# Which value of r represents data with a strong negative linear correlation between two variables? 1) -1.07 2) -0.89 3) -0.14 4) 0.92

26,129 questions, page 184-
## Calculus

Evaluate the following limits. lim as x approaches infinity 6/e^x + 7=____? lim as x approaches negative infinity 6/e^x+7=____?

*asked by Z32 on September 29, 2009* -
## economics

Wilpen Company, a price-setting firm, produces nearly 80 percent of all tennis balls purchased in the United States. Wilpen estimates the U.S. demand for its tennis balls by using the following linear specification: where Q is the number of cans of tennis

*asked by Anonymous on May 16, 2011* -
## Chem- Dr. Bob!

Posted by Rachel on Thursday, January 20, 2011 at 3:57pm. Does anyone know where I can get an image of the valence bond model for maleic acid? ie. showing the pi and sigma bonds and indicating the hybridization (sp2, sp3.. ) OR could someone describe these

*asked by Rachel on January 23, 2011* -
## algebra

The equation y = 14x represents the number of pages Printer A can print over time, where y is the number of pages and x is time in minutes. The table shows the number of pages Printer B can print over time.

*asked by Anonymous on October 21, 2014* -
## math

The illumination of an object by a light source is directly proportional to the strength of the source and inversely proportional to the square of the distance from the source. If two light sources, one three times as strong as the other, are placed 10 ft

*asked by Fabiola on March 30, 2007* -
## Math

Typically, 10% of students make a D on their tests, 60% make a C on their test, and 30% make an A. Mrs. Smith uses a random-number table to find the experimental probability that of 5 students', at least 3 will make a C. The digit 0 represents students who

*asked by HELP!:) on June 9, 2015* -
## Physics

In an interference of light experiment, coherent light that contains two wavelengths: 640 nm (red-orange) and 425 nm (indigo-blue), passes through two narrow slits separated by 5.35 Î¼m, and the interference pattern is observed on an observation screen

*asked by Alphonse on November 23, 2012* -
## Physics

In an interference of light experiment, coherent light that contains two wavelengths: 640 nm (red-orange) and 425 nm (indigo-blue), passes through two narrow slits separated by 5.35 Î¼m, and the interference pattern is observed on an observation screen

*asked by Alphonse on November 29, 2012* -
## help me please physics

A monatomic ideal gas expands from point A to point B along the path shown in the drawing. (a) Determine the work done by the gas. J (b) The temperature of the gas at point A is 198 K. What is its temperature at point B? K (c) How much heat has been added

*asked by tom on December 10, 2010* -
## algebra

The equation C=mx+b can be used to model the monthly cost, C, of a cell phone plan where b is the flat monthly cost, m represents the cost in dollars per minute and x is the number of minutes used in the month. Choose a flat monthly rate and cost per

*asked by Please help on June 12, 2010* -
## english

The similarities between both, Macbeth and Hitler are that they both desired power. Both of them were cruel in getting what they wanted. They were from a very low social class and rose to a very high social class. Both of them had a belief. For Macbeth it

*asked by numz on March 10, 2009* -
## math

Hoshi walk 10 meters in 3 sec. a. what is her walking rate? b. at this rate how long does it take to walk 100 meters c. suppose she walks the same rate for 50 sec. how far does she walk d. wright an equation that represents the distance D that Hoshi walks

*asked by jason on September 2, 2010* -
## Statistics

An article in a Health Magazine suggested getting a dog to encourage more regular walking. A researcher for the article found that the distribution of time spent walking dogs is approximately normally distributed with a mean of 38 minutes per day. However

*asked by cain on September 8, 2017* -
## CRT 205

Assignment: Argument Evaluation · Read the article “Controlling Irrational Fears After 9/11” on pp. 456–458 of Appendix 1. · Identify at least two arguments in the article. Outline the premises and conclusions of each argument you find. Then,

*asked by monique on April 10, 2010* -
## Chemistry

An impure sample containing an unknown amount of gallium bromide, GaBr3, weighs 0.379 g. It was dissolved in water and treated with silver nitrate, AgNO3, resulting in the precipitation of 0.263 g AgBr. Assuming that GaBr3 is the only source of gallium in

