what is considered for chemistry sums using mass number of elements ??????
For Example.......
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3
the number above element name
e.g hydrogen- 1.008
mahima1684:
for sums 1 can also be considered
yes
only 1
approximate value...
for all will be considered the same
1.9 can be 2
yes
for the sum
thnx
Answered by
6
Mass number of an element is number of protons and neutrons in an atom.
Many sums are related to mass of an atomic number ,
if you read questions present, u can see most of we are given to find atomic number etc. by given mass moreover molecular formula helps to find various numericals.
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