Browse 0-9

1) The quantity of antimony in a sample can be determined by an oxidation-reduct

1) The quantity of antimony in a sample can be determined by an oxidation-reduction titration with an oxidizing agent. A 8.85-g sample of stibnite, an ore of antimony, is dissolve…

1) The radioactive element carbon- 14 has a half-life of 5750 years. If 100 gram

1) The radioactive element carbon- 14 has a half-life of 5750 years. If 100 grams of this element are present initially how much will be left after 1000 years? 2) If $1000 is inve…

1) The radioactive nuclide 172 Ta undergoes first-order decay with a half-life o

1) The radioactive nuclide 172Ta undergoes first-order decay with a half-life of 36.8 min. If a quantity of 172Ta is produced, what fraction remains after 73.0 seconds? Question 3…

1) The radius of a spherical balloon is increasing at a rate of 3 centimeters pe

1) The radius of a spherical balloon is increasing at a rate of 3 centimeters per minute. How fast is the volume changing when the radius is 12 centimeters? "Just need the answer"…

1) The rate at which genetic drift fixes and eliminates alleles depends on what

1) The rate at which genetic drift fixes and eliminates alleles depends on what factor(s)? Select one: a. population size b. intensity of non-random mating c. initial allele frequ…

1) The rate-temperature relation is explained by the fact that an increase in te

1) The rate-temperature relation is explained by the fact that an increase in temperature is a) causes the volume to increase and collisions to be less frequent, b) causes the act…

1) The ratio of the speed of sound in water to the speed of sound in air is a) l

1) The ratio of the speed of sound in water to the speed of sound in air is a) less than 2 b) between 2 and 3 c) between 3 and 4 d) between 4 and 5 2) For the same frequency which…

1) The reactant concentration in a zero-order reaction was 0.100 M after 125 s a

1) The reactant concentration in a zero-order reaction was 0.100 M after 125 s and 4.00×102 M after 390 s . What is the rate constant for this reaction? Express your answer with t…

1) The reactant concentration in a zero-order reaction was 0.100 M after 125 s a

1) The reactant concentration in a zero-order reaction was 0.100 M after 125 s and 4.00×102 M after 390 s . What is the rate constant for this reaction? Express your answer with t…

1) The reaction I+ OCI.01-+ Cl. was studied in basic aqueous media. The data bel

1) The reaction I+ OCI.01-+ Cl. was studied in basic aqueous media. The data below was collected at 25°C. (None of the solutions initially contained OI or CI.) Initial Composition…

1) The reaction between sucrose and water to produce fructose and glucose is fir

1) The reaction between sucrose and water to produce fructose and glucose is first order overall. The data below shows the change in concentration of sucrose over time at 298 K. T…

1) The reaction for converting 2-phosphoglycerate to phosphoenolpyruvate as carr

1) The reaction for converting 2-phosphoglycerate to phosphoenolpyruvate as carried out by the enzyme enolase is shown in the second line. a) What kind of reaction overall is this…

1) The reaction shown below is an example of an E2 elimination (from Chem 301A).

1) The reaction shown below is an example of an E2 elimination (from Chem 301A). The reaction yields two products. Describe how you would differentiate the products using the list…

1) The reaction shown below is an example of an E2 elimination (from Chem 301A).

1) The reaction shown below is an example of an E2 elimination (from Chem 301A). The reaction yields two products. Describe how you would differentiate the products using the list…

1) The reaction shown below is responsible for creating 14 C in the atmosphere.

1) The reaction shown below is responsible for creating 14C in the atmosphere. What is the bombarding particle? Reaction: 14N + ________ = 14C + 1H proton alpha particle neutron e…

1) The reagent used in the determination of the N-terminal amino acid residue of

1) The reagent used in the determination of the N-terminal amino acid residue of a peptide is? A. carboxypeptidase. B. phenyl isothiocyanate. C. dicyclohexylcarbodiimide. D. ethyl…

1) The recent financial crisis was exacerbated by: A) Extremely high interest ra

1) The recent financial crisis was exacerbated by: A) Extremely high interest rates in the US that stifled investments B) Managers who underestimated the real risks of their decis…

1) The recessive phenotype will have a homozygous genotype when the process of i

1) The recessive phenotype will have a homozygous genotype when the process of inheritance is __________ A) complete dominance B) incomplete dominance C) codominance D) all of the…

1) The recessive sh produces shrunken endosperm in corn kernels and its dominant

1) The recessive sh produces shrunken endosperm in corn kernels and its dominant allele sh+produces plump kernels. The recessive gene c produces colorless endosperm and its domina…

1) The refractive index of a transparent material can be determined by measuring

1) The refractive index of a transparent material can be determined by measuring the critical angle when the solid is in air. If c= 41.1° what is the index of refraction of the ma…

1) The relationship between Marginal Cost and Average Total Cost is best describ

1) The relationship between Marginal Cost and Average Total Cost is best described as: (more than 1 correct answer) A) If marginal cost is decreasing, then average total cost is a…

1) The relationship between the interest rate and the asset demand for money is

1) The relationship between the interest rate and the asset demand for money is nonexistent. 2) In addition to open market operations and the required reserve ratio, another tool …

1) The relationship between the interest rate and the asset demand for money is

1) The relationship between the interest rate and the asset demand for money is nonexistent. 2) In addition to open market operations and the required reserve ratio, another tool …

1) The retention region typically falls where in the sampling distribution of th

1) The retention region typically falls where in the sampling distribution of the mean? 2) A research report says that t (142) = 2.56; p = .06. From that information, can you reje…