*asked by Hannah on November 1, 2017* -
## Chemistry

Consider the following hypothetical aqueous reaction: A (aq)-->B(aq)}. A flask is charged with 0.065 (mole) of A in a total volume of 100.0 (mL}. The following data are collected: Time (min) 0 10 20 30 40 Moles of A .065 .051 .042 .035 .031 Calculate the

*asked by Emily on February 9, 2012* -
## statistics

You intend to estimate a population proportion with a confidence interval. The data suggests that the normal distribution is a reasonable approximation for the binomial distribution in this case. While it is an uncommon confidence level, find the critical

*asked by Denise on July 26, 2017* -
## Algebra

Can you please help me with these Algebra word problems? Complete the following word problems. 1. Tell whether the table represents inverse variation. If so, write the inverse variation equation and solve for y when x = 4. Show work that supports your

*asked by Student on March 28, 2014* -
## English

1.)The Narrator's Attitude In ''The Girl Who Wouldn't Talk '' When She Begins To Antagonize The Quiet Girl Is That The Quiet Girl A. Is Deliberately Trying To Make The Girl Mad. B. Needs A Companion To Talk To. C.Is Not Very Intelligent. D.Is Weak And

*asked by joshua on March 18, 2018* -
## college algebra

A piece of pottery is removed from a kiln and allowed to cool in a controlled environment. The temperature (in degrees Fahrenheit) of the pottery after it is removed from the kiln is shown for various times (in minutes) in the following table. Time(min)

*asked by Anonymous on February 28, 2012* -
## algebra

A piece of pottery is removed from a kiln and allowed to cool in a controlled environment. The temperature (in degrees Fahrenheit) of the pottery after it is removed from the kiln is shown for various times (in minutes) in the following table. Time(min)

*asked by nate on October 23, 2014* -
## college algebra

A piece of pottery is removed from a kiln and allowed to cool in a controlled environment. The temperature (in degrees Fahrenheit) of the pottery after it is removed from the kiln is shown for various times (in minutes) in the following table. Time(min)

*asked by Lala on October 22, 2014* -
## college algebra

*asked by Melissa on February 28, 2012* -
## Biology

I need help with a couple of questions. I have included what I think the answers are. Could you let me know how I did? 1- A woman who recently came home from a tropical vacation now has abdominal pain and diarrhea. Her blood test results show an elevated

*asked by BB on September 8, 2010* -
## Physics

A car starts from rest and travels for 10 seconds with a constant acceleration of 3.0 m s^-2. The driver then applies the brakes causing a negative acceleration of -4.0 m s^-2. Assuming that the brakes are applied for 2.0 seconds, calculate, a) the

*asked by Katherine .Mk on October 17, 2016* -
## algebra 1

the deepest point in elevation in the indian ocean is the java trench, which is 25,344 feet below sea level. elevations below sea level are represented by negative numbers. can you help write the elevation of the Java Trench? also, a mile is 5,280 feet.

*asked by Liz on September 10, 2014* -
## Science

What type of charge moves through conductors? Explain how it moves. thanks Electrons are the current carriers in metals. Electrons have a negative charge. Electrons in metals are loosly bound to atoms, so an external electric field will cause them in their

*asked by Rachelle on November 29, 2006* -
## Applied Calculus

Suppose that an object is thrown down towards the ground from the top of the 1100-ft tall Sears Tower with an initial velocity of – 20 feet per second (the negative velocity indicates that the object is moving towards the ground). Given that the

*asked by Marie on April 20, 2012* -
## Math

You start a search for a buried object by marking the center of a filed as (0,0), with coordinates giving distances in yards. Coordinates to the north or east are positive and coordinates to the south or west are negative. You find nothing at (-12,8), so

*asked by Please Help on May 15, 2016* -
## Probability/Statistics

Using diaries for many weeks, a study on the lifestyles of visually impaired students was conducted. The students kept track of many lifestyle variables including how many hours of sleep obtained on a typical day. Researchers found that visually impaired

*asked by Amy on July 11, 2009* -
## Chem

Consider the decomposition of a metal oxide to its elements, where M represents a generic metal. M203(s) 2M(s) + 1/2 O2(g) info given for Gf(kJ/mol): M203= -6.00 M(s)=0 O2(g)= 0 1.) what is the standard change in Gibbs energy for rxn as written in forward

