Statement 1 : The ratio of the mass of 100 billion atoms of magnesium to the mass of 100 billion atoms of lead can be expressed as $\frac{27}{207} .$
Statement 2 : Atomic weights are relative masses.

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Statement 1 is true and Statement 2 is false .

Both Statement 1 and Statement 2 are false.

Both Statement 1 and Statement 2 are true

Statement 1 is false and Statement 2 is true.

answer is A.

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Detailed Solution

the ratio of masses of Mg to Pb = ratio of atomic masses = $\frac{27}{207}$ (since number of atoms are same)

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