It is because the sugar in science is very different from the sugar we know. The sugar we know is sweet thing but in science it has to do with many things like sucrose and such
it contains artificial sweetener such as Aspartame, or it might contain sucrose. both lacks reducing sugar, therefore, it is negative to Benedict's test.
Non-reducing sugar such as sucrose.
the solution will turn a 'brick red' colour if positive but will stay blue if negative.
Indicators contain chemicals that will react with certain substances. If that substance is present in your unknown solution, a reaction will occur. If no reaction occurs, then that substance is not present in your solution
Starch solution.
will ribose turn benedicts solution red
Concentration is the measure of how much of a given substrate is mixed with another substance,so it can never be negative.
2 words. Benedicts Solution
the solution will turn a 'brick red' colour if positive but will stay blue if negative.
Indicators contain chemicals that will react with certain substances. If that substance is present in your unknown solution, a reaction will occur. If no reaction occurs, then that substance is not present in your solution
Glucose
Starch solution.
prosrdure of benidect solution test
Because this solution contain copper(II) sulfate.
cock
This is a base.
will ribose turn benedicts solution red
It is Precipitation
pH of a substance is directly related to the the amount of H+ ions it produces in the solution. It is the negative logarithm of the concentration of the H+ ions in the solution of a substance.