*asked by dscd on October 23, 2016* -
## Algebra II (Matrices)

My book doesn't solve it like a linear equation, they solve it by using inverse matrices. Solve the matrix equation: |4 -5||m|=|32| |1 2| |n|=|-5| A= |4 -5| |1 2| X= |m| |n| B= |32| |-5| Step 1. Find the inverse of the coefficient matrix. A^-1= 1/13|2 5|

*asked by Jon on February 29, 2008* -
## math

buying a house supposed you are in the market for a new home and are intersted in a new housong community under construction in different city. the sales representative informs you that there are two floor plans available, and that there are a total of 56

*asked by ann on October 19, 2009* -
## math

buying a house supposed you are in the market for a new home and are intersted in a new housong community under construction in different city. the sales representative informs you that there are two floor plans available, and that there are a total of 56

*asked by ann on October 19, 2009* -
## physics

In late 2001, steve Fossett tried to fly a balloon nonstop around the world . why on his attempted circumnavigation of the globe did Steve attempted to travel at an altitude of approximately 10000 m? That is a typical stratosphere flight altitude, where

*asked by Emma on June 16, 2007* -
## AP Chemistry

What is a molecular dipole moment? A. The arrangement of charge around an atom in a nonpolar molecule B. A net cancellation of charge separation due to symmetry of the molecule C. A separation of charge characterizing a nonpolar covalent molecule D. A

*asked by FIFI on February 2, 2016* -
## Help w/Quattro Formula

Am getting frustrated w/failing to get Quattro Pro formula right. Here's what I'm looking for: Col. A = Base period number Col. B = Given number this current period. Formula I need: If B >= A, what is %? (Example: A=20, B=30, the # I want should read 50.0,

*asked by Al on July 20, 2006* -
## calculus

according to data released by the chamber of commerce of a certain city, the weekly wages of female factory workers are normally distributed with a mean of 575 and a standard deviation of 50. Find the probability that a female factory worker selected at

*asked by soffy on June 12, 2012* -
## physics

A 1100 kg car coasts on a horizontal road with a speed of 19 m/s. After crossing a an unpaved, sandy stretch of road 32 m long, its speed decreases to 12 m/s. (a) Was the net force done on the car positive, negative, or zero? Explain (b) Find the magnitude

*asked by phirum on April 17, 2013* -
## Pre-Calculus follow up question Reiny

Determine the number of triangles that can be formed with the given information. and if it forms two possible triangles solve all unknown angles and sides Angle A=116 degrees a=10 b=11 but if you add 81.4 (measure of angle B) plus 116 (measure of angle A)

*asked by DW on April 7, 2013* -
## Math

In the Capital Asset Pricing Model, the market risk premium is estimated over a long period of time because: more data is always better than less. a longer holding period gives a more reliable estimate because it is, in effect, a larger sample size. almost

*asked by Mark on July 21, 2013* -
## Cis/105

Besides budgeting - What are some uses for MS Excel we did not cover in class? Can you think of any other way you could use this application? Explain. How are my assignments i learn. computer comarison,Data versus information,Technology of future, Internet

*asked by Tonya on August 11, 2010* -
## Psychology Please Help!

The testing company has hired qualified people in the field to administer the new test bank to subjects of different ages and ethnic backgrounds. They need a sizable number of scores from inner city, urban, and country/small town subjects. Their goal is to

*asked by Anonymous on November 17, 2011* -
## Math

The temperature was negative for Celsius at midnight by the next morning the temperature rose by 12 Celsius what would be the temperature for the morning

*asked by Linda on September 4, 2015* -
## MATH

1. Which is equivalent to this expression? 9 – 5(4 – 2) / 3 + 5 A. -13/8 B. -1/8 C. 1 *** D. 7/4 2. There are 2 linen closets and 3 walk-in closets in each apartment in a building. The total number of closets in the building can be represented by 2n +

*asked by Kim on January 28, 2016* -
## Math

A salesperson sold 4 cars for a total value of 54,000 dollars. Her co-worker sold 8 cars for a total the value of d dollars. Write an algebraic expression that represents the combined value of the cars sold by the salesperson and her co-worker?

