Chemistry, asked by r4728207anRashmi, 6 hours ago

please help me
this is related two are related to above questions
the average atomic mass of a simple of an element X is 16.2unit . what is the percentage of isotopes has mass number 16, atomic number 8 and X is atomic symbol and other isotopes has mass number 18 , atomic number 8 and X is atomic symbol in the sample.

if number of electrons in an at is 8, then (i) what is the atomic number of the atom ? (ii) what is the charge on the atom
these all are above is related so find it's percentage of atom in nature

don't copy
don't type irtrravalent
please help me and give right and full answer because I am serious​

Answers

Answered by dhisharishi94
1

Answer:

16.2*16.2

mass*acceleration

multiply

the unit

ok THIS IS the right answer Mark me as brainliest

Answered by DikhaoNa1
2

Answer:

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