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Answer the following problems showing all appropriate work.
1. How many grams of Calcium nitrate ( Ca1(NO3)2 ) do you need to make 364ml of a 0.153M Calcium nitrate solution?
2. How many grams of table sugar ( sucrose, C12H22O11) do need to add to make 2.04L of a 3.01M solution?
3) How many grams of caffeine (chemical formula is C8H10N4O2) do you need to weigh out to make 2.03L of a 0.847M solution.
Answers:
1) 9.13 g Ca1(NO3)2
2) 2.10E3g C12H22O11 (about 1.0 pound)
3) 334g C8H10N4O2