Chemistry, 12.03.2021 01:00 shazaam1657
If a neutral atom has an atomic number of 19 and an atomic mass of 39.98, which combination of subatomic particles is correct?
Answers: 1
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Omg imgonnafailnfiedkla use complete sentences to explain how the mass of hydrogen is conserved during cellular respiration.
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Chemistry, 22.06.2019 10:50
8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
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Chemistry, 22.06.2019 20:30
Select all the correct answers.which compounds have the empirical formula ch20? (multiple answers)a.c2h4o2b.c3h603c.ch2o2d.c5h1005e.c6h1206
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If a neutral atom has an atomic number of 19 and an atomic mass of 39.98, which combination of subat...
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