Grams of solute/100g H₂O 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 KI Na2SO47 0 10 Solubility Curve NaNO3 HCI NH3 KNO3 NaCl gases solids NH4CI KCI KÇIO 3 SO2 20 30 40 50 60 70 80 90 100 Temperature (°C) 1) Find the solubility of potassium nitrate at i) 20 °C, ii) 80 °C 2) Calculate the maximum amount of potassium nitrate that could be dissolved in 20 cm³ of water at 40°C. 3) Find the minimum temperature needed to make a solution of potassium nitrate with a concentration of 2.0 mol dm-³.
Grams of solute/100g H₂O 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 KI Na2SO47 0 10 Solubility Curve NaNO3 HCI NH3 KNO3 NaCl gases solids NH4CI KCI KÇIO 3 SO2 20 30 40 50 60 70 80 90 100 Temperature (°C) 1) Find the solubility of potassium nitrate at i) 20 °C, ii) 80 °C 2) Calculate the maximum amount of potassium nitrate that could be dissolved in 20 cm³ of water at 40°C. 3) Find the minimum temperature needed to make a solution of potassium nitrate with a concentration of 2.0 mol dm-³.
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter13: The Chemistry Of Solutes And Solutions
Section: Chapter Questions
Problem 127QRT
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