What’s the answer pls heelp.

D.

C,

(ii) (D) shows the wavelength.

(iii) (B) shows the amplitude

an ion is a charged atom or molecule. it is charged because the number of electrons do not equal the number of protons in the atom or molecule. an atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or less then the number of protons in the atom.

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