Uranium is a chemical element with symbol U and atomic number 92. A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons. The most common isotopes in natural uranium are uranium-238 (which has 146 neutrons and accounts for over 99 %) and uranium-235 (which has 143 neutrons).
Uranium has 92 neutrons.
Assess the veracity of the claim based on the provided evidence.

Claim: Uranium has 92 neutrons.

Evidence: Uranium is a chemical element with symbol U and atomic number 92. A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons. The most common isotopes in natural uranium are uranium-238 (which has 146 neutrons and accounts for over 99 %) and uranium-235 (which has 143 neutrons).

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refuted
Assess the veracity of the claim based on the provided evidence.

Claim: Uranium has 92 neutrons.

Evidence: Uranium is a chemical element with symbol U and atomic number 92. A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons. The most common isotopes in natural uranium are uranium-238 (which has 146 neutrons and accounts for over 99 %) and uranium-235 (which has 143 neutrons).

Options: 

 - supported

 - refuted

 - not enough information
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