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Q: What element has a mass number of 9 and 5 neutrons?
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What atom has six neutrons and a mass number of 10 amu?

Boron: Mass is 10.811 11 - 5 (Z or element number) = 6 neutrons.


What is the atomic number of an atom that has a mass of 9 and 5 neutrons?

The mass is protons + neutrons. So, if the mass is 9 and it has 5 neutrons, then there must be FOUR (4) protons. This would be the element beryllium (Be).


What is the atomic mass number of an atomic number 5 and includes 6 neutrons?

It boron element. Atomic mass of it is 10.8.


An element has 4 protons 5 neutrons and 4 electrons What is the atomic mass of the element?

That would Beryllium, with an atomic number of 4 and mass number of 9Hope this helped!


What is the atomic mass of an element with 4 protons 5 neutrons and 4 electrons?

4 protons 4 electrons 5 neutrons subtract the number of of protons from the atomic weight


What is the number of 6 neutrons from a mass number of 10?

Boron: Boron's mass number is 10.811 rounded to 11.11 - 5 (Z or element number) = 6


What is boron atomic mass?

Atomic Mass Number Of Boron.The Atomic Mass Number Of Boron Is 10.81 Its Atomic number is 5. It has 5 p neutrons , 6 neutrons and 5 electrons. Its valency is 3. it has 3 valence electrons.


How many protons and neutrons are present in boron?

The number of protons in an element is its atomic number. Boron's atomic number is 5 - ergo, there are 5 protons. The number of neutrons in an element is the difference between the atomic mass and the atomic number of an element. boron's atomic mass is 11. Therefore, 11 - 5 = 6. There are 6 neutrons in boron. In conclusion, there are 6 neutrons and 5 protons in boron.


what is the mass of an atom with 5 protons and 7 neutrons?

To the find the mass number of an atom you add the protons and neutrons. Meaning that the mass number of this atom is 12.


What is the symbol and atomic number for an isotope with an mass number of 5 containing 10 neutrons?

The mass number 5 is not compatible with the number of neutrons 10.


What is the atomic number of an atom of an element with 5 protons and 6 electrons?

Disregard the electrons, as their relative mass is insignificant to that of protons and neutrons. To find atomic mass, add the numbers of protons and neutrons: 5 + 6 = 11 is the mass number.


What is the atomic number of an atom that has 2 protons and 3 neutrons?

5: The mass number of an isotope is always the sum of the numbers of protons and neutrons in a nucleus of elements of the isotope.