1) The return from an investment is uncertain and there is a 25% chance that it

1) The return from an investment is uncertain and there is a 25% chance that it will be 100,000 dollars, a 50% chance that it will be 50,000 dollars, and a 25% chance that it will…

1) The rganizing, leading. four contemporary management processes are planning,

1) The rganizing, leading. four contemporary management processes are planning, o and commanding. 2) In Mintzberg's view, the roles of figurehead, leader, and liaison are all inte…

1) The rise and fall of Rome is an example of which theory? A) Exceptionalist th

1) The rise and fall of Rome is an example of which theory? A) Exceptionalist theory B) Power transition theory C) Containment theory D) Power conversion theory 2) “Soft power” in…

1) The risk-adjusted cost of capital is the cost of capital appropriate for a gi

1) The risk-adjusted cost of capital is the cost of capital appropriate for a given project, given the riskiness of that project. The greater the project's risk, the higher its co…

1) The river in the image flows through LA California. What engineering process

1) The river in the image flows through LA California. What engineering process altered this river? levee construction eutrophication channelization sinuosity meander 2) What is t…

1) The river in the image flows through LA California. What engineering process

1) The river in the image flows through LA California. What engineering process altered this river? xid-2946685_1 A. levee construction B. eutrophication C. channelization D. sinu…

1) The river in the image flows through LA California. What engineering process

1) The river in the image flows through LA California. What engineering process altered this river? xid-2946685_1 A. levee construction B. eutrophication C. channelization D. sinu…

1) The sales for six consecutive weeks for Bill\'s Blueberries are shown below.

1) The sales for six consecutive weeks for Bill's Blueberries are shown below. The units are in the number of “flats” sold. Using a moving average of order k = 3, calculate the fo…

1) The sales forecast may be presented as: a. Non of these b. A growth rate in s

1) The sales forecast may be presented as: a. Non of these b. A growth rate in sales c. An explicit sales figure d. Either a growth rate in sales or an explicit sales figure 2) Al…

1) The sales fro sunflowers a chain of apparel stores for women, have increased

1) The sales fro sunflowers a chain of apparel stores for women, have increased during the past 12 years as the chain expanded the number of stores open. Until now, sunflowers sen…

1) The sales fro sunflowers a chain of apparel stores for women, have increased

1) The sales fro sunflowers a chain of apparel stores for women, have increased during the past 12 years as the chain expanded the number of stores open. Until now, sunflowers sen…

1) The sales team of Sand Shell Inc. consists of six persons who use the e-mail

1) The sales team of Sand Shell Inc. consists of six persons who use the e-mail service extensively for their communication with clients. One of the salespersons Bob is going on a…

1) The same as in the lab manual. 2) Why do you have to put a drop of water on t

1) The same as in the lab manual. 2) Why do you have to put a drop of water on the slide and mix it with the organisn your organism comes from a solid surface? CLINICAL APPLICATIO…

1) The sample mean and standard deviation from a random sample of 22 observation

1) The sample mean and standard deviation from a random sample of 22 observations from a normal population were computed as x¯=40 and s = 13. Calculate the t statistic of the test…

1) The second heart sound i associated with which of the following? a. in rushin

1) The second heart sound i associated with which of the following? a. in rushing of blood into the ventricles dues to atrial contraction b. closing of AV valves c. closing of sem…

1) The sensitivity chart conveys which of the following? a. The relative frequen

1) The sensitivity chart conveys which of the following? a. The relative frequency of various results cell values. b. The increase in profit per unit increase in an uncertain vari…

1) The sensitivity chart conveys which of the following? a. The relative frequen

1) The sensitivity chart conveys which of the following? a. The relative frequency of various results cell values. b. The increase in profit per unit increase in an uncertain vari…

1) The service and functions provided by an operating system can be divided into

1) The service and functions provided by an operating system can be divided into two main categories. Briefly describes the two categories and discuss how they differ. - 2) Explai…

1) The sex-linked genetic disease, hemophilia, manly occurs in males and the gen

1) The sex-linked genetic disease, hemophilia, manly occurs in males and the gene responsible for the disease is localized on: a) Y-chromosome b) X-chromosome c) Autosome #22 d) O…

1) The sex-linked genetic disease, hemophilia, manly occurs in males and the gen

1) The sex-linked genetic disease, hemophilia, manly occurs in males and the gene responsible for the disease is localized on a) Y-chromosome x-chromosome c) Autosome #22 d) On bo…

1) The sexual behaviors that our culture largely approves of and emphasizes are:

1) The sexual behaviors that our culture largely approves of and emphasizes are: (list 8-10; be specific) 2) The sexual behaviors that our culture largely discourages or prohibits…

1) The sign of ?G for a reaction is ______ if the reaction is spontaneous, _____

1) The sign of ?G for a reaction is ______ if the reaction is spontaneous, ________ if the reaction is at equilibrium, and ________ if the reaction is nonspontaneous. 2) For the r…

1) The simple reaction below is known to follow first order kinetics, What can y

1) The simple reaction below is known to follow first order kinetics, What can you say about the rate of production of the product P at different time points in the reaction (10 s…

1) The sinusoidal voltage output from the AC generator oscillates between 500 V

1) The sinusoidal voltage output from the AC generator oscillates between 500 V and -500 V. The circuit for an ideal transformer is constructed with a generator, transformer and a…

1) The size of the head is equal to the gap size between tracks to help read/wri

1) The size of the head is equal to the gap size between tracks to help read/write. [ ] 2) The time it takes to read the tracks closer to the center of the disk is lesser than the…

1) The slope of a treasury yield curve normally reflects increasing interest rat

1) The slope of a treasury yield curve normally reflects increasing interest rates over time, aand represent the cost of borrowing for the US government. A) False B) True 2) what …