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Chemistry, 21.06.2019 20:30, johngayden46
Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
Answers: 2
Chemistry, 22.06.2019 03:00, litttyyyu33411
Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?
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Chemistry, 22.06.2019 16:00, winnie45
He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98
Answers: 2
Standard Hydrogen Electrode consists of platinum wire fused in a glass tube and a platinum plate coa...
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