A flux of 10¹⁰ n/cm² · s is incident on an foil that is 0.10 cm thick.The density of aluminum is 2.7 g/cm³.The number of neutrons reacting with the aluminum is 10⁴ n/cm² · s.The cross section for this reaction is approximately A)10^-6 m² B)1.7 $\times$ 10^-28 cm² C)1 barn D)6.6 $\times$ 10^-32 m² E)10⁴ barn

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The Answer of A flux of 10¹⁰ n/cm² · s is incident on an foil that is 0.10 cm thick.The density of aluminum is 2.7 g/cm³.The number of neutrons reacting with the aluminum is 10⁴ n/cm² · s.The cross section for this reaction is approximately A)10^-6 m² B)1.7 $\times$ 10^-28 cm² C)1 barn D)6.6 $\times$ 10^-32 m² E)10⁴ barn

A Flux of 1010 N/cm2 · S Is Incident on an

A Flux of 10¹⁰ N/cm² · S Is Incident on an