How can the following solutions be prepared

Reference no: EM13151415

How can the following solutions be prepared?

a) 100mL of a 40% (w/v) polyethylene glycol 8000
b) 47mL of a 7% (w/v) solution of sodium chloride
c) 200mL of a 95% (v/v) solution of ethanol

Reference no: EM13151415

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