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There are two stable isotopes of chlorine, 35Cl and 37Cl. 35Cl has a mass of 34.9689 amu and a natural abundance of 75.77%. Calculate the m/m % of 37Cl which is the mass of 37Cl in grams contained in 100 grams of chlorine element.

There are two stable isotopes of chlorine, ³⁵Cl and ³⁷Cl. ³⁵Cl has a mass of 34.9689 amu and a natural abundance of 75.77%. Calculate the m/m % of ³⁷Cl which is the mass of ³⁷Cl in grams contained in 100 grams of chlorine element.