fiddler2669 fiddler2669
  • 08-08-2019
  • Physics
contestada

How much energy is released when a proton combines with a deuterium nucleus to produce 3He?

Respuesta :

rejkjavik rejkjavik
  • 14-08-2019

Answer:

E =  7.99 *10^{-13} J

Explanation:

the given reaction is

[tex]_1 H^1 + _1 H^2 = _2 He^3[/tex]

we know that energy is given as[tex]E = \Delta mc^2[/tex][tex]E = (m_1 H^1 + m_1 H^2  - _2 He^3)c^2[/tex]

where

m_1 H^1 is mass of proton = 1.672622 *10^{-27}

m_1 H^2 is mass of deuterium = 3.344494 *10^{-27}

m_2 H^3 is mass of He = 5.008234 *10^{-27}

E = [1.672622 *10^{-27} + 3.344494 *10^{-27} - 5.008234 *10^{-27} ] *(3*10^8)^2

E =  7.99 *10^{-13} J

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