic compounds and molecules. Define atomic weight. You may be familiar with the famous equation E = mc 2, which says that mass and energy are basically two ways of talking about the same thing. Noun Phrase It has an atomic number of 79 and an atomic mass of 197.0 HBmWC, ZbzNPn, BgXC, aDX, HBVU, DWt, ZFzbs, nOYuxp, NKRq, mzFf, ugCF,
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