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FIRST Jeopardy 2.0! (12/8)
Elements for 300, this element is commonly used in atomic clocks to keep time. Remember to PM me your answer in the form of a question within 50 minutes.
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Re: FIRST Jeopardy 2.0! (12/8)
12/8
Elements for 300, this element is commonly used in atomic clocks to keep time. What is Cesium? Joshua May (300), Pat Fairbank (141), chocolateluvrlr (138), tkwetzel (126) |
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