Examples of using Atomic mass in English and their translations into Romanian
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The unified atomic mass unit is equal to 1/12 of the mass of an atom of the nuclide 12C.
Thus, Avogadro was able to offer more accurate estimates of the atomic mass of oxygen and various other elements,
And each proton has an atomic mass of one, in atomic mass units,
I mean, you might notice that when people care about the mass, when they care about the atomic mass number of an atom, they ignore the electrons.
Yttrium is concentrated in the HREE group because of its ion size, though it has a lower atomic mass.
Substances with molecular weights from around 5000 atomic mass units are called macromolecular substances.
The actual mass of an atom at rest is often expressed using the unified atomic mass unit(u), also called dalton(Da).
i.e. the same atomic mass number.
Get instant access to scientific constants like Pi, Atomic Mass or add your own.
In the devices described are recorded tracks of particles whose mass is expressed in atomic mass units, 1/12 C= 1 Da, or fractions thereof.
with an atomic number of 22 and a relative atomic mass of 47.867.
it has a lower atomic mass.
leading to the conclusion that the atomic mass of oxygen was 8 times that of hydrogen,
The atomic mass of these isotopes varied by integer amounts,
The most common nuclear fuels are 235U(the isotope of uranium with an atomic mass of 235 and of use in nuclear reactors) and 239Pu(the isotope of plutonium with an atomic mass of 239).
The simplest formula for writing records the ratio of chemical elements with an indication of the atomic mass, which is indicated after the sign of the chemical element in the form of a subscript.
better appreciate the mass of the atom, there has been adopted in an international convention in 1962 the unit of atomic mass"u", expressed by the twelvest part of the mass of carbon 12.
A given atom has an atomic mass approximately equal(within 1%)
Such a slow process tends to favor isotopes with atomic mass numbers(A= protons+ neutrons) around 90,