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Chemistry, 21.06.2019 22:30
Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.
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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 17:00
What is the approximate vapor pressure when the gas condenses at 70 degrees celsius
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A1br3 and 3k and 3k and 3kbr and a1 are an example of what reaction...
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