*asked by Richard on September 17, 2012* -
## Algebra

A project is underway to increase the size of the parking lot at the library. Once the project is completed, there will be 24 additional parking spots. This represents a 40% increase in the number of parking spots. How many parking spots will there be once

*asked by Rhythm on November 17, 2017* -
## college algebra help******

You intercepted the following message from Boris and Natasha. 25 19 19 30 41 17 15 26 27 41 15 28 18 41 18 29 41 34 22 19 41 27 15 34 22 You do not now the encoding or decoding function but from previous work with Boris and Natasha you know their encoding

*asked by Anonymous on October 28, 2015* -
## math,correction

the problem reads: evaluate sqrt (-4) if possible. my answer: sqrt (-4)

*asked by jasmine20 on April 19, 2007* -
## Anatomy

The negative feedback system is based on a low level of hormone A. preventing the kidneys from excreting the hormone. B. causing another gland to secrete a similar hormone. C. causing the gland to decrease secretion of the hormone. D. causing the gland to

*asked by Anonymous on November 4, 2017* -
## Math

Ray AF bisects angle DAB, Ray AE bisects angle DAF, and ray AD bisects angle CAF. Draw a picture that represents this situation. (I drew a picture but I still do not understand.) If the measure of angle DAB=x, find the measure of angle BAC. Answer choices:

*asked by Emma on November 7, 2008* -
## math

If the angle of declination is known, a surveyor would use_______ to find the length x. The cosine of a 50° angle is_______ this represents the value created when length x is divided by 90 feet. If the angle of declination changed to 60°, the cosine

*asked by justin on April 5, 2014* -
## Biology

These are true and false questions and I want to make sure that I got them right. 1. A water molecule is held together by two single polar covalent bonds. False 2. Because oxygen has a greater electronegativity than hydrogen, water molecules are polar with

*asked by Cady on September 8, 2011* -
## chem

HOw much energy is required to heat 36.0g H2O from a liquid at 65C to a gas at 115C? The following physical data may be uselful. Hvap=40.7kJ/mol C liquid=4.18 C gas=2.01 C solid= 2.09 T melting=0 C T boiling=100 C The answers about 87.7 kJ However I'm not

*asked by natash on May 11, 2008* -
## CAPM

choose two other companies,look up their beta and report the names of these companies and their betas. suppose you invest one third of your money in each of the stocks of these companies. what will the beta portfolio be? given the data in (b), what will

*asked by Anonymous on June 17, 2015* -
## Maths

z=x(1-i)+24(-2+i) , x is a real number. if z^2 is a negative real number what is x?

*asked by CHRIS on October 28, 2013* -
## S.S.

Which of the following is an accurate comparison of Adams and Jackson? A. Adams supported efforts to promote the growth of businesses, while Jackson supported efforts to help the ordinary man. B. Jackson supported the idea of high tariffs to increase

*asked by ... on November 2, 2017* -
## Science

Which of the following procedures is an appropriate negative control for testing the hypothesis that air contains bread mold spores? A. Seal slices of bread in a container to minimize air contact. B. Place slices of bread in a refrigerated environment. C.

*asked by dulce on July 13, 2014* -
## Math quick question

I was given a graph of an adult riding a bike. So I believe the period represents how long the wheels take to turn (is that correct?) now they want me to make a graph of a child riding a bike. Do you think the period would be bigger or smaller? I was

*asked by Anonymous on January 18, 2013* -
## stats

On a test of motor coordination, the population of average bowlers has a mean score of 24, with a standard deviation of 6. A random sample of 30 bowlers at Fred's Bowling Alley has a sample mean of 26. A second random sample of 30 bowlers at Ethel's

*asked by lisa on February 8, 2015* -
## Math

On a test of motor coordination, the population of average bowlers has a mean score of 24, with a standard deviation of 6. A random sample of 30 bowlers at Fred's Bowling Alley has a sample mean of 26. A second random sample of 30 bowlers at Ethel's

