A sample containing a mixture of sorbitol and glucose reacts completely with 0.2 mol of hydrogen gas in the presence of nickel catalyst.
Another identical gas sample reacts with excess sodium metal to form 1.4 mol of hydrogen gas at room temperature and pressure.
What is the sorbitol:glucose ratio in the sample?
A) 3:2
B) 3:1
C) 6:1
D) 7:1