The radioactive decay of uranium into thorium is represented by the equation92338 U -90234 T h - xWhat is x -A- a neutronB- an alpha particleC- an electronD- a proton

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Nuclear Fission

The radioacti...

Question

The radioactive decay of uranium into thorium is represented by the equation
$_{92}^{238} U \to_{90}^{234} T h + x$
What is x?

an electron

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a proton

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an alpha particle

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a neutron

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The radioactive decay of uranium into thorium is represented by the equation
$_{92}^{238} U \to_{90}^{234} T h + x$
What is x?

_{92} U^{238} \to_{90} T h^{234} + X

^{238} U \to^{234} T h + α,

_{92} U^{238}

238.0508 u

_{90} {Th}^{234}

234.0436 u

_{2} {He}^{4}

4.0026 u

α - decay

_{92} U^{238}

_{90} {Th}^{234}

[1 u \times c^{2} = 931.5 MeV]

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