what is the meaning of absolute mass?
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Absolute mass: ... In an atom most of the space is vacant, thereby electrons, protons, and neutrons constitute the mass of the atom. Thus, the absolute mass of an atom is the mass of its subatomic particles i.e., the mass of the electrons + protons + neutrons.
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atomic mass unit in British English noun. 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, dalton.
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1 Answer. Mass number is the number of protons + neutrons in one particular atom. Atomic mass is the weighted average of all naturally occurring isotopes of the atom.
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Absolute Value. Absolute value describes the distance of a number on the number line from 0 without considering which direction from zero the number lies. The absolute value of a number is never negative. The absolute value of 5 is 5.
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The average atomic mass of an element is the sum of the masses of its isotopes, each multiplied by its natural abundance (the decimal associated with percent of atoms of that element that are of a given isotope). Average atomic mass = f1M1 + f2M2 +…
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Mass is a measurement of the amount of matter in a substance, while weight is a measure of gravity's effect on that mass. ... Mass is measured independently of gravitational force and remains constant no matter where it is measured.
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Gross weight or Gross mass means the weight of a packaging plus the weight of its contents. ... The term gross mass is defined in § 171.8 as 'the weight of a packaging plus the weight of its contents. ' The term 'net mass' means the weight of the contents in a packaging.
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Explain with the help of examples. Answer: The mass of a body is a measure of its inertia. It means larger the mass of a body, larger will be the inertia offered by the body to change its state of motion.
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Mass is the amount of matter in an object. Scientists often measure mass with a balance. A type of balance called a triple beam balance is pictured in Figure below.
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According to the definitions given, atomic mass which is also called atomic weight is the measured total mass of an element's atom. Whereas, atomic number is nothing but the total number of neutrons and protons in the nucleus of an atom.
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Atomic Mass. Mass is a basic physical property of matter. The mass of an atom or a molecule is referred to as the atomic mass. The atomic mass is used to find the average mass of elements and molecules and to solve stoichiometry problems.
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Definition of absolute system. : a system of physical units (as cgs units) based on a unit of force independent of the value of acceleration of gravity.
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Well, since electrons have approximately zero mass an atom or an ion will have approximately the same mass. Mass of an atom is determined by the protons and neutrons in the nucleus, which each have a mass of 1 atomic mass unit (or 1 gram per mole as the mole is defined).
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Different isotopes of an element have different mass numbers, but react chemically in exactly the same way. The relative atomic mass of an element is the average mass of the isotopes in a naturally occurring sample of the element, taking into account the proportion of each isotope present.
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Absolute Value. The absolute value of a number is its distance from zero on the number line. For example, -7 is 7 units away from zero, so its absolute value would be 7.
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Mass is that quantity that is solely dependent upon the inertia of an object. The more inertia that an object has, the more mass that it has. A more massive object has a greater tendency to resist changes in its state of motion.
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An atomic mass unit is defined as a mass equal to one twelfth the mass of an atom of carbon-12. The mass of any isotope of any element is expressed in relation to the carbon-12 standard. For example, one atom of helium-4 has a mass of 4.0026 amu.