The 1H NMR spectra of formic acid (HCO2H), maleic acid (cis-HO2CCH2=CHCO2H).singlets of eq...

The 1H NMR spectra of formic acid (HCO2H), maleic acid (cis-HO2CCH2=CHCO2H).

singlets of equal intensity. Match these compounds with the designations A. B, and C

on the basis of the appropriate 'H NMR chemical shift data.

Compound A: signals at 3.2 and 12.1

Compound B: signals at 6.3 and 1204

Compound C: signals at  8.0 and 11 04