# The standard deviation of given population is 4.5 with a mean of 60 and the refit population has a standard deviation of 5.2 with a mean of 75. Calculate the coefficient of variation for both populations and comment on the

15,651 questions, page 118-
## chemistry

What is the ∆G for the following reaction under standard conditions (T = 298 K) for the formation of NH4NO3(s)? 2NH3(g) + 2O2(g) NH4NO3(s) + H2O(l) Given: NH4NO3(s): ∆Hf = -365.56 kJ ∆Sf = 151.08 J/K. NH3(g): ∆Hf = -46.11 kJ ∆Sf = 192.45 J/K.

*asked by Anonymous on May 17, 2016* -
## math

Scientists randomly caught 30 fruit bats at an orchard. They tagged the fruit bats and then released them. Several weeks later, they captured 20 fruit bats at the same location. They found that 4 of those fruit bats

*asked by Riley on December 14, 2015* -
## World History

Where can I find maps on the diffusion of diseases in the time period 1450-1750? I need diffusion maps on Syphilis and Hepatitis from Americas to Europe, Syphilis from Europe to Africa, and Malaria and Yellow Fever from Africa to Americas. Also, I need

*asked by Anonymous on December 3, 2007* -
## statistics

If %1 of a popualtion are allergic to peanuts, would it be unusual for a random sample of n=1500 to result in fewer than 10 with peanut allergies? I have figured phat p=10/1500 (-0.007-0.01)/.003=-1 Z-score=-1=.1587 so Iinterpreted this to be 16 samples

*asked by Lindsey*** on July 14, 2008* -
## math,help

a company is taking a survey to find out whether people like its product. Their last survey indicated that 70% of the population like the product. based on that, of a sample of 58 people, find the probability of the following. a) all 58 like the product.

*asked by student on July 13, 2007* -
## statistics

The inside diameter of metal washers produced by a company are normally distributed with a mean of .5 inches and a standdrd deviation of .01 inches. Of all washers produced .8% of the washers are rejected because they are too small for a bolt used to test

*asked by josh on June 28, 2014* -
## History

Which explains why Ottoman leaders began a policy of deportation and extermination of Armenians within their empire? They asserted that Armenians were trying to forcibly convert Turks to Islam. They feared that Armenians were supporting Russia, an Ottoman

*asked by Thane on July 12, 2018* -
## science

In one location pesticides called pyrethoids were used to control winter moths and leaf miners in apple orchards. Unfortunately, the chemicals killed more insects than intended, including predators of red mites and apple mites. After orchards were sprayed

*asked by sexy laday on May 14, 2013* -
## Calculus

1. If y′= x(1+ y) and y > -1 , then y= A) y=sinx B) y=3x^2+C

*asked by Samantha on May 9, 2014* -
## s.s project

my is elderly people things to start a presentation goes like this ............. 'cities needs to provide services to all residents but espially to eldery people' because there population increases in future! city need 55 plus buildings to live and

*asked by anu on May 18, 2010* -
## project

my is elderly people things to start a presentation goes like this ............. 'cities needs to provide services to all residents but espially to eldery people' because there population increases in future! city need 55 plus buildings to live and

*asked by anu on May 18, 2010* -
## city project

my is elderly people things to start a presentation goes like this ............. 'cities needs to provide services to all residents but espially to eldery people' because there population increases in future! city need 55 plus buildings to live and

*asked by anu on May 18, 2010* -
## s.s

4. How did the United States change as it became more economically independent? (Select TWO correct responses.) Population decreased as trade with other nations was stifled. The growth of factories and trade led to the growth of American cities. Congress

*asked by Anonymous on January 16, 2013* -
## Science

A biologist made population counts of four different species of animals in an ecosystem. What can you infer from these numbers about possible predator-prey relationships between the species? Species A 155 Species B 17 Species C 2,467 Species D 19 ·

