Calculate the Energy Released in Joules When One Mole of Polonium-214

question 18

Multiple Choice

Calculate the energy released in joules when one mole of polonium-214 decays according to the following equation. Particle Mass (amu)
Pb-210
209) 98284
Po-214
213) 99519
He-4
4) 00260
(1 kg = 6.022 × 10²⁶ amu;
N_A = 6.022 × 10²³ mol^-1;
C = 2.99792458 × 10⁸ m/s)

• A)8.78 × 10¹⁴ J/mol
• B)7.2 × 10¹⁴ J/mol
• C)8.76 × 10¹¹ J/mol
• D)-9.75 × 10^-3 J/mol
• E)1.46 × 10^-9 J/mol

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