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What is an element with 20 neutrons?
Calcium-40: The atomic number of calcium is 20 and the number of neutrons is always the difference between the atomic mass and the atomic number.
What is the difference between the atomic number and the atomic mass?
The atomic number represents the number of protons in an atom's nucleus, determining its chemical properties and element identity. Atomic mass is the total mass of an atom, which includes the sum of its protons, neutrons, and electrons.
What is the difference between atomic mass number and atomic number?
Atomic mass number is the average atomic mass for that element, which is : All the isotopes' masses known for that element averaged up. Atomic number is the element's "identity", the number of protons the element and all its isotopes have. All the isotopes of a given element will have different number of electrons and neutrons, but the protons of the element never will change.
What is the difference between the atomic number and atomic mass?
The atomic number represents the number of protons in an atom's nucleus. It determines the element's identity. Atomic mass is the average mass of an atom of an element, taking into account its isotopes and their abundance. It is the sum of the protons and neutrons in the nucleus.
How do you calculate the number of neutrons an atom of a specific element has?
You can calculate the number of neutrons an atom has by subtracting the atomic number (number of protons) from the atomic mass (rounded to the nearest whole number). Neutrons are the difference between these two values.
What is the difference between the atomic number of an element and the number of valence electrons?
Describe the reactivity of halogens
What is the difference between the atomic number of an element and number of valence electrons?
Describe the reactivity of halogens
What is an element with 20 neutrons?
Calcium-40: The atomic number of calcium is 20 and the number of neutrons is always the difference between the atomic mass and the atomic number.
What is the difference between the number of protons in an atom and that element's atomic number?
Nothing, it's the same thing.
What is the difference between the atomic number and the atomic mass?
The atomic number represents the number of protons in an atom's nucleus, determining its chemical properties and element identity. Atomic mass is the total mass of an atom, which includes the sum of its protons, neutrons, and electrons.
What is a similarity and a difference between isotopes of an element?
All isotopes of an element have the same number of protons in the atomic nucleus, which is its atomic number on the periodic table. All isotopes of an element contain different numbers of neutrons in their atomic nuclei, which causes the isotopes of an element to vary in mass number (protons + neutrons).
If there is a difference between a substance atomic number and its atomic mass which measure must be the larger number?
The atomic mass number must be higher as that represent the number of protons and neutrons in an element. Whereas only the number of protons are represented in the Atomic Number.
What particle represents the difference between mass number and atomic number of an element?
We make atomic number by number of protons in a atom. We make mass number by total of both protons and neutrons.
What is the difference between atomic mass number and atomic number?
Atomic mass number is the average atomic mass for that element, which is : All the isotopes' masses known for that element averaged up. Atomic number is the element's "identity", the number of protons the element and all its isotopes have. All the isotopes of a given element will have different number of electrons and neutrons, but the protons of the element never will change.
Which element has an atomic number between 27 and 31?
Atomic number 27 : Cobalt Atomic number 28 : Nickel Atomic number 29 : Copper Atomic number 30 : Zinc Atomic number 31 : Gallium
What is the difference between mass number and atomic mass?
Atomic Mass is the average of the masses of the existing isotopes in an element, but the mass number is the sum of the protons and neutrons in the nucleus of an atom.
What is the difference between atomic number and atomic mass number?
Atomic number is the number of protons in the nucleus of an atom, and each element has a unique atomic number that is the same for all of its atoms. Mass number is the number of protons and neutrons in the nucleus of a specific isotope of an element. Mass number varies with different isotopes because of different numbers of neutrons.