*asked by Steve on December 27, 2013* -
## Statistics

The music industry must adjust to the growing practice of consumers downloading songs instead of buying CDs. It therefore becomes important to estimate the proportion of songs that are currently downloaded. How many randomly selected song purchases must be

*asked by Elizabeth on July 20, 2015* -
## Statistics

The music industry must adjust to the growing practice o consumers downloading songs instead of buying CDs. It therefore becomes important to estimate the proportion of songs that are currently downloaded. How many randomly selected song purchases must be

*asked by Lizzy on July 22, 2015* -
## chemistry

Problem 3 A publication this year in the journal Yeast (who’d have thought!) by a Scottish group described their development of a spectrometric procedure to monitor the concentration of glucose, ethanol, biomass, and protein content in a vat during the

*asked by asery on May 5, 2016* -
## Christianity

Okay so during and after the time of Jesus, it was okay for people to marry their relatives. People married their half sister or brother. Even in the 1500s royal families still married their relatives in England. So then how did the the law of not being

*asked by clay on December 21, 2009* -
## math

I am not understanding this question. Can someone help me please? Decide whether the experiment is a binomial experiment. If it is not, explain why. Selecting five cards, one at a time without replacement, from a standard deck of cards. The random variable

*asked by emily on February 28, 2013* -
## Chemistiy

Check if im right please. a. oxidation occurs at my anode ____ ** Voltaic Cell b. You can use standard reduction potential table to calculate how much voltage it takes to operate me____ **Both voltaic cell and electrolytic cell

*asked by Stacy on December 13, 2016* -
## Chemistry

Hello guys, can you please answer this question with explanation and formula because I'm absolutely lost :( What is the Cu2+ concentration at 25°C in the cell Zn(s)½Zn2+(1.0 M)½½Cu2+(aq)½Cu(s)? The cell emf is 1.03 V. The standard cell emf is 1.10 V.

*asked by ill matic on June 10, 2010* -
## CALCULUS

The voltage signal from a standard European wall socket can be described by the equation V(t)=325sin100 pi x , where t is time, in seconds and V is the voltage at time, t. Find the max and min voltage levels and the times at which they occur. Thanks in

*asked by Anonymous on June 17, 2010* -
## Math

Two cards are drawn in succession without replacement from a standard deck of 52 cards. What is the probability that the first card is a face card (jack, queen, or king) given that the second card is an ace? (Round your answer to three decimal places.)

*asked by Diana on October 17, 2012* -
## math

find the percent increase in the population between 1950-2000. 965,000,000 in 1950 2251,000,000 in 2000 I tink it is 2251 / 965 = 2.33 = 233% Is ths right or did I do my math wrong

*asked by Kyle on April 15, 2010* -
## statistics

(a)Comparison of GPA for randomly chosen college juniors and seniors: xbar= 3.05, s1 = .20, n1 = 15, xbar2= 3.25, s2 = .30, n2 = 15, á = .025, left-tailed test. calculate d.f. ____________ Standard error ____________ t-calculated ____________ p-value

*asked by peter on April 29, 2010* -
## business communication

Today many employers expect interviewees to do more than just answer standard questions including all of the following except .defer to the hiring company to take control of the interview process B.provide samples of work they woukd likey do in the job.

*asked by se on April 6, 2011* -
## pygmalion

in the play pygmalion, i need to compare mrs. pearce to a person or sect in american or british society. OK, do that and someone where will critique your thinking. I do however suggest you type your responses in standard English, including capitalization.

*asked by Anonymous on March 5, 2007* -
## Statistics

Bookstore has a website for which 90 percent of their book sales are to out of state customers and not subject to the collection of sales tax . The sample proportion of all sales to out of state customers from samples of size 100 will vary in repeated

*asked by Teresa on April 3, 2016* -
## Stats

Macintosh users make up about 5% of all computer users. A computer training school that wants to attract Macintosh users mails an advertising flyer to 25,000 computer users. If the mailing list can be considered a random sample of the population, what is

*asked by Amy on November 29, 2012* -
## Stats

Macintosh users make up about 5% of all computer users. A computer training school that wants to attract Macintosh users mails an advertising flyer to 25,000 computer users. If the mailing list can be considered a random sample of the population, what is

*asked by Amy on November 29, 2012* -
## 7th Pre-Algebra Word Problem

Approximately one-seventh of the people in the United States are left-handed. The population of the United States is about 300 million. Write and solve an equation to estimate howmany people in the United States are left handed.

