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Chemistry, 21.06.2019 19:30
The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?
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If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?
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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
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Chemistry, 22.06.2019 21:30
How can the periodic table be used to predict the behavior of elements?
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Relate how do atoms relate to cells?...
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