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Chemistry, 21.06.2019 18:30
Asample of the male sex hormone testosterone, c19h28o2, contains 3.88Ă10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?
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What are four significant sources of ghgs that come from wostem washington?
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Chemistry, 22.06.2019 12:40
In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false
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Chemistry, 22.06.2019 18:10
Areader can tell that the meaning of âobnoxiousâ will include âhaving the quality of somethingâ because of the .a) prefix b)pronunciation c)suffix d) word root
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The molar mass of hf is 20.01 g/mol. how many moles of sn are required to react with 40 g of hf?...
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