Question

The atomic mass of Helium is 4. Calculate the mass of 1 GAM Helium.​

Answer 1

Answer:

The mass of 1 atom is defined in amu units.

amu = atomic mass unit

In helium atom,

number of proton = 2

number of neutron = 2

Atomic mass = number of proton + number of neutron

so, mass of 1 helium atom becomes 4 amu.

Explanation:

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