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The atomic weight of uranium is 238,02891(3) Atomic Mass units.

The mass number is the total number of nucleons (protons an neutrons) in the nucleus; the mass number is different for each isotope:

234U: mass number 234

235U: mass number 235

238U: mass number 238

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14y ago
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12y ago

The mass number is the total number of nucleons (protons an neutrons) in the nucleus; the mass number is different for each isotope:

234U: mass number 234

235U: mass number 235

238U: mass number 238

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14y ago

The molar mass of uranium is 238,02891 kg/mol.

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9y ago

That depends on how much Uranium you have.

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14y ago

Type your answer here... Atomic mass of uranium is 238,02891.

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Q: What is the mass number for the element uranium?
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Related questions

What is the mass number of urnanium?

Uranium is a non metal element. Atomic mass of it is 238.


How do you find hyphen notation?

Hyphen Notation is the name of the element, then hyphen, then the mass number written after the element. For example, Chlorine-35.


What element has 235 mass number?

Uranium 235 comes to mind


What element has the atomic number 238?

There is NO element with the Atomic No. of 238. Atomic No. only go to ~ 110. However, There is an element with ATOMIC MASS of 238, it is an isotope of Uranium NB . Atomic Number refers to #1 the position in the periodic table #2 the number of protons in the element #3 the number of electrons in the neutrally charged element. Atmoic Mass refers to the Sum total of all the protons and neutrons in the nucleus of an element. An element such as Uranium would be shown in the periodic table as [238/92]U. The two numbers indicating the Atomic Mass and the Atomic Number.


Is uranium an isotope or neutral atom?

An atom has neutrons, protons, electrons. A chemical element has isotopes. With some exceptions isotopes has no name, but a number, equal to atomic mass.


What has the mass number of uranium-234?

The mass number of the isotope uranium-234 is 142.


How much matter is in uranium?

In one mole of Uranium there are 238.02891g of Uranium. This number comes from its atomic weight on the Periodic Table. The mass of one mole of an element is its atomic weight in grams.


Average mass of one atom of an element?

what is the atomic mass of an element : atomic mass is equal to the number of protons and number of neutrons present in an element


What is the mass number of thorium 234?

234 is the mass of that particular Uranium isotope. Exactly 234,040 952 088 ± 0,000 001 960 u.a.


What is the definition for number of protons in the nucleus of an atom?

The number of protons in neutrons in the nucleus of an atom is defined as atomic mass. The average atomic mass for all the isotopes of an element is given as the element's atomic weight. This is why atomic weights are decimal numbers.


What is the atomic number for uranium?

the atomic mass number for uranium is 92


The largest atomic mass?

The non-synthetic element that has the largest atomic mass is uranium, although it is radioactive. The atomic mass of uranium is 238.0289.