Chemistry, 03.08.2019 04:00 valeriegarcia12
An atom of phosphorus has an atomic number of 15 and a mass number of 31. how many protons and neutrons does it contain?
Answers: 1
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The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Which characteristics affect ocean water’s temperature? check all that apply. depth location mass salinity waves
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2.38g of black copper (ii) oxide is completely reduced by hydrogen to give copper and water. what are the masses of copper and water formed? ?
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What is the final temperature after 840 joules is absorbed by 10.0g of water at 25.0 c?
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An atom of phosphorus has an atomic number of 15 and a mass number of 31. how many protons and neutr...
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