Answer A sounds about right
A force of charge that drive around a circuit is call electeons
Increase the speed. As speed is directly proportional to distance if time is constant
Answer:
a) Ink X is likely to be pure because it only contain 1 spot.
b) The chromatography tell us about ink Y that it is a mixture as it contain more than 1 spot.
c) The three different spots are separated out from ink Y at different heights beacaus different substance have different solubility.
