transfergiecek26671 transfergiecek26671 18-01-2024 Chemistry contestada NHR₂ (secondary amine) and H-B (proton and its conjugate base) are represented by which combination? a) NHR₂ and H-B b) NH₂R and H-B c) LiAlH₄ and H₃O+ d) Na+NH₂- and an alkyne