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How do you find the mass number given the proton electrons and atomic number but not the neutrons?
The mass number of an atom is the number of protons plus the number of neutrons. This is is the same as the number of electrons plus the number of neutrons since the number of protons is the same as the number of electrons in an atom.
What Used to find the number of neutrons?
To find the number of neutrons in an atom, subtract the atomic number (number of protons) from the atomic mass number. Neutrons are uncharged particles found in the nucleus of an atom and their number can vary for a given element based on isotopes.
To find the number of neutrons is an isotope start with the mass number and what?
The mass number of an isotope is the number of neutrons and protons in the isotope, let this be p +n = (mass number). To find the number of neutrons you need the atomic number (number of protons), let this be p. You then subtract the two: mass number - atomic number = no. of neutrons p + n - p = no. of neutrons = n
Can you identify an atom without knowing number of neutrons in it?
Yes, and in order to find the Number of Neutrons, subtract Atomic Mass from Number Of Protons, the result will be the Number of Neutrons for that atom *No. Of Neutron=Atomic Mass - Number Of Protons
Are the number of neutrons equal to the atomic number minus the atomic mass?
false
How do you find the mass number given the proton electrons and atomic number but not the neutrons?
The mass number of an atom is the number of protons plus the number of neutrons. This is is the same as the number of electrons plus the number of neutrons since the number of protons is the same as the number of electrons in an atom.
What Used to find the number of neutrons?
To find the number of neutrons in an atom, subtract the atomic number (number of protons) from the atomic mass number. Neutrons are uncharged particles found in the nucleus of an atom and their number can vary for a given element based on isotopes.
What would you do if you wanted to know the number of neutrons in an atom of a given element?
To find the number of neutrons in an atom of a given element, you would typically subtract the atomic number (number of protons) from the atomic mass of the element. The atomic mass is usually represented as the decimal number on the periodic table for each element.
Given a number of protons and the elemental mass how do you determine the numbers of nuetrons?
Subtract the number of protons from the elemental mass number for the isotope of the element given to find the number of neutrons.
How do you find the number of neutrons in an atom if that number is not told to you?
To find the number of neutrons in an atom, subtract the atomic number (number of protons) from the atomic mass number (rounded to the nearest whole number). The atomic mass is generally provided in the periodic table or can be calculated as the sum of protons and neutrons.
How can you find number of neutrons in an atom when the mass number is not given?
You cannot, just by looking. The mass number is the number is the number of protons PLUS the number of neutrons -- but if you are not given the mass number, you have little to begin with except to look up the number of neutrons yourself. ---------------------------------------------------------------------- The other way to do it would be to measure the number of protons and neutrons in the laboratory. --------------------------------------------------------------------- Isn't it amazing about these people who say "there is no way of knowing" (as this answer formerly said), when the real answer is YOU CAN GO MEASURE IT ! That is the real way to find out nearly anything in chemistry and physics. D.A.W.
How do you find the neutrons for an atom?
Neutrons = Mass number - Number of Protons
How do you tell how many neutrons are in an atom with the atomic number of 12?
To find the number of neutrons in an atom with an atomic number of 12 (which is the number of protons), you would subtract the atomic number from the atomic mass number. The atomic mass number is the sum of the protons and neutrons in the atom. For an atom with an atomic number of 12, the number of neutrons can be calculated by subtracting 12 from the atomic mass number given for that specific atom.
To find the number of neutrons is an isotope start with the mass number and what?
The mass number of an isotope is the number of neutrons and protons in the isotope, let this be p +n = (mass number). To find the number of neutrons you need the atomic number (number of protons), let this be p. You then subtract the two: mass number - atomic number = no. of neutrons p + n - p = no. of neutrons = n
How do you find out the mass number?
Mass number = Number of protons + number of neutrons
Can you identify an atom without knowing number of neutrons in it?
Yes, and in order to find the Number of Neutrons, subtract Atomic Mass from Number Of Protons, the result will be the Number of Neutrons for that atom *No. Of Neutron=Atomic Mass - Number Of Protons
Are the number of neutrons equal to the atomic number minus the atomic mass?
false
