Describe how is the atomic mass of an atom is calculated.
urgent, need to know !...
Chemistry, 19.11.2019 19:31 breannaasmith1122
Describe how is the atomic mass of an atom is calculated.
urgent, need to know !
Answers: 2
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For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have
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Use the measurements in the table to determine which unidentified metal has the highest density. metal volume mass a 10.5 cm3 122 g b 14.2 cm3 132 g c 16.1 cm3 115 g d 12.7 cm3 126 g
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Use the periodic table to answer the following questions. what is the predicted order of first ionization energies from highest to lowest for beryllium, calcium, magnesium, and strontium? o be > ca > mg > sr o be > mg > ca > sr o ca > sr> be > mg o sr > ca > mg > be done
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