Multiple Choice
Calculate the energy released in joules when one mole of polonium-214 decays according to the equation ![Calculate the energy released in joules when one mole of polonium-214 decays according to the equation Po Pb + He. [Atomic masses: Pb-210 = 209.98284 amu, Po-214 = 213.99519 amu, He-4 = 4.00260 amu.] A) 8.78 × 10<sup>14</sup> J/mol B) 7.2 × 10<sup>14</sup> J/mol C) 8.78 × 10<sup>11</sup> J/mol D) -9.75 × 10<sup>-3</sup> J/mol E) 1.46 × 10<sup>-9</sup> J/mol](https://d2lvgg3v3hfg70.cloudfront.net/TB3246/11ea7cbf_8f3d_efac_a2ab_659e81ceb826_TB3246_11.jpg)
Po ![Calculate the energy released in joules when one mole of polonium-214 decays according to the equation Po Pb + He. [Atomic masses: Pb-210 = 209.98284 amu, Po-214 = 213.99519 amu, He-4 = 4.00260 amu.] A) 8.78 × 10<sup>14</sup> J/mol B) 7.2 × 10<sup>14</sup> J/mol C) 8.78 × 10<sup>11</sup> J/mol D) -9.75 × 10<sup>-3</sup> J/mol E) 1.46 × 10<sup>-9</sup> J/mol](https://d2lvgg3v3hfg70.cloudfront.net/TB3246/11ea7cbf_8f3d_efad_a2ab_51c2383d410c_TB3246_11.jpg)
![Calculate the energy released in joules when one mole of polonium-214 decays according to the equation Po Pb + He. [Atomic masses: Pb-210 = 209.98284 amu, Po-214 = 213.99519 amu, He-4 = 4.00260 amu.] A) 8.78 × 10<sup>14</sup> J/mol B) 7.2 × 10<sup>14</sup> J/mol C) 8.78 × 10<sup>11</sup> J/mol D) -9.75 × 10<sup>-3</sup> J/mol E) 1.46 × 10<sup>-9</sup> J/mol](https://d2lvgg3v3hfg70.cloudfront.net/TB3246/11ea7cbf_8f3e_16be_a2ab_99924e5bfde6_TB3246_11.jpg)
Pb + ![Calculate the energy released in joules when one mole of polonium-214 decays according to the equation Po Pb + He. [Atomic masses: Pb-210 = 209.98284 amu, Po-214 = 213.99519 amu, He-4 = 4.00260 amu.] A) 8.78 × 10<sup>14</sup> J/mol B) 7.2 × 10<sup>14</sup> J/mol C) 8.78 × 10<sup>11</sup> J/mol D) -9.75 × 10<sup>-3</sup> J/mol E) 1.46 × 10<sup>-9</sup> J/mol](https://d2lvgg3v3hfg70.cloudfront.net/TB3246/11ea7cbf_8f3e_16bf_a2ab_edc130e4adfd_TB3246_11.jpg)
He. [Atomic masses: Pb-210 = 209.98284 amu, Po-214 = 213.99519 amu, He-4 = 4.00260 amu.]
A) 8.78 × 1014 J/mol
B) 7.2 × 1014 J/mol
C) 8.78 × 1011 J/mol
D) -9.75 × 10-3 J/mol
E) 1.46 × 10-9 J/mol
Correct Answer:
Verified
Correct Answer:
Verified
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