April 18, 2015

Posts by hellp

Total # Posts: 3

thank you!
October 16, 2012

If a solute is very soluble in a solvent (ethanol), why doesn't crystallization occur? I attempted to recrystallize 14 g of solute A in 30 mL of ethanol, but crystallization didn't occur. Why? Is it because a) the solution is supersaturated or b) because there is too ...
October 16, 2012

What is the concentration of Ag+ remaining in solution? Calculate the following when 0.250 L of 0.249 M AgNO3 solution is mixed with 0.350 L of 0.300 M Na2CO3 solution. Ksp for Ag2CO3 is 8.46E-12. A) What mass of the precipitate forms? I found out the answer: 8.59 g. But I don...
March 31, 2012

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