Student worksheet: modeling nuclear changes. I need help. preferably a picture

nanotechnology is a powerful tool in biomaterials research as it creates numerous possibilities for the engineering of functional molecules. nano-bio refers to projected ability to incorporate biomimicry into various materials at nanoscale.  

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explanation:

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space exploration has led to the development and technological improvement of many everyday items. (if this answer is wrong i will find the right answer) : )

answer; talc and gypsum;