Predict the following NMR spectra:(a) the 11B NMR spectrum of [BH4]–;(b) the !H NMR spectr...

Predict the following NMR spectra:

(a) the 11B NMR spectrum of [BH4]–;

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(b) the !H NMR spectrum of [BH4]";

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(c) the nB NMR spectrum of the adduct BH3PMe3;

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(d) the mB{'H} NMR spectrum of THF-BH3. ['H, 100%, I = ; 31P, 100%, I =; 11B, 80.4%, I = ; ignore 10B]