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which conversion factor would you use to correctly calculate the number of moles in 25.0 g of the element titanium (ti) ?

a). 1 mol ti/ 25.0 g ti
b). 6.02 × 10∧23 mol ti/25.0 g ti
c). 47.88 g ti/ 1 mol ti
d). 1 mol ti /47.88 g ti