EASYMCQ SINGLEJEE Advanced ChemistryInorganic ChemistryMole conceptLaw of chemical combination, atomic & molecular mass, mole concept, calculations
The \(\mathrm{O_18O_16}\) ratio in some meteorites is greater than that used to calculate the average atomic mass of oxygen on earth. The average mass of an atom of oxygen in these meteorites is ………. that of a terrestrial oxygen atom.
A.[object Object]
B.[object Object]✓ Correct
C.[object Object]
D.[object Object]
Explanation
This question uses atomic structure & atomic mass. Relate mass, moles and number of particles using the mole concept and basic stoichiometry; doing the algebra gives the value listed in option B.
Atomic structure & atomic mass
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