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#❎❎NO SPAMS❎❎#
❤️ GIVE THE MASS NUMBER OF THE FOLLOWING ELEMENT :-
⚫ Lead - Pb
⚫ Strontium- Sr
⚫ Argon - Ar
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Answers
Answered by
2
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Answer:
Mass number of pb = 207.2 u
= 207u
Mass number of Sr= 87.62 u
= 88 u
Mass number of Ar = 39.948 u
= 40u
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divya886:
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hello mates
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Answered by
1
Answer:
lead= 207.2
Strontium=87.62
argon=39.95
it's correct but I need to take them in whole number so can u tell me what should I take numbera i
in whole numbers ?
it can't be in whole numbers
it can be in whole nos
no mate because it is the perfect no. so you have to learn them!!!
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