The statement "sodium is made of two kinds of atoms with different numbers of protons" is a false statement
Elements are pure substances that is composed of atoms that have the same numbers of protons in their nuclei. Elements only have only one kind of atom in it .
Elements can not be decompose into simpler substance by any chemical process. They are pure substances.
Since sodium is an element it cannot be made of two kinds of atoms with different numbers of protons.
Therefore, the answer is false.
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