*asked by Cheryl on October 8, 2015* -
## Organizational Culture

Objective of Exercise: Use Appendix Q to research organizational culture. Write a 100- to 200- word customer base description and the 300- to 400- word set of customer service standards. Also, write a 500- to 750- word essay in APA format on an

*asked by Jackie on May 29, 2008* -
## MAth

Describe the values for x that may not be appropriate values even when they are defined of your classmates’ function.A function could, for example, indicate the amount of bone strength (y) in a living human body over time in years (x). It would not make

*asked by dawn on September 1, 2008* -
## Grammar

Tranformation of Sentences ? 1.He wont show me his papers,he wont tell me who he is (use neither -nor) 2.This is all i posses.(Turn to negative) 3.No man in tge street came forward to help her.(Turn to Assertive) Plz post in the answers directly.. I will

*asked by Ri on February 26, 2016* -
## Globalization

Various project are handled by internal financial institution on a year basis. It is your task to give one gold one sliver and one bronze medal to each chose project. Name and detailed description of the project. type of medal (gold,sliver or bronze).

*asked by Lynda on June 29, 2018* -
## physics

A 2.20 µF capacitor (#1) is charged to 942 V and a 6.41 µF capacitor (#2) is charged to 657 V. These capacitors are then disconnected from their batteries. Next the positive plates are connected to each other and the negative plates are connected to each

*asked by Conor on February 9, 2012* -
## Physics

1.when a train pulls a wagon, is the work zero because wagon pulls on the train with equal opposite force(newton's third law)? 2.what is negative net work and when it is done an on object, does it reduce objects kinetic energy? 3.if the work done on an

*asked by Casey on October 27, 2007* -
## Criticla Thinking

Comprehensive Argument Analysis. Must choose two topics. When finished one should have tow sources per topic. Sources can come from Magazines, Academic Journals, News and Web sites. Then must analyze four sources. Provide the title of the souce, provide

*asked by Doris on August 9, 2008* -
## English

1. A few day ago, I went to the zoo with Chanmi and Mina. ------------------------------- Why is 'the' used before 'zoo' in this sentence? Does 'the zoo' mean the specific zoo which both girls know? Or is zoo' in generic use?

*asked by rfvv on August 31, 2016* -
## Serial Killers

Could you maybe proofread over this essay I did on serial killers based on books I have read? Thanks! Jack The Ripper and Jeffrey Dahmer By:Bryce Screams and moans are heard all over the town as they unveil the corpse of Jack The Ripper's latest victim.

*asked by Bryce on February 26, 2012* -
## statistics

27. Consider the following hypothesis test. H0: µ = 15 Ha: µ ≠ 15 A sample of 10 gives a sample mean of 8.9 and population variance of 9. Consider the following data drawn from a normally distributed population: 4, 8, 12, 11, 14, 6, 12, 8, 9, 5, α =

*asked by charlie on August 8, 2011* -
## science

A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15

*asked by Oscar on March 30, 2015* -
## chemistry

Using data from the following reactions and applying Hess's law, calculate the heat change for the slow reaction of zinc with water (answer must be in kJ/mol Zn): Zn(s) + 2 H2O(l) ----> Zn^2+(aq) + 2 OH-(aq) + H2(g) (ΔHrxn = ?) H+(aq) + OH-(aq) ---->

*asked by stephon on October 16, 2012* -
## Chemistry

Consider titrating an unknown chloride sample with 0.10 +/- 0.01M AgNO3 and the following data: Initial Buret reading-0.19 +/- 0.02mL Final Buret reading- 9.26 +/- 0.03mL Unknown sample mass- 95.0 +/- 0.2mg Find the weight 5 of Cl- in the sample.

