Answer:
Net NADH = zero
Explanation:
1 mole glucose
=6.02×10^23molecules
=6.02×10^23 × 2
pyruvates + 2 NADH
43 moles of glucose
= 43×12.04×10^23pyruvates
+43×12.04×10^23NADH
2pyruvates uses 2 NADH molecules
43×12.04×10^23 will use 43×12.04×10^23NADH
Hence net NADH produce is zero.
Which means NADH formed during glucose to pyruvate conversion is utilised during fermentation to regenerate NAD+