The concentration of reducing sugar in a solution can be found if an observational measurement is compared to a standard.
Which observational measurement could be used to estimate the concentration of reducing sugar in an unknown solution?
1- the colour of the solution after 20 minutes
2- the time for the first colour change to occur
3- the rate of formation of solid particles
1 )
1, 2 and 3
1 and 2 only
3 )
2 only
4 )
3 only
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