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Subjects
Science CBSE
Class 9 New
Journey inside the atom
Textbook Based Questions
7.
TBQ - Calculation of atomic mass
Exercise condition:
2
m.
Solve the
question
given below
:
Sulphur
has
16
protons and
16
neutrons.
Determine
the
mass number
.
Electron distribution in
Sulphur
Mass number =
Number of protons + Number of electrons
Number of protons + Number of neutrons
Number of positrons + Number of electrons
Number of neutrons + Number of electrons
Mass number of
Sulphur
is
1
2
32
3
.
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