Physics, 25.08.2019 11:30, WhitneyNH4261
Element x has a mass number of 40 and an atomic number of 20, and element y has a mass number of 56 and an atomic number of 26. element x has
more neutrons and fewer electrons than element y.
more neutrons and electrons than element y.
fewer neutrons and electrons than element y.
fewer neutrons and more electrons than element y.
Answers: 2
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Element x has a mass number of 40 and an atomic number of 20, and element y has a mass number of 56...
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