*asked by Bob on December 20, 2010* -
## Chemistry

The absorbance of a chlorophyll a standard solution in ethanol (density = 0.785 g/mL) is measured in a 1.3 cm cuvette or path length. The absorbance is 0.435 and the molar absorptivity coefficient is 86,300 M–1cm–1. The molecular weight for chlorophyll

*asked by Anonymous on July 16, 2012* -
## History

need help please I have to do history, decades of growth unit test for connections academy and i really need to get it done quickly the question is: Which supporting detail would most likely appear in a discussion of population growth in Washington a.

*asked by Random dude on May 18, 2017* -
## math

how do you find a line perpendicular to another if the given line is in standard form, Ax+By=c? also, i need some help finding a line perpendicular to y=3 and crosses the points (2,4). help plz?

*asked by moe on December 12, 2009* -
## Algebra 2

The lenths of the side of a triangle are x+4 units, x units, and x+1 units. Express the perimeter of the triangle as a polynomial in standard form.

*asked by Tanya on November 12, 2015* -
## math

495 Find three coterminal angles: ____________ ____________ ____________ Standard position angle: Reference angle:

*asked by Kels on January 29, 2013* -
## Algebra 2

write a quadratic equation in the variable x having the given numbers as solution. Type the equation in standard form, ax^2+bx+c=0 solution 4, only solution

*asked by Shelly on July 3, 2011* -
## chemistry

Which of the following would have a positive change in standard entropy at constant temperature? Choose all that apply. A) Burning octane to form carbon dioxide gas and water vapor B) Freezing titanium C) The endothermic dissolving of ammonium nitrate

*asked by Nick on October 20, 2010* -
## diversity

If a child say "i be sick yestiddy wif a cole" a qualified teacher wil conclude that the boy a is using black english dialect b. comes from a poverty levelhome environment c. requires special education assistance d. cannot speak standard american dialect i

*asked by Karol on December 29, 2010* -
## chemistry

The electrochemical cell described by the balanced chemical reaction has a standard emf (electromotive force) of 0.27 V. Calculate the equilibrium constant (Kc) for the reaction at 298 K. Round your answer to 3 significant figures. H2O2(aq) + 2ClO2(g) →

*asked by its me on June 6, 2010* -
## Econometrics

Hello I have this econometrics question that I have to solve without computer. (True model) yi = B0 + B1x1i + B2x2i + B3x3i + ui (Regression model) ^yi = 13.16 - 0.052(x1i - x21) + 0.2x3i SST = 1833 R^2 = known R^2 (bar) = known n = known with the standard

*asked by Pitch on June 10, 2014* -
## chemistry

Tarnished silver contains Ag2S. The tarnish can be removed by placing silverware in an aluminum pan containing an inert electrolyte soln, such as NaCL. Explain the electrochemical principle for this procedure, [The standard reduction potential for the

*asked by Yoo on July 27, 2010* -
## U.S. History- McKinley's Campaign

In Mckinley's Campain,two of this campaign themes were "The Currency Question"- the gold standard or free labor AND "Protective Tariffs" summarize these thems and which of theses themes was more significant? This site will give you the information on that.

*asked by Annie on February 26, 2007* -
## statistics

Linda Silbers is a social scientist studying voter opinion about a city bond proposal for a light rail mass transit system in Denver If Linda wants to be 90 percent Confident that her sample estimate of the proportion of voters who favor the bond is within

*asked by John on May 2, 2013* -
## Algebra

If you have these three origins: (0,0) (0,952) (863,0) How do you find the last point where the two lines intersect? Would really appreciate the help. Thanks. Parker, I'm not quite sure what the question asks. Three origins? Is this standard analytic

*asked by Parker on July 12, 2006* -
## Chemistry

H2C2O4.2H2O(s) is primary standard substance. 2.3688g of oxalic acid hydrate were completely neutralized by 42.56ml of NaOH solution. Calculate the molar concentration of the NaOH solution. Write the balanced equation for the reaction.

