Chemistry

Chemistry, 23.07.2019 08:00, marusiaturanova2004

Atoms of which element have three protons and three electrons? a. hydrogen b. helium c. lithium d. carbon

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Chemistry, 02.07.2019 10:30, ayoismeisalex

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Which of the following statements is true about the lithium and the helium atoms? a. lithium has more protons, neutrons, and electrons. b. lithium is much smaller than helium. c. there is no difference between helium and lithium. d. helium has more protons, neutrons, and electrons.lium atoms?

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