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What is the mass number and what does it indicates?
The mass number of an atom is the sum of the numbers of protons and neutrons in the nucleus of the atom. It also indicates the total positive charge on the nucleus.
The mass number for an atom of an element when stated with the element's symbol indicates that you have an?
The mass number for an atom of an element, when stated with the element's symbol, provides the total number of protons and neutrons in the nucleus of that atom.
What is the atomic number and the mass number of an element with 20 atomic number and 23 mass number?
The element with atomic number 20 is calcium. The mass number 23 indicates the total number of protons and neutrons in the nucleus of the atom. Since the mass number is 23 and the atomic number is 20, the number of neutrons in this calcium atom would be 3 (23 - 20).
What is the sum of protons and neutrons in an atom?
Mass number!:)
What is the nuclear charge of an atom with mass of 23 and an atomic number of 11?
The atomic number of 11 means there are 11 protons in the nucleus, giving the atom a nuclear charge of +11. The atom in question is a Sodium atom.
What is the mass number and what does it indicates?
The mass number of an atom is the sum of the numbers of protons and neutrons in the nucleus of the atom. It also indicates the total positive charge on the nucleus.
What is the mass number of 15.9994?
The mass number of an element is the sum of the number of protons and neutrons in the nucleus of an atom. For an atom with a mass number of 15.9994, it indicates the average atomic mass of an oxygen atom.
What indicates the total number of protons and neutrons in an atom?
The mass number of an isotope indicates the total number (the sum) of protons and netrons in an atom.The number of protons is determined by the atomic number.The number of neutrons can be found by subtracting the atomic number from the mass number.
The mass number for an atom of an element when stated with the element's symbol indicates that you have an?
The mass number for an atom of an element, when stated with the element's symbol, provides the total number of protons and neutrons in the nucleus of that atom.
How many electrons are present in bromine atom with mass number of 87?
A bromine atom, regardless of its mass number, has an atomic number of 35, which means it has 35 protons and, in a neutral state, also 35 electrons. Therefore, a bromine atom with a mass number of 87 will have 35 electrons. The mass number indicates the total number of protons and neutrons, but it does not affect the number of electrons in a neutral atom.
What does the number beneath carbon indicates?
The number beneath carbon in the periodic table indicates its atomic number. Atomic number is the number of protons in the nucleus of an atom of that element.
The sum of the protons and the neutrons indicates the .?
By the sum of protons and neutrons we obtain the mass number of the atom which is written at the top of the atom periodic number. We can also obtain the mass number by adding the atomic number and the number of neutrons because the atomic number and the number of protons are same. You know that scientists have discovered some particles which are smaller than protons and neutrons and these are known as quartz.
What is the number on the periodic table that indicates the number of protons and neutrons in the nucleus of one atom of an element?
The number on the periodic table that indicates the number of protons and neutrons in the nucleus of an atom is the atomic mass number, which is typically located on the top of the element's symbol. It is the sum of the number of protons and neutrons in the nucleus of an atom.
How many protons neutrons and electrons are in oxygen atom with the mass number of 15?
An oxygen atom with a mass number of 15 has 8 protons, 7 neutrons, and 8 electrons. The atomic number of oxygen is 8, which indicates the number of protons and, in a neutral atom, also the number of electrons. The number of neutrons can be calculated by subtracting the atomic number from the mass number (15 - 8 = 7).
What number of protons plus neutrons in an atom's nucleus is the atom's .?
The number of protons plus neutrons in an atom's nucleus is called its atomic mass number. This number indicates the total mass of the nucleus and is a key factor in determining the identity of the element, as well as its isotopes. For example, carbon has an atomic mass number of 12, which means it has 6 protons and 6 neutrons.
What characteristic of an atom is NOT used to determine the number of neutrons in an atom?
The characteristic of an atom that is not used to determine the number of neutrons is its atomic number. The atomic number indicates the number of protons in an atom, while the number of neutrons is derived from the difference between the atomic mass (which is the total number of protons and neutrons) and the atomic number. Therefore, only the atomic mass and the atomic number are needed to calculate the number of neutrons.
What do you get when you change the mass number of an atom?
You can't change the mass number of an atom because the mass number is the number of protons which is the atom's atomic number I hope this helped :)
