[Answer] How many neutrons make up one of these potassium atoms?

Answer: 20

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How many neutrons make up one of these potassium atoms? One isotope of sodium has 11 protons and 7 neutrons . All atoms of the element potassium have 19 protons . One of the most stable types of potassium atoms has the mass number 39 . How many neutrons make up one of these potassium atoms? All atoms of the element potassium have 19 protons . One of the most stable types of potassium atoms has the mass number 39 . How many neutrons make up one of these potassium atoms? Sun Oct 25 2015 · All atoms of the element potassium have 19 protons . One of the most stable types of potassium atoms has the mass number 39 .? How many neutrons make … They have different numbers of neutrons. All potassium atoms contain 19 protons . Potassium-39 has 20 neutrons while potassium-40 has 21. The extra neutron adds about 1 AMU to the mass of the atom. Potassium has 20 neutrons . Every atom of potassium is exactly like every other element of potassi...

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