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bob has the salt solutions in the list below. he does not know which is which.
he has:
-magnesium chloride
-zinc chloride
-copper chloride
bob also has pieces of magnesium, iron, zinc and copper.
explain how bob could use his materials to work out which solution is which

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".