*asked by Sean on April 1, 2013* -
## Chemistry

A cell is set up with copper and lead electrodes in contact with CuSO4(aq) and Pb(NO3)2(aq), respectively, at 25˚C. The standard reduction potentials are: Pb2+ + 2e- --> Pb E˚=-0.13 V Cu2+ + 2e- --> Cu E˚=+.34 V If sulfuric acid is added to the Pb(NO3)2

*asked by Anonymous on February 13, 2010* -
## chemistry

Dr.Bob222: I attempted to solve the problem numerous times but keep ending up with the wrong answer. If you would be kind enough to show me the steps I would appreciate it. I'll pose the question once more: The volume of a gas at 24C and 0.21 atm is 36

*asked by Daddy on February 15, 2012* -
## physics

The equation given is 2SO2(g)+O2(g)->2SO3(g), and if 224L/h of O2 (at standard temp and pressure) is consumed by the reaction, how much power is produced? I can't go further than P=Work/Time and Work=P times change in V I've tried 224x2-224x3/60^2 but

*asked by Sally on February 19, 2015* -
## chemistry

1. the volume of an idea gas is 2.06L at standard temperature and pressure. Calculate the volume at 1.75 atm and 27CELCIUS. 2. Ethane, C2h6 has a molar heat of vaporization of 15kj/mole. How many kilojoules or energy are required to vaporize 5 g of ethane?

*asked by stephanie on December 1, 2009* -
## Chemistry PLEASE!!

how do i calculate a concentration ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+ given at 25 C and pH7 E(mV) as 100 and absorbance at 550nm as 1.5 E is relative to standard hydrogen electrode i know im supposed ot use the nernst equation i just

*asked by lucy on February 19, 2010* -
## Statistics (Please help!!!)

Here is the question: If gene frequencies are in equilibrium, the genotypes, AA, Aa, and aa occur in a population with frequencies (1-0)^2, 20 (1-0), and 0^2. Plato et al.published the following data on haptoglobin type in a sample of 190 people: Hp1-1 =

*asked by Joy on September 4, 2013* -
## maths

on an island without squirrels some squirrels are introduced. a mathematical model of the population growth of squirrels on the island is given by the function f defined by f(x)= 1320/(1 + e^(5,1-0.66x)) where x is the time in years after the introduction

*asked by Francesca on November 8, 2017* -
## english

I need help figuring out how to phrase the reasons I picked the answers to the following sentences. I have the answer just can not figure out the best way to say why they are correct. Please help. Class is COM 150 week 9. A)My brother knows more about

*asked by Help on August 19, 2009* -
## Chemistry

The reaction for the metabolism of sucrose, C12H22O11, is the same as for its combustion in oxygen to yield CO2(g) and H2O(l). The standard heat of formation of sucrose is -2230 kJ mol-1. Based upon data in Table 6.2 and problem 6.75 the amount of energy

*asked by Jessica on June 29, 2011* -
## statistics

Suppose we want to estimate the average number of purchases in a given hour in a local convenience store. Using this example describe in your own words how you would go about determining this average through: A.) Drawing a random sample: Drawing a random

*asked by slomo on February 8, 2015* -
## Social studies

3) Why were the Europeans able to drive Australia's Aborigines off the best land and into the dry interior? A) The Europeans paid the Aborigines a large amount of money. B) The Europeans had better military technology and equipment. C) The Aborigines were

*asked by homie on May 5, 2017* -
## college statistics

I am having a bit of trouble with the top half of the questions. I have an answer below for questions 5-10, is there anyway you can check those answers and help me with the rest I am having trouble with. Thank you. 1. The area to the right of 1.93 under

