At what temperature potassium nitrate begin to crystallize
80 g of potassium nitrate are dissolved inn 100 ml of water at 60 degrees celsius. at what temperature will potassium nitrate begin to crystallize as the solution cools?
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In the figure two large, thin metal plates are parallel and close to each other. On their inner faces, the plates have excess surface charge densities of opposite signs and magnitude 6.01 x 10-22 C/m2. What is the magnitude (in N/C) of the el
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