Question

Q.24 Which has more number of atoms, 100 grams of sodium or 100 grams of iron ?
(Given atomic mass of Na = 23 u. Fe=56 u)
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Answer 1

Answer:

We find that 100 grams of sodium contain 4.34 moles of atom whereas 100 grams of iron contain 1.78 moles of atoms. Since 100 grams of sodium has more moles, it contains more atoms than 100 grams of iron

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