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Answered 2011-08-23 02:19:10

the mass number of calcium is 35.453

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The Atomic and mass number for calcium?

Calcium is a metal element. Mass number of it is 40.


Mass number for calcium?

Calcium is a metal element. Atomic mass of it is 40.


Calcium mass number?

Calcium is a metal element. Atomic mass of it is 40.


What is the atomic mass number for calcium?

Calcium is a meta element. Atomic mass of it is 40. Atomic number of it is 20.


What is calcium rounded mass number?

Calcium is a metal element. Atomic mass of it is 40.


What is the mass number of calcium-41?

Calcium is a metal element. Atomic mass of it is 40.


What is the Mass Number for Calcium?

40


Mass number in calcium?

42


Why is there so much mass in calcium?

Calcium has a large number of Neutrons.


Most calcium atoms have an atomic number of 20 and a mass number of 40 but some calcium atoms have a mass number of 48 What word could you use to describe these two kinds of calcium atoms?

Isotopes.


What element has a mass number of 40?

Calcium.


Which element has a mass number of 40 and only has 2 valance electrons?

The element that has a mass number of and two valence electrons is an isotope of calcium.


How many protons are in an isotope of calcium with a mass number of 42?

The number of protons in one atom of any isotope of calcium is 20, which is the atomic number of calcium.


What are the subatomic particles of calcium?

Calcium has 20 electrons and protons; the number of neutrons is specific for each isotope. Number of neutrons in a calcium atom = Mass number - 20


What is calciums mass number?

Calcium is a metal element. Atomic mass of it is 40.


Mass number of cacium?

Calcium is a metal element. Atomic mass of it is 40.


What is the formula to find the mass number of calcium?

Nitrogen is a non metal element. Mass number of it is 14.


Calcium has an atomic mass of 40 and an atomic number of 20?

Yes, Calcium has an atomic number of 20 but its atomic mass is actually 40.078 and it is the 5th. most abundant element by mass in the Earth's crust.


What is the Atomic symbol for an isotope of calcium?

The atomic symbol for an isotope of calcium will be the regular symbol for calcium, Ca. The number of protons will differ from standard calcium. This is written below the mass number Ca.


What is mass number of calcium ion with 18 neutrons?

48


The element calcium has the atomic number of 20 and the mass number of 40 how many neutrons does it have?

subtract the atomic number from the mass number = 20 neutrons


What is the atomic number and mass of calicum?

Calcium: Atomic # is 20, & the atomic mass is 40.078 amu.


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.


The mass number of an atom of calcium with twenty protons and twenty neutrons?

This number is 40.


What element has mass number of 42 and atomic number of 20?

this would be an isotope of calcium