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4. (2 points) Do all carbohydrates react with H2SO4 at the same rate and produce the same colour with the colour-forming reagents? Explain briefly, including your own observations on the carbohydrates tested in this experiment. 5. (2 points) Give the name and structure of the functional group responsible for a positive Benedict's test in cyclic aldoses and ketoses (refer to your lecture notes). a. Aldoses Name: Structure: b. Ketoses Name: Structure: 6. (1 point) What is meant by the term reducing sugar