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Please answer my question, i rili nid ur help...if you can, please post d solutions as well...tanx very much? - purifying wat with chlorine bleach

You have to clean a connection 10g connection 1g B wid contaminated
Solubility: 0.1g/100ml 0 degrees Celsius and 100 degrees Celsius to 7 g/100 ml
Solubility of B at 0 degrees Celsius to 100 degrees Celsius 0.9g/100mL to 1.3 g per 100 ml

a.) the calculation of the minimum amount of ethanol NID, to dissolve the sample completely
b) Calculate the% recovery of A in the crystal, regardless of the experimental loss
c) is a pure after crystallization?
d) There is a cigar after crystlztion if contaminated A (10g) MED 1.5 g B? Wat is d% d of a crystallized prodct?