Potassium fluoride has a solubility of 92 g of KF in 100 g of $\mathrm{H_2O}$ at 18 $\degree$C. Determine if adding 145 g of KF to 150. g of $\mathrm{H_2O}$ mixtures forms an unsaturated or saturated solution at 18$\degree$C.

Potassium chloride has a solubility of 43 g of $\mathrm{KCl}$ in 100 g of $\mathrm{H_2O}$ at 50 $\dedgree$C. Determine if adding 25 g of $\mathrm{KCl}$ to 100. g of $\mathrm{H_2O}$ forms an unsaturated or saturated solution at 50 $\dedgree$C.

Potassium nitrate has a solubility of 32 g of $\mathrm{KNO_3}$ in 100 g of $\mathrm{H_2O}$ at 20 $\degree$C. Determine if aadding 68 g of $\mathrm{KNO_3}$ to 150. g ofv$\mathrm{H_2O}$ forms an unsaturated or saturated solution at 20 $\degree$C.

Identify which of the following statements applies to tristearin: (a) It is a solid at room temperature. (b) It is unreactive toward molecular hydrogen in the presence of Ni. (c) It undergoes hydrolysis to produce unsaturated fatty acids. (d) It is a complex lipid. (e) It is a wax. (f) It has a phosphate group.

Lithium chloride has a solubility of 55 g of LiCl in 100 g of $\mathrm{H_2O}$ at 25 $\degree$C. Determine if adding 25 g of LiCl to 50. g of $\mathrm{H_2O}$ mixtures forms an unsaturated or saturated solution at 25 $\degree$C.

Linoleic acid is a 18-carbon unsaturated fatty acid with two double bonds that occurs in many vegetable oils including safflower oil (75%) and poppyseed oil (75%). Draw the condensed structural formula for glyceryl trilinoleate (trilinolein).

The solubility of $\mathrm{KClO}_3$ at $25^{\circ} \mathrm{C}$ is 10 . g of solute per 100 . g of $\mathrm{H}_2 \mathrm{O}$.

a. If $15 \mathrm{~g}$ of $\mathrm{KClO}_3$ are stirred into $100 \mathrm{~g}$ of water at $25^{\circ} \mathrm{C}$, how much of the $\mathrm{KClO}_3$ will dissolve? Is the solution saturated, unsaturated, or supersaturated?

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b. If $15 \mathrm{~g}$ of $\mathrm{KClO}_3$ are stirred into $200 \mathrm{~g}$ of water at $25^{\circ} \mathrm{C}$, how much of the $\mathrm{KClO}_3$ will dissolve? Is the solution saturated, unsaturated, or supersaturated?

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Which of the following chemical reactions could be used to distinguish between a polyunsaturated vegetable oil and a petroleum oil containing a mixture of saturated and unsaturated hydrocarbons? Explain your reasoning. (a) addition of bromine in $\mathrm{CCl}_{4}$ (b) hydrogenation (c) saponification (d) ozonolysis

Which condensed structural formula represents an unsaturated compound?

(1) $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_3$

(2) $\mathrm{CH}_3 \mathrm{CHCHCH}_3$

(3) $\mathrm{CH}_4$

(4) $\mathrm{CH}_3 \mathrm{CH}_3$

Lithium chloride has a solubility of 55 g of LiCl in 100 g of $\mathrm{H_2O}$ at 25 $\degree$C. Determine if adding 10 g of LiCl to 15 g of $\mathrm{H_2O}$ mixtures forms an unsaturated or saturated solution at 25 $\degree$C.

During a heavy rainstorm, runoff is most likely to occur if the surface of the soil is (1) firmly packed clay-sized particles (2) loosely packed sand-sized particles (3) covered by trees, shrubs, and grasses (4) unsaturated and has a gentle slope

What products would result after hydrolysis from reaction of the enamine prepared from cyclopentanone and pyrrolidine with the following $\alpha$, $\beta$-unsaturated acceptors? (a) H$_2$C=CHCOOEt (b) H$_2$C=CHCHO (c) CH$_3$CH=CHCOCH$_3$

Which of the following statements applies to triolein? (a) It is a solid at room temperature. (b) It is unreactive toward molecular hydrogen in the presence of Ni. (c) It undergoes hydrolysis to produce unsaturated fatty acids. (d) It is a complex lipid. (e) It is a wax. (f) It has a phosphate group.

To bring the typical diet more in line with the recommended diet, people should A. cut their intake of unsaturated fats by one half. B. cut their intake of saturated fats by two thirds. C. cut their protein intake in half. D. double their carbohydrate intake.