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Describe the steps, including calculations, you would need to follow to prepare 150ml of a 0.25 mol/L solution of lead(ii)nitrate. Be sure to provide enough detail in your process that a student could follow the steps to produce the solution.

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You are only allowed to ask one question at a time so I edited accordingly.  We are looking to make 150 mL of a 0.25 M solution of lead nitrate.  Basically, we need to figure out how many grams of lead nitrate are need to add to 150 mL of water to make a 0.25 M solution (M is molarity meaning moles per liter).  Since we know the molarity of the final solution and the volume...

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