*asked by penelope on July 18, 2013* -
## stats

I am having a bit of trouble with the top half of the questions. I have an answer below for questions 5-10, is there anyway you can check those answers and help me with the rest I am having trouble with. Thank you. 1. The area to the right of 1.93 under

*asked by sandra on July 22, 2013* -
## Statistics

Data below corresponds to sample weights of two different types (A and B) of Tuna. We want to test at significance level = .05 if the two tuna populations from which the samples come have the same variance. A .99 1.92 1.23 .85 .65 .69 .6 .53 1.41 1.12 .63

*asked by Tina on February 2, 2014* -
## government

what does it mean to reapportion seats in the house of representatives? a. house districts are changed based on elecion results b. newly elected representatives take their seats in the house c. the number of house seats for each state is changed based on

*asked by jere on January 1, 2008* -
## algebra

The population of viruses in an influenza culture after t hours is given by the function x(t) = 3et/1.7 The cost y in dollars for a new automated microscope to count x viruses in a sample is y(x) = ln 2x Create the composite function that calculates the

*asked by Ciara on February 18, 2017* -
## Algebra

The population of viruses in an influenza culture after t hours is given by the function x(t) = 4et/2.5 The cost y in dollars for a new automated microscope to count x viruses in a sample is y(x) = ln 2x Create the composite function that calculates the

*asked by edward on February 3, 2016* -
## Statistics

A certain disease occurs in 4% of the population. A blood test for this disease shows a false positive 12% of the time. That means a test will show positive given that the person does not have the disease. What is the probability that a person tests

*asked by Ashley on May 25, 2016* -
## math

Assume a nation's per capita daily caloric intake is currently 1400, and total caloric supply increases by 2% annually while the population grows by 3% annually. How many years until the nation's per capita daily caloric intake reaches a life threatening

*asked by cindy on May 18, 2010* -
## probability

Consider n independent rolls of a k-sided fair die with k≥2: the sides of the die are labelled 1,2,…,k and each side has probability 1/k of facing up after a roll. Let the random variable Xi denote the number of rolls that result in side i facing up.

*asked by JuanPro on March 28, 2014* -
## Chemistry (or Physio/Biochem)

Asthma affects about seven percent of the population. During an asthma attack smooth muscle cells in the bronchi constrict, the airways become inflamed and swollen, and breathing becomes difficult. What effect might an asthma attack have on blood pH? A. pH

*asked by Trixie on March 14, 2010* -
## World Geography

REVIEW 1.Canada currently ranks first in the world in which category? A. Total number of Internet users B. Percentage of college and university graduates

*asked by bre on April 5, 2013* -
## Chem

The galvanic cell described by the cell notation has a standard emf (electromotive force) of 4.05 V. Calculate the value (kJ) for the ΔG˚ of the cell. Round your answer to 3 significant figures. Mn(s) l Mn2+(aq) ll F2(g) l F-(aq) l Pt(s) St. Red. Pot.

*asked by Jess on November 14, 2011* -
## Math

Look for the probability for an experiment of which requires you to select one card from a standard deck of 52 playing cards. Write your final answer as a fraction in the simplest form of a/b. 1.) P(the card is not a face) 2.) P(the card is a king) 3.)

*asked by Gina on April 27, 2015* -
## chemistry (science)

What volume of methanol is formed if 2.86×10^11 of methane at standard atmospheric pressure and 25 degree celcius is oxidized to methanol? The density of CH3OH is 0.791g/mol . Assume that the oxidation of methane to methanol occurs in a 1:1 stoichiometry.

