Calculate the Change in Energy, in Kilojoules Per Mole, for the Transmutation

question 5

Multiple Choice

Calculate the change in energy, in kilojoules per mole, for the transmutation of radium from the given molar masses:

• A) -4.7  10⁸ kJ/mol
• B) -4.7  10¹⁴ kJ/mol
• C) +1.6  10⁸ kJ/mol
• D) -1.6 kJ/mol
• E) -5.2 kJ/mol

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