Calculate the number of atom in each of the following
(Given : atomic mass of Iodine =127 u
a. 254 u of Iodine.
b. 254 g of iodine.
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We know from the question that the atomic mass of Iodine is given as 127u. ( a ) We know the formulae to find the number of atoms which is given mass / atomic mass of that element. So, the number of atoms will be 254/127 = 2 atoms.
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