*asked by beeni on February 15, 2010* -
## Chemistry

A volume of 40.0 of aqueous potassium hydroxide (KOH) was titrated against a standard solution of sulfuric acid (H2SO4). What was the molarity of the solution if 20.2 of 1.50M H2SO4 was needed? The equation is 2KOH(aq)+H2SO4(aq)--->K2SO4(aq)+2H2O(l)

*asked by Lindsey on July 22, 2012* -
## general

From a standard deck of 52 cards, all of the clubs and the jack of diamonds are removed. Two cards are drawn at random from the altered deck without replacement. What is the probability that both cards will be of the same suit? Justify your answer, which

*asked by nathon on April 5, 2011* -
## statistics

according to data from the american medical association, 10% of us are left handed. If three people, are randomly selected find the probability that they are all left handed. If groups of 50 people are randomly selected, what is the mean and stadard

*asked by cm on May 7, 2012* -
## biology

In an investigation to find the number of african potato plants in a field of area 6 000m^2 three plots were selected.each with an area of 10^2.Pot 1 contained three and the other plots contained seven and two african potato plans,respectively. 1.name two

*asked by nicole on October 16, 2015* -
## Statistics

“How would you describe your own physical health at this time? Would you say physical health is—excellent, good, only fair, or poor?” The Gallup Poll asked this question of 1005 randomly selected adults, of whom 29% said “excellent.” Suppose that

*asked by Eric on April 30, 2012* -
## math

In 2010 the birthrate in a certain country increases from 11*(e^(0.04*t)) million births per year to 16*(e^(0.04*t)) million births per year, where t is the number of years since January 1, 2010. Set up the integral and find the projected increase in

*asked by James on February 8, 2018* -
## algebra

The population of humorville is 8500 people. In this town jokes travel fast. In one hour, each person who hears a joke tells three other people who have not herd it, and tells no one else. Last friday, a visitor from out of town told the police cheif a new

*asked by Sarah Jane on May 27, 2010* -
## Algebra

The population of viruses in an influenza culture after t hours is given by the function x(t)=5e^t/4.6 The cost y in dollars for a new automated microscope to count x viruses in a sample is y(x)=In 9x create the composite function that calculates the cost

*asked by Tiara on May 9, 2019* -
## Government

Which of the following is not true of college professors? A.They are more liberal than population as a whole. B.Those at prestigious schools are more consevative than those at less prestigious schools. C.Those in social sciences are more liberal than those

*asked by La Toya Payton on June 21, 2005* -
## Science

A biologist made population counts of four different species of animals in an ecosystem. What can you infer from these numbers about possible predator-prey relationships between the species? Species A:155 Species B:17 Species C:2467 Species D:19 A.Species

*asked by Peter on January 5, 2014* -
## science (check!)

A biologist made population counts of four different species of animals in an ecosystem. What can you infer from these numbers about possible predator-prey relationships between the species? Species A:155 Species B:17 Species C:2467 Species D:19 A.Species

*asked by Me on May 27, 2014* -
## english 11 hardtimes novel

22. What connection can be drawn between Dickens's father and Tom? Both worked in a bank. Both favored straight facts. Both were irresponsible with money. Both had a gambling problem. 23. How do innovations in farming methods contribute to population

*asked by Fred on June 16, 2012* -
## Statistics

1. Find the indicated probability. In a survey of 300 college graduates, 63% reported that they entered a profession closely related to their college major. If 9 of those survey subjects are randomly selected without replacement for follow-up survey, what

*asked by Snotunicorn on May 10, 2019* -
## English

I am from the city proper. Q1:What is 'city proper' in England? Q2: At the Great Fire of London, what was the population of London? More than 500,000 or 80,000? City proper was 1/6 of Londoners.....

