Which substance would you expect to dissolve most rapidly in 100 mL water? A
0.4 g granulated sugar

B
0.2 g powdered sugar

C
0.4 g powdered sugar

D
0.2 g sugar cube

b because it is just 0.2 g and powdered sugar has more contact surface than granulated sugar or sugar cube

a non redox reaction occurs when there is not a transfer of electrons. for redox reactions, which are reduction-oxidation reactions, a change in the oxidation number occurs. elements that are reduced gain electrons, and elements that are oxidized lose electrons.

explanation:

*tilts head* sounds more like a statement