Which is TRUE about the solubility of naphthalene in water and carbon disulfide (CS2) Naphthalene H H H. H H. Select one: O a. Naphthalene is insoluble in both water and carbon disulfide O b. Naphthalene is more soluble in carbon disulfide than in water. O c. Naphthalene is more soluble in water than in carbon disulfide. O d. Naphthalene is equally soluble in both water and carbon disulfide CH

1. To make a 5.00 m solution, one could take 5.00 moles of solute and add 2.In general, as the temperature decreases, the solubility of gases in water ________ and the solubility of most solids in water ________. 3. In most liquid solutions, the component present in the smaller amount is called the

What is the molar concentration of an aqueous sugar solution with an osmotic pressure of 318.4 mmHg at 25oC? Π = MRT          1 atm = 760 mmHg          R = 0.0821 L•atm/mol•K   a. 10.2 M   b. 0.0171 M   c. 0.204 M   d. 13.0 M

Part 1. One gram of caffeine dissolves in 55 ml of water; 7 ml of dichloromethane (DCM); 530 ml of diethyl ether; and 100 ml of benzene. Covert the solubility of caffeine in these four solvents into units of mg/ml. a) Solubility of caffeine in mg/ml in water: b) Solubility of caffeine in mg/ml in DCM: c) Solubility of caffeine in mg/ml in Diethyl Ether: d) Solubility of caffeine in mg/ml in Benzene: Which is the optimal solvent to extract caffeine from an aqueous solution? Why? Part 1 Continued: Use intermolecular force (IMF), provide a brief explanation on the solubility of caffeine in water, diethyl ether, observed above. (Hint: draw the skeletal structures for caffeine, DCM and diethyl ether)

Compared to pure water, a 1 M salt-water solution will have a higher boiling point and lower vapor A. pressure lower boiling point and lower vapor B. pressure higher boiling point and higher vapor Oc. C. pressure lower boiling point and higher vapor D. pressure the same boiling point and vapor pressure E.

[attached photo is the given] 1. What will be the change in freezing point temperature (in °C) of potassium oxide when added to 500 milliliters of  2. Which compound has the least freezing point depression?  a. Potassium oxide b. Sodium chloride c. Glucose d. Barium hydroxide

AaBbCcDd AaBbCcD AaBbCcDd AaBbCcDd AaBbC 1 Normal Body Text 1 List Para. 1 No Spac... Heading Paragraph Styles Circle the salts that will be soluble in water: a. AgBr b. AgNO3 c. K2SO4 d. Cus e. Me(ОН)2 f. PbSO4

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If an aqueous system cannot be filtered but exhibits the Tyndall effect, it is considered a(n):    a.colloid b.solution c.electrolyte d.suspension

4. The aqueous solubility of carbon dioxide is 330 mM at 25 °C. Would you expect the aqueous solubility of carbon dioxide at 55 °C to be: a. greater than 330 mM b. less than 330 mM C. approximately 330 mM