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barium sulfate is insoluble

cell wall, vacoule, chloroplasts 

1. heat with HCl 2) neutralise with NAHCO3 3) add benedicts soln and gently heat in a water bath 4) if the soln changes colour from blue to a brick red precipitate, then non reducing sugars were involv...

The most important thing about essay writing, whether it is for a homework assignment or in the high pressure environment of an exam, is technique. How you make your arguments is just as...

Lets start with what a concentration is. Concentration is the amount of something in a volume. For example, 1 gram of sugar in one litre of water is 1 gram per litre. This can be written as 1g/L (the divi...