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โˆ™ 2013-02-01 16:32:31
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Q: What is heliums atomic mass?
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Related Questions

What is heliums mass number?

Helium is a non metal element. Atomic mass of it is 4.


What is heliums atomic number?

2


Heliums atomic number?

Helium's atomic number is 2.


Is hydrogens atomic number greater than heliums?

Hydrogen has atomic number 1 whereas helium's is 2.


How is molar mass and atomic mass different?

Atomic weight: the atomic weight of an chemical element, in atomic mass units or gram atomic mass Atomic mass: the atomic mass of an isotope, in atomic mass units or gram atomic mass Molecular mass: the mass of a molecule, in atomic mass units or gram molecular mass


What is bigger the atomic mass or atomic number?

Atomic no.=no. of protons Atomic mass=no. of protons+no. of neutrons Hence, atomic mass is greater


What is the atomic mass-?

The atomic mass is the mass of a molecule, atomic particle or sub-atomic particle.


Difference between atomic number and atomic mass?

atomic number is a number atomic mass is a mass


What is the difference between atomic mass and atomic mass unit?

The atomic mass unit is used to express the measure of the atomic mass.


The equation of atomic mass?

== The equation of atomic mass is protons+nuetrons== atomic mass. ===


What is the atomic mass of colbat?

Cobalt is an atomic mass of 58.93 atomic mass units


How many times lighter is a helium atom than a carbon atom?

3 times, heliums mass is 4 and carbons mass is 12


What is the atomic mass number of beryllium?

The atomic mass is the same as the atomic weight therefore it is 9.01218. Beryllium is a non metal element. Atomic mass of it is 9.01. The atomic mass number, which is distinct from the atomic mass and the atomic weight, is 9.


What is the atomic mass of hydroxide?

The atomic mass of hydroxide (rounding) is 17.008 atomic mass of oxygen 16.00 + atomic mass of hydrogen 1.008


Is atomic mass unit a SI unit of an atomic mass?

The atomic mass unit is not a SI unit. An atomic mass unit is equal to 1/12 from the atomic mass of the isotope 12C.


How do you find atomic mass in an atom?

Atomic mass = Mass of protons + Mass of neutrons


What is heliums state of matter?

gas is heliums only state of matter


Who discovered atomic mass?

atomic mass


What is the atomic mass for aluminum?

The atomic mass for Aluminum is 26.98 atomic mass units or amu.


What is the atomic mass of mercury?

The atomic mass of mercury is 200.59 amu (atomic mass units).


What is the atomic mass number of 28.09?

Silicone has that atomic mass. Atomic mass number is 28.


How can you use the word atomic mass in a sentence?

the atomic mass of a (item) is (atomic mass of the item).


What does atomic mass and atomic mean?

The Atomic Mass is the weighted average mass of the isotopes of an element


The atomic mass of iodine is less than the atomic mass?

The atomic mass of iodine is less than the atomic mass of all elements with greater atomic number.


What is the difference between the atomic mass and atomic number of an elements?

Atomic number = Number of protons Atomic mass = Mass of protons + mass of neutrons