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Original Question
Which statement best explains why hydrogen’s atomic number is equal to its mass?(1 point) Responses Hydrogen is stable, with tw...Question
Which statement best explains why hydrogen’s atomic number is equal to its mass?(1 point)
Responses
Hydrogen is stable, with two electrons in its outer shell.
Hydrogen is stable, with two electrons in its outer shell.
Hydrogen does not have any neutrons.
Hydrogen does not have any neutrons.
Hydrogen only has one electron
Hydrogen only has one electron
Hydrogen is in the first row and the first column of the periodic table.
Responses
Hydrogen is stable, with two electrons in its outer shell.
Hydrogen is stable, with two electrons in its outer shell.
Hydrogen does not have any neutrons.
Hydrogen does not have any neutrons.
Hydrogen only has one electron
Hydrogen only has one electron
Hydrogen is in the first row and the first column of the periodic table.
Answers
GPT-5 mini
Hydrogen does not have any neutrons.
Explanation: The most common hydrogen isotope has 1 proton and 0 neutrons, so its mass number (protons + neutrons = 1) equals its atomic number (number of protons = 1).
Explanation: The most common hydrogen isotope has 1 proton and 0 neutrons, so its mass number (protons + neutrons = 1) equals its atomic number (number of protons = 1).