Chapter 8 Solutions

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Ch. 8.1 - Classify each substance as a heterogeneous...Ch. 8.1 - Classify each product as a solution, colloid, or...Ch. 8.2 - Consider the following diagrams for an aqueous...Ch. 8.2 - Classify each solution as an electrolyte or...Ch. 8.2 - Using the given number of moles, determine how...Ch. 8.2 - Prob. 8.6P Ch. 8.2 - A solution contains the following ions:...Ch. 8.2 - If a solution contains 125 mEq of Na+ per liter,...Ch. 8.3 - Which compounds are water soluble? a. NaNO3 b. CH4...Ch. 8.3 - Prob. 8.10P

Ch. 8.3 - Use the solubility rules to predict whether the...Ch. 8.3 - Use the solubility rules for ionic compounds to...Ch. 8.4 - Why does a soft drink become "flat" faster when it...Ch. 8.4 - Predict the effect each change has on the...Ch. 8.5 - A commercial mouthwash contains 4.3 g of ethanol...Ch. 8.5 - What is the weight/volume percent concentration of...Ch. 8.5 - Prob. 8.17P Ch. 8.5 - Prob. 8.18P Ch. 8.5 - Prob. 8.19P Ch. 8.5 - Prob. 8.20P Ch. 8.5 - What is the concentration in parts per million of...Ch. 8.6 - Prob. 8.22P Ch. 8.6 - Prob. 8.23P Ch. 8.6 - Prob. 8.24P Ch. 8.6 - Prob. 8.25P Ch. 8.6 - How many grams of NaCl are contained in each of...Ch. 8.6 - How many milliliters of a 0.25 M sucrose solution...Ch. 8.7 - What is the concentration of a solution formed by...Ch. 8.7 - Prob. 8.29P Ch. 8.7 - Prob. 8.30P Ch. 8.8 - Prob. 8.31P Ch. 8.8 - Prob. 8.32P Ch. 8.8 - Prob. 8.33P Ch. 8.9 - Prob. 8.34P Ch. 8.9 - Prob. 8.35P Ch. 8.9 - Prob. 8.36P Ch. 8 - Prob. 8.37P Ch. 8 - Prob. 8.38P Ch. 8 - Prob. 8.39P Ch. 8 - Prob. 8.40P Ch. 8 - Classify each of the following as a solution,...Ch. 8 - Classify each of the following as a solution,...Ch. 8 - Prob. 8.43P Ch. 8 - Label each diagram as a strong electrolyte, weak...Ch. 8 - Prob. 8.45P Ch. 8 - Prob. 8.46P Ch. 8 - Prob. 8.47P Ch. 8 - Prob. 8.48P Ch. 8 - Consider a mixture of two substances shown in blue...Ch. 8 - Which diagram (C or D) best represents what occurs...Ch. 8 - If the solubilityofKClin 100 mL of H2O is 34 g at...Ch. 8 - If the solubilityofsucrosein 100 mL of H2O is 204...Ch. 8 - Prob. 8.53P Ch. 8 - Prob. 8.54P Ch. 8 - Using the ball-and-stick model for methanol...Ch. 8 - Prob. 8.56P Ch. 8 - Prob. 8.57P Ch. 8 - Prob. 8.58P Ch. 8 - Prob. 8.59P Ch. 8 - Prob. 8.60P Ch. 8 - Prob. 8.61P Ch. 8 - Prob. 8.62P Ch. 8 - Prob. 8.63P Ch. 8 - How is the solubility of helium gas in water...Ch. 8 - Use the solubility rules listed in Section 8.3B to...Ch. 8 - Use the solubility rules listed in Section 8.3B to...Ch. 8 - Prob. 8.67P Ch. 8 - Prob. 8.68P Ch. 8 - Prob. 8.69P Ch. 8 - Prob. 8.70P Ch. 8 - Prob. 8.71P Ch. 8 - Prob. 8.72P Ch. 8 - Prob. 8.73P Ch. 8 - Prob. 8.74P Ch. 8 - How would you use a 250-mL volumetric flask to...Ch. 8 - How would you use a 250-mLvolumetric flask to...Ch. 8 - Prob. 8.77P Ch. 8 - Prob. 8.78P Ch. 8 - Prob. 8.79P Ch. 8 - Prob. 8.80P Ch. 8 - Prob. 8.81P Ch. 8 - What is the molarity of a 20.0% (v/v) aqueous...Ch. 8 - Prob. 8.83P Ch. 8 - Prob. 8.84P Ch. 8 - Prob. 8.85P Ch. 8 - Prob. 8.86P Ch. 8 - Prob. 8.87P Ch. 8 - Prob. 8.88P Ch. 8 - Prob. 8.89P Ch. 8 - Prob. 8.90P Ch. 8 - Prob. 8.91P Ch. 8 - Prob. 8.92P Ch. 8 - What is the boiling point of a solution that...Ch. 8 - Prob. 8.94P Ch. 8 - If 150 g of ethylene glycol (C2H6O2) is added to...Ch. 8 - Prob. 8.96P Ch. 8 - Prob. 8.97P Ch. 8 - Prob. 8.98P Ch. 8 - Which solution in each pair has the higher melting...Ch. 8 - Prob. 8.100P Ch. 8 - A flask contains two compartments (A and B) with...Ch. 8 - A flask contains two compartments (A and B) with...Ch. 8 - Prob. 8.103P Ch. 8 - Explain why more sugar dissolves in a cup of hot...Ch. 8 - If the concentration of glucose in the blood is...Ch. 8 - Prob. 8.106P Ch. 8 - Mannitol, a carbohydrate, is supplied as a 25%...Ch. 8 - A patient receives 750 ml, of a 10.% (w/v) aqueous...Ch. 8 - Explain why a cucumber placed in a concentrated...Ch. 8 - Explain why a cucumber placed in a concentrated...Ch. 8 - Prob. 8.111P Ch. 8 - Prob. 8.112P Ch. 8 - Prob. 8.113P Ch. 8 - Prob. 8.114P Ch. 8 - Prob. 8.115P Ch. 8 - Prob. 8.116P Ch. 8 - The therapeutic concentration—the concentration...Ch. 8 - Prob. 8.118CP

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Classify each of the following solutions as saturated, unsaturated, or supersaturated based on the following observations made after adding a small piece of solid solute to the solution. a. The added solute rapidly dissolves. b. The added solute falls to the bottom of the container where it remains without any decrease in size. c. The added solute falls to the bottom of the container where it decreases in size for several hours and thereafter its size remains constant. d. The added solute causes the production of a large amount of solid white crystals.
In your own words, explain why (a) seawater has a lower freezing point than fresh water. (b) salt is added to the ice in an ice cream maker to freeze the ice cream faster.
Rubbing alcohol contains 585 g isopropanol (C3H7OH) per liter (aqueous solution). Calculate the molarity.

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