Chemistry, 19.08.2019 16:30 pennygillbert
Calculate the atomic mass of silicon. the three silicon isotopes have atomic masses and relative abundances of 27.9769 amu (92.2297%), 28.9765 amu (4.6832%) and 29.9738 amu (3.0872%). show your work.
Answers: 1
Chemistry, 21.06.2019 22:30
Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.
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1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division
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How many miles of water are produced if 5.43 mol pbo2 are consumed
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Particles vibrate in a rigid structure and do not move relative to their neighbors.
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Calculate the atomic mass of silicon. the three silicon isotopes have atomic masses and relative abu...
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