Answer to Question #56459 in General Chemistry for Swarup patil
A)7.85gm Fe (molar mass =56 gm/mol)
B)4.68 mg of Si (molar mass =28.1gm/mol)
A. n = 7.85g / 56g/mol = 0.14 mol
B. n = 0.00468g / 28.1 g/mol = 0.00017
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