34 What is the gram-formula mass of Fe (NO3) 3? (1) 146 g/mol (3) 214 g/mol

(2) 194 g/mol (4) 242 g/mol

Question

Chemistry

Ximena Reynolds

31 August, 22:25

34 What is the gram-formula mass of Fe (NO3) 3? (1) 146 g/mol (3) 214 g/mol

(2) 194 g/mol (4) 242 g/mol

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Answers (1)

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Marquis Mckinney · Answer 1

Following the atomic mass of each of these atoms, we have 1 Fe atom with 56 amu, 3 N atoms with 14 each, and 9 O atoms with atomic mass 16. Adding these together, we get 56 + 42 + 144 = 144 + 98 = 242. Your answer is (4) 242 g/mol

34 What is the gram-formula mass of Fe (NO3) 3? (1) 146 g/mol (3) 214 g/mol(2) 194 g/mol (4) 242 g/mol

34 What is the gram-formula mass of Fe (NO3) 3? (1) 146 g/mol (3) 214 g/mol

(2) 194 g/mol (4) 242 g/mol