Chemistry
9th Edition
ISBN: 9781133611097
Author: Steven S. Zumdahl
Publisher: Cengage Learning
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Question
Chapter 12, Problem 49E
Interpretation Introduction
Interpretation: The time of
Concept introduction: The half-life is defined as the time required for the concentration of reactant to be reduced to one-half of its initial value.
The change observed in the concentration of a reactant or a product per unit time is known as the rate of the particular reaction.
To determine: The rate constant of first order reaction.
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reducing a monosaccharide
a non reducing disaccharide
amylopectin
cellulose
1,4' beta- glycoside
Refer to the monosaccharides below to answer each of the following questions:
CH2OH
CHO
CH₂OH
CHZOH
0
H
OH
0
0
HO
H
H
OH
HO
H
HO
H
H
OH
HO
H
CHZOH
H
OH
HO
H
HO
H
CHZOH
CHZOH
CH3
a Sorbose
b. Rhamnose
c. Erythrulose
d. Xylulose
Classify each sugar by type; for example, glucose is an aldohexose.
A. Xylulose is
B. Erythrulose is
C. Sorbose is
D.
Rhamnose is
Refer to the sugars below to answer the following questions. Choose the sugar that best fits each
escription and place the letter of the sugar in the blank to the left of the description. There is only one
orrect answer for each question, but sugars may be used more than once.
CH₂OH
0
CHO
HO
H
CHO
CH₂OH
HO
H
HO
H
HO
H
H
OH
HH
OH
OH
H
OH
H
OH
HO
H
CH₂OH
H
OH
CH₂OH
CH₂OH
CH₂OH
a (-)-tagatose
b. (+) gulose
c. (-)-erythrose
d (-)-n bulos
A.
ARCD
a D-ketohexose
B.
C.
D.
oxidizes to an optically inactive aldaric acid
a dextrorotary hexose
a ketose with two chirality centers
Chapter 12 Solutions
Chemistry
Ch. 12 - Define reaction rate. Distinguish between the...Ch. 12 - Distinguish between the differential rate law and...Ch. 12 - One experimental procedure that can be used to...Ch. 12 - The initial rate for a reaction is equal to the...Ch. 12 - Consider the zero-, first-, and second-order...Ch. 12 - Derive expressions for the half-life of zero-,...Ch. 12 - Prob. 7RQCh. 12 - What two requirements must be met to call a...Ch. 12 - Prob. 9RQCh. 12 - Give the Arrhenius equation. Take the natural log...
Ch. 12 - Why does a catalyst increase the rate of a...Ch. 12 - Define stability from both a kinetic and...Ch. 12 - Describe at least two experiments you could...Ch. 12 - Make a graph of [A] versus time for zero-, first-,...Ch. 12 - How does temperature affect k, the rate constant?...Ch. 12 - Consider the following statements: In general, the...Ch. 12 - For the reaction A+BC, explain at least two ways...Ch. 12 - A friend of yours states, A balanced equation...Ch. 12 - Provide a conceptual rationale for the differences...Ch. 12 - The rate constant (k) depends on which of the...Ch. 12 - Each of the statements given below is false....Ch. 12 - Define what is meant by unimolecular and...Ch. 12 - The plot below shows the number of collisions with...Ch. 12 - For the reaction O2(g)+2NO(g)2NO2(g) the observed...Ch. 12 - The rate law for a reaction can be determined only...Ch. 12 - Table 12.2 illustrates how the average rate of a...Ch. 12 - The type of rate law for a reaction, either the...Ch. 12 - The initial rate of a reaction doubles as the...Ch. 12 - Hydrogen reacts explosively with oxygen. However,...Ch. 12 - The central idea of the collision model is that...Ch. 12 - Consider the following energy plots for a chemical...Ch. 12 - Prob. 21QCh. 12 - Would the slope of a ln(k) versus 1/T plot (with...Ch. 12 - Consider the reaction 4PH3(g)P4(g)+6H2(g) If, in a...Ch. 12 - In the Haber process for the production of...Ch. 12 - At 40C, H2O2 (aq) will decompose according to the...Ch. 12 - Consider the general reaction aA+bBcC and the...Ch. 12 - What are the units for each of the following if...Ch. 12 - The rate law for the reaction...Ch. 12 - The reaction 2NO(g)+Cl2(g)2NOCl(g) was studied at...Ch. 12 - The reaction 2I-(aq)+S2O82-(aq)I2(aq)+2SO42-(aq)...Ch. 12 - The decomposition of nitrosyl chloride was...Ch. 12 - The following data were obtained for the gas-phase...Ch. 12 - The reaction I(aq)+OCl(aq)IO(aq)+Cl(aq) was...Ch. 12 - The reaction 2NO(g)+O2(g)2NO2(g) was studied. and...Ch. 12 - The rote of the reaction between hemoglobin (Hb)...Ch. 12 - The following data were obtained for the reaction...Ch. 12 - The decomposition of hydrogen peroxide was...Ch. 