*asked by rfvv on May 6, 2014* -
## Sociology Research Methods

You plan to conduct a study with a total population of 387 individuals comprised of 200 freshmen/sophomores and 187 juniors/seniors. You wish to be able to describe the characteristics of both the Freshmen/Sophomore and the Junior/Senior in the sample as

*asked by Faye on June 24, 2017* -
## Calculus

A bacteria culture contains 200 cells initially and grows at a rate proportional to its size. After half an hour the population has increased to 360 cells. (a) Find the number of bacteria after t hours. (b) Find the number of bacteria after 4 hours. I

*asked by toma on December 11, 2012* -
## PreCalculus

A lake formed by a newly constructed dam is stocked with 1,000 fish. Their population is expected to increase according to the logistic curve N=30/(1+29e^-1.35t) where N is the number of fish, in thousands, expected after t years. The lake will be open to

*asked by Terri on April 26, 2014* -
## Biology

Assuming that the conditions of the Hardy-Weinberg equilibrium are met, determine the genotype and phenotype frequencies in the second generation of a population containing 64% tasters and 36% nontasters q2 = _________ Tasters ____________ q =

*asked by cat on March 31, 2008* -
## english

Hello! I need differents opinions... Thursday December 24th senate passes health bill. What will change concretely this reform? When you know that the expenses incurred will increase the national debt by 287 billions. You aren't afraid of increasing the

*asked by Marie on December 30, 2009* -
## math

A biologist grows a culture of bacteria as part of an experiment. At the start of the experiment, there are 75 bacteria in the culture. The biologist observes that the population of bacteria dobules evert 18 minutes. Which of the following equations best

*asked by harley on August 14, 2018* -
## Stats

A sociology professor assigns letter grades on a test according to the following scheme. A: Top 14% of scores B: scores below the top 14% and above the bottom 55% C: scores below the top 45% and above the bottom 17% D: scores below the top 83% and above

*asked by Benjamin on October 14, 2017* -
## Chemistry -buffers.

The pH of an arterial blood sample is 7.15. upon acidification of 10 ml of the plasma 5.91ml of CO2 is produced at standard temperature and presure. Calculate-a) total CO2 in the specimen b)the individual concentration of disolved CO2(H2CO3) and HCO3-

*asked by Maria on November 6, 2011* -
## Chemistry

use the appropriate standard reduction potentials in the appendix of your book to determine the equilibrium constant at 285 K for the following reaction under acidic conditions 4H+(aq) + MnO2(s)+2Fe+2(aq)----> Mn+2 (aq)+2Fe3+(aq)+2H2O(l) The reductions

*asked by Rachel on April 28, 2016* -
## Algebra 2 -Conics

The directions are : Write each equation in standard form (if needed), then find appropriate information for the particular conic. the question: y=2x^2-12x+19 HOW DO I BEGIN??? Complete the square and rewrite as y = 2x^2-12x + 19 = 2(x^2 - 6x + 9)+ 19 - 18

*asked by Devyn on February 15, 2007* -
## Social studies

If you were an elderly person from Yugoslavia, what changes have you witnessed in your country since the fall of communism and Soviet rule? A) several nationalist groups seceding from the country. B) conflict between ethnic groups leading to fighting. C)

*asked by Madison on April 28, 2017* -
## chemistry

Use standard enthalpies of formation to calculate ΔHrxn° for each reaction. (See the appendix. Enter your answer to the tenth place.) (a) 2 H2S(g) + 3 O2(g) 2 H2O(l) + 2 SO2(g) (b) N2O4(g) + 4 H2(g) N2(g) + 4 H2O(g) (c) SO2(g) + 1/2 O2(g) SO3(g) These

*asked by DeeDee on November 17, 2012* -
## Public Administration

Which of the following is an alternative to the bureaucratic paradigm? A. An organization is defined by the resources it controls B> An organization sticks to routine and focuses on its own needs C. An organization empowers front line employees D. An

*asked by Keith on December 15, 2007* -
## Chemistry

Calculate the standard enthalpy change for the reaction 2A+B⇌2C+2D Use the following data: Substance ΔH∘f (kJ/mol) A -247 B -375 C 191 D -483 Express your answer to three significant figures and include the appropriate units. My answer was 285 kJ/mol

*asked by Marquel on November 16, 2016* -
## business

International issues of social responsibility and ethical behavior are: 1.the result of greed found in capitalist countries. 2.found primarily in countries with a low standard of living. 3. a concern only of business professors. 4. difficult and not as

*asked by cameron on August 1, 2010*

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