give the atomic masses of important element for class 9
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HYDROGEN....1
HELIUM.....4
LITHIUM.....6
BERYLLIUM....8
BORON....10
CARBON...12
NITROGEN....14
OXYGEN....16.
FLUORINE....18
NEON.......20.
SODIUM...22.
SULPHUR...32
ARGON...36
please note that these are the approx values of atomic masses..which are obtained by doubling their atomic numbers...
HELIUM.....4
LITHIUM.....6
BERYLLIUM....8
BORON....10
CARBON...12
NITROGEN....14
OXYGEN....16.
FLUORINE....18
NEON.......20.
SODIUM...22.
SULPHUR...32
ARGON...36
please note that these are the approx values of atomic masses..which are obtained by doubling their atomic numbers...
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