12 - A certain reaction has the following general form:...Ch. 12 - The rate of the reaction NO2(g)+CO(g)NO(g)+CO2(g)...Ch. 12 - A certain reaction has the following general form:...Ch. 12 - The decomposition of ethanol (C2H5OH) on an...Ch. 12 - At 500 K in the presence of a copper surface,...Ch. 12 - The dimerization of butadiene 2C4H6(g)C8H12(g) was...Ch. 12 - The rate of the reaction O(g)+NO2(g)NO(g)+O2(g)...Ch. 12 - Experimental data for the reaction A2B+C have been...Ch. 12 - Prob. 46ECh. 12 - The reaction AB+C is known to be zero order in A...Ch. 12 - The decomposition of hydrogen iodide on finely...Ch. 12 - Prob. 49ECh. 12 - A first-order reaction is 75.0% complete in 320....Ch. 12 - The rate law for the decomposition of phosphine...Ch. 12 - DDT (molar mass = 354.49 g/mol) was a widely used...Ch. 12 - Consider the following initial rate data for the...Ch. 12 - The rate law for the reaction...Ch. 12 - Prob. 55ECh. 12 - Theophylline is a pharmaceutical drug that is...Ch. 12 - You and a coworker have developed a molecule...Ch. 12 - Consider the hypothetical reaction A+B+2C2D+3E...Ch. 12 - Write the rate laws for the following elementary...Ch. 12 - A possible mechanism for the decomposition of...Ch. 12 - A proposed mechanism for a reaction is...Ch. 12 - The mechanism for the gas-phase reaction of...Ch. 12 - For the following reaction profile, indicate a....Ch. 12 - Draw a rough sketch of the energy profile for each...Ch. 12 - The activation energy for the reaction...Ch. 12 - The activation energy for some reaction...Ch. 12 - The rate constant for the gas-phase decomposition...Ch. 12 - The reaction (CH3)3CBr+OH(CH3)3COH+Br in a certain...Ch. 12 - The activation energy for the decomposition of...Ch. 12 - A first-order reaction has rate constants of 4.6 ...Ch. 12 - A certain reaction has an activation energy of...Ch. 12 - Prob. 72AECh. 12 - Which of the following reactions would you expect...Ch. 12 - Prob. 74AECh. 12 - One mechanism for the destruction of ozone in the...Ch. 12 - One of the concerns about the use of Freons is...Ch. 12 - Assuming that the mechanism for the hydrogenation...Ch. 12 - The decomposition of NH3 to N2 and H2 was studied...Ch. 12 - The decomposition of many substances on the...Ch. 12 - Prob. 80AECh. 12 - A popular chemical demonstration is the magic...Ch. 12 - Prob. 82AECh. 12 - Consider the following representation of the...Ch. 12 - The reaction H2SeO3(aq) + 6I-(aq) + 4H+(aq) Se(s)...Ch. 12 - Consider two reaction vessels, one containing A...Ch. 12 - Sulfuryl chloride (SO2Cl2) decomposes to sulfur...Ch. 12 - For the reaction 2N2O5(g)4NO2(g)+O2(g) the...Ch. 12 - Experimental values for the temperature dependence...Ch. 12 - Cobra venom helps the snake secure food by binding...Ch. 12 - Iodomethane (CH3I) is a commonly used reagent in...Ch. 12 - Experiments during a recent summer on a number of...Ch. 12 - The activation energy of a certain uncatalyzed...Ch. 12 - Consider the reaction 3A+B+CD+E where the rate law...Ch. 12 - The thiosulfate ion (S2O32) is oxidized by iodine...Ch. 12 - The reaction A(aq)+B(aq)products(aq) was studied,...Ch. 12 - A certain substance, initially present at 0.0800...Ch. 12 - A reaction of the form aAProducts gives a plot of...Ch. 12 - A certain reaction has the form aAProducts At a...Ch. 12 - Prob. 99CWPCh. 12 - Consider the hypothetical reaction A2(g) + B2(g) ...Ch. 12 - Experiments have shown that the average frequency...Ch. 12 - Consider a reaction of the type aA products, in...Ch. 12 - A study was made of the effect of the hydroxide...Ch. 12 - Two isomers (A and B) of a given compound dimerize...Ch. 12 - The reaction NO(g)+O3NO2(g)+O2(g) was studied by...Ch. 12 - Most reactions occur by a series of steps. The...Ch. 12 - You are studying the kinetics of the reaction...Ch. 12 - The decomposition of NO2(g) occurs by the...Ch. 12 - The following data were collected in two studies...Ch. 12 - Consider the following hypothetical data collected...Ch. 12 - Consider the hypothetical reaction A+B+2C2D+3E In...Ch. 12 - Hydrogen peroxide and the iodide ion react in...Ch. 12 - Sulfuryl chloride undergoes first-order...Ch. 12 - Upon dissolving InCl(s) in HCl, In+(aq) undergoes...Ch. 12 - The decomposition of iodoethane in the gas phase...Ch. 12 - Consider the following reaction: CH3X+YCH3Y+X At...
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