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AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
1928212
159213
2

jul 2, 1913 - Henry Moseley finds a way to measure atomic number.

Added to timeline:

1 months ago
0
0
10
1st Nine Weeks Honor Project Chemistry

Date:

jul 2, 1913
Now
~ 105 years ago
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