Alfred Otto Carl Nier (May 28, 1911 - May 16, 1994) was an American physicist who pioneered the development of mass spectrometry. Uranium-235. It was discovered in 1935 by Arthur Jeffrey Dempster.
Uranium-235 was discovered by a French-American physicist.
Assess the veracity of the claim based on the provided evidence.

Claim: Uranium-235 was discovered by a French-American physicist.

Evidence: Alfred Otto Carl Nier (May 28, 1911 - May 16, 1994) was an American physicist who pioneered the development of mass spectrometry. Uranium-235. It was discovered in 1935 by Arthur Jeffrey Dempster.

Options: 

 - supported

 - refuted

 - not enough information
refuted
Assess the veracity of the claim based on the provided evidence.

Claim: Uranium-235 was discovered by a French-American physicist.

Evidence: Alfred Otto Carl Nier (May 28, 1911 - May 16, 1994) was an American physicist who pioneered the development of mass spectrometry. Uranium-235. It was discovered in 1935 by Arthur Jeffrey Dempster.

Options: 

 - supported

 - refuted

 - not enough information
user
refuted
assistant