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प्रश्न
The average atomic mass of hydrogen is ______ amu.
उत्तर
The average atomic mass of hydrogen is 1.008 amu.
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संबंधित प्रश्न
Define the atomic mass unit.
The relative atomic mass of Cl atom is 35.5 a.m.u. Explain this statement.
Name or state the following:
Atoms of the same element differing in mass number
Ordinary chlorine gas has two isotopes \[\ce{^35_17Cl}\] and \[\ce{^37_17Cl}\] in the ratio of 3 : 1. Calculate the relative atomic mass of chlorine.
Write down the mass number of the atom having 20 neutrons and 15 protons.
Select the correct answer from the answer in the bracket to complete the sentence.
An element has electronic configuration 2, 8, 1 and 12 neutrons. Its mass no. is ________.
Give a reason for the following:
The mass number of an atom is slightly less than the actual atomic mass.
Which of the following has the smallest mass?
Chlorine exists in two isotopic forms, \[\ce{Cl-37}\] and \[\ce{Cl-35}\] but its atomic mass is 35.5. This indicates the ratio of \[\ce{Cl-37}\] and \[\ce{Cl-35}\] is approximately
Atoms are so tiny their mass number cannot be expressed in grams but expressed in ______.
