(a)
Interpretation:
Cooling of sugar cube mixture will whether increase or decrease the rate of dissolving a sugar cube in water has to be identified.
Concept Introduction:
Solubility is the quantity of solute (solid, liquid or gas) that will dissolve in a given amount of solvent (solid, liquid or gas) at definite temperature and pressure. Solubility depends on the physical and chemical property of solvent, solute and concentration of the solution.
Three factors which affect the rate of solution formation are given below:
- 1. The state of subdivision of the solute.
- 2. The degree of agitation during solution preparation.
- 3. The temperature of the solution components.
(b)
Interpretation:
The stirring the sugar cube mixture will whether increase or decrease the rate of dissolving a sugar cube in water has to be identified.
Concept Introduction:
Solubility is the quantity of solute (solid, liquid or gas) that will dissolve in a given amount of solvent (solid, liquid or gas) at definite temperature and pressure. Solubility depends on the physical and chemical property of solvent, solute and concentration of the solution.
Three factors which affect the rate of solution formation are given below:
- 1. The state of subdivision of the solute.
- 2. The degree of agitation during solution preparation.
- 3. The temperature of the solution components.
(c)
Interpretation:
Breaking the sugar cube into smaller pieces will whether increase or decrease the rate of dissolving a sugar cube in water has to be identified.
Concept Introduction:
Solubility is the quantity of solute (solid, liquid or gas) that will dissolve in a given amount of solvent (solid, liquid or gas) at definite temperature and pressure. Solubility depends on the physical and chemical property of solvent, solute and concentration of the solution.
Three factors which affect the rate of solution formation are given below:
Three factors which affect the rate of solution formation are given below:
- 1. The state of subdivision of the solute.
- 2. The degree of agitation during solution preparation.
- 3. The temperature of the solution components.
(d)
Interpretation:
Crushing the sugar cube into granulated form will whether increase or decrease the rate of dissolving a sugar cube in water has to be identified.
Concept Introduction:
Solubility is the quantity of solute (solid, liquid or gas) that will dissolve in a given amount of solvent (solid, liquid or gas) at definite temperature and pressure. Solubility depends on the physical and chemical property of solvent, solute and concentration of the solution.
Three factors which affect the rate of solution formation are given below:
- 1. The state of subdivision of the solute.
- 2. The degree of agitation during solution preparation.
- 3. The temperature of the solution components.
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Chapter 8 Solutions
EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
- Calculate the reaction rate for selenious acid, H2SeO3, if 0.1150 M I-1 decreases to 0.0770 M in 12.0 minutes. H2SeO3(aq) + 6I-1(aq) + 4H+1(aq) ⟶ Se(s) + 2I3-1(aq) + 3H2O(l)arrow_forwardProblem 5-31 Which of the following objects are chiral? (a) A basketball (d) A golf club (b) A fork (c) A wine glass (e) A spiral staircase (f) A snowflake Problem 5-32 Which of the following compounds are chiral? Draw them, and label the chirality centers. (a) 2,4-Dimethylheptane (b) 5-Ethyl-3,3-dimethylheptane (c) cis-1,4-Dichlorocyclohexane Problem 5-33 Draw chiral molecules that meet the following descriptions: (a) A chloroalkane, C5H11Cl (c) An alkene, C6H12 (b) An alcohol, C6H140 (d) An alkane, C8H18 Problem 5-36 Erythronolide B is the biological precursor of erythromycin, a broad-spectrum antibiotic. How H3C CH3 many chirality centers does erythronolide B have? OH Identify them. H3C -CH3 OH Erythronolide B H3C. H3C. OH OH CH3arrow_forwardPLEASE HELP! URGENT! PLEASE RESPOND!arrow_forward
- 2. Propose a mechanism for this reaction. ہلی سے ملی N H (excess)arrow_forwardSteps and explanationn please.arrow_forwardProblem 5-48 Assign R or S configurations to the chirality centers in ascorbic acid (vitamin C). OH H OH HO CH2OH Ascorbic acid O H Problem 5-49 Assign R or S stereochemistry to the chirality centers in the following Newman projections: H Cl H CH3 H3C. OH H3C (a) H H H3C (b) CH3 H Problem 5-52 Draw the meso form of each of the following molecules, and indicate the plane of symmetry in each: OH OH (a) CH3CHCH2CH2CHCH3 CH3 H3C. -OH (c) H3C CH3 (b) Problem 5-66 Assign R or S configurations to the chiral centers in cephalexin, trade-named Keflex, the most widely prescribed antibiotic in the United States. H2N H IHH S Cephalexin N. CH3 CO₂Harrow_forward
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