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Title: Which statement about our current knowledge of elements is FALSE? Post by: Tsync on Feb 10, 2016 Which statement about our current knowledge of elements is FALSE?
A) We have now produced over 50 radioactive elements not occurring in nature. B) 10 radioactive elements are also found on Earth. C) We now know of more than 110 elements, both natural and man-made. D) Technetium is found in giant stars, but not yet in nature on the Earth. E) 81 stable elements have been found on Earth. Title: Re: Which statement about our current knowledge of elements is FALSE? Post by: Ratatouille on Feb 11, 2016 Content hidden
Title: Re: Which statement about our current knowledge of elements is FALSE? Post by: Tsync on Mar 2, 2016 This astronomy class is killing me, thanks for chiming in and answering
Title: Re: Which statement about our current knowledge of elements is FALSE? Post by: Ratatouille on Mar 3, 2016 Message back if you need anything
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