Chemistry, 29.10.2019 02:31 sweetmochi13
An element has atomic number 10 and an atomic mass of 20. how many neutrons are in the atom of this element
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Chemistry, 22.06.2019 03:30
If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.
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Chemistry, 22.06.2019 12:00
An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d
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Chemistry, 22.06.2019 12:30
Avariable that is not being directly tested during an experiment should be
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An element has atomic number 10 and an atomic mass of 20. how many neutrons are in the atom of this...
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