A KCI3 solution contains 105.5 g of KCI dissolved in 250.0 g of water at 60 degree C. Is the solution saturated, unsaturated or super saturated. 100 90 - 80 NANO, 70 60 - 50 KCI 40 - 30 20 - KCIO, 10- 0- Ce (SO,)3 10 20 30 40 50 60 70 80 90 100 Temperature (°C) Solubility (g solute in 100 g H2O) CaCl KNO

A KCI3 solution contains 105.5 g of KCI dissolved in 250.0 g of water at 60 degree C. Is the solution saturated, unsaturated or super saturated. 100 90 - 80 NANO, 70 60 - 50 KCI 40 - 30 20 - KCIO, 10- 0- Ce (SO,)3 10 20 30 40 50 60 70 80 90 100 Temperature (°C) Solubility (g solute in 100 g H2O) CaCl KNO

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Calculate the molality of the solute in a solution containing 5.91 g MGNH,PO, in 250.0 mL of solvent. Assume the density of the solvent is 1,00 a/mL. O A. 23.6 mol/kg O B. 0.430 mol/kg OC. 1.72x10 mol/kg O D. 0.172 mol/kg Activate Go to Set inspiron F6 Caps Lock Shift N Ctrt Fn Alt Alt
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What is the mass percent of a solution containing 4.55g of NaCl in 500g of solution? Tmass of solute Mass percent - mass of solution x 100% =%(m/m) 5.02%
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Concentration is the amount of solute dissolved in a certain amount of solution: Solution concentrations are usually given as one of the following: ● Mass percent (m/m)-the mass of the solute in grams for exactly 100 g of solution • Volume percent (v/v)-the volume of solute in exactly 100 mL of solution • Mass/volume percent (m/v)-the mass of solute in grams for exactly 100 mL of solution ● Molarity (M)-the number of moles of solute in exactly 1 L of solution Part A Calculate the mass percent (m/m) of a solution prepared by dissolving 43.37 g of NaCl in 171.3 g of H₂O. Express your answer to four significant figures. ► View Available Hint(s) Mass percent (m/m) = concentration of a solution = _amount of solute amount of solution Submit Π| ΑΣΦ ? % P Pearson Copyright © 2023 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us |
4- 30- [14] How many liters of the antifreeze ethylene glycol (HOCH₂CH₂OH, 54.09 g/mol) would you add to a car-radiator containing 6.50 L of water to keep it from freezing if the coldest winter temperature in your area is -20°C? Calculate the boiling point of this water-ethylene glycol mixture. (The density of ethylene glycol is 1.11 g/mL, the molal freezing and boiling point constants are respectively kf = 1.86°/m and kb= 0.52 °/m). & Page 5
Indicate the temperature at which no more than 675 grams of KNO3 can be dissolved in 500 ml of water. (T/I) Solubility (g/L of solvent) 40 °C 70 °C 50 °C 80 °C O 60 °C 1400 1300 1200 1100 1000- 900 800 700 600 500 400 300 200 100 0+ 0 Solubility Curves KI -HCI SO₂ NaNO3 -KNO3 NHẠC KCI -KCIO3 NaCl NH3 10 20 30 40 50 60 70 80 90 100 Temperature (°C)
A 690 g of 59% strontium bromide solution is cooled from 60 oC to a certain temperature. Upon addition of around 2 g of strontium bromide, excess solute above saturation started to crystallize. Total recovered crystals is 146.003 g. At what temperature is the solution cooled?
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