*asked by Stephanie on February 12, 2013* -
## Chemistry

Using data from the following reactions and applying Hess's law, calculate the heat change for the slow reaction of zinc with water (answer must be in kJ/mol Zn): Zn(s) + 2 H2O(l) ----> Zn^2+(aq) + 2 OH-(aq) + H2(g) (ΔHrxn = ?) H+(aq) + OH-(aq) ---->

*asked by Amanda on October 15, 2012* -
## Math

In this activity, you will design and conduct a survey. Choose a topic for your survey. 1. Collect your data. 2. Summarize the results with a graph and a description. When they say "Summarize the results with a graph," do they mean that I display the

*asked by Anonymous on May 23, 2014* -
## Chemistry

Please could someone advise me on how to write a balanced equation for the breakdown off H2SeO3. The solution is dissolved in water and conducts electricity. I know the charged ion present is H+ I am struggling to work it out and indentify the other ion

*asked by Lucy on January 27, 2007* -
## please revise eng paper thanx

According to John Leo’s essay “When life Imitates Video” violent video games with graphic content have a negative affect on a child’s behavior. He indicates how these types of games desensitize children and make it easier for them to kill. He gives

*asked by christi on November 30, 2007* -
## AP Physics

Hi! I'm supposed to derive an algebraic formula to solve for the acceleration using one of the linear kinematics formulas of an elevator with a person inside that begins to accelerate from rest moving downward. If it travels a know distance, d, in reaching

*asked by Margaret on March 30, 2018* -
## Science

locate the epicenter of an earthquake a seismologists must determine all of the following except ? a) the difference between arrival time of P and S waves b) seismographic locations data from the seismograph locations c) the distance from the epicenter to

*asked by Queen/Halle on April 12, 2016* -
## Physics calculus based

Consider the Sun to be at the origin of an xy-coordinate system. A telescope spots an asteroid in the xy-plane at a position given by (x, y) with a velocity given by (vx, vy). [DATA: (x, y) = (3.3, 5.2) ×10^11 m; (vx, vy) = (-6.1, -4.0) ×10^3 m/s.] (A)

*asked by JASON on June 19, 2012* -
## AP Chem

I had to do an experiment to calculate the enthalpy of solution of Epsom salts. I'm stuck on how to calculate the amount of the reactant in moles. Here's some preliminary data: 37.58 g of Epsom salts in the solution Molar mass of solution: 246.48 g/mol I'm

*asked by Arianna on December 20, 2012* -
## Science

A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15

*asked by Callie on November 6, 2014* -
## C Programming

I need help creating a program that uses a menu with options to enter student information (name, ID, GPA), print student information, or quit the program. Use data files and FILE pointers to store and print information entered.

*asked by Jackie on January 2, 2012* -
## Chemistry

Three samples of an unknown acid are titrated with 0.4901 M NaOH. The average equivalent weight of the acid using the data below is g/equiv mass of unknown vol NaOH trial 1: 1.02 27.72 trial 2: .522 14.22 trial 3: .742 20.02

*asked by confused on April 2, 2008* -
## Science HELP

A student mixed two clear liquids together in a beaker and a solid precipitate formed. His data is shown in the table below. Liquid reactant A = 10 g Liquid reactant B = 17 g Beaker + solid product= 32 g What is the mass of the beaker? A. 5 g B. 10 g C. 15

*asked by Callie on November 6, 2014* -
## English

Do you think this definition is better and can be apply to the chemical and microbiological analysis of water? Scientific method Students will be involved in the following investigating activities: 1. Ask Questions 2. Do Background Research 3. Construct

*asked by Henry2 on February 3, 2012* -
## HELP MATH !!

Melanie charges $4.50 per hour when she washes cars, plus $5.00 for supplies. Which function rule represents the amount y Melanie charges to wash cars for x hours? (1 point) a) y = 0.50x b) y = 4.50x + 5.00 c) y = 5.00x + 4.50 d) y = 9.50x The sale price

*asked by kelsey on May 23, 2014* -
## Physics

How to solve? 2. A 70.0 kg astronaut is training for accelerations that he will experience upon reentry. He is placed in a centrifuge (r = 10.0 m) and spun at a constant angular velocity of 16.3 rpm. Answer the following: a. What is the angular velocity of

*asked by Josh on May 20, 2014* -
## Chemistry

Hi I am doing a lab report for the kinetic behaviour of phenolphthalein in aqueous solutions. I did two runs, each with different concentrations of OH-, and Cl-. I have graphed x, ln x, and 1/x to determine which one has the most linear plot to determine

*asked by Sara on February 23, 2011* -
## Chemistry

Consider the resonance structures for the carbonate ion. O--C-O(-) l O(-) (-)O-C--O l O(-) (-)O-C-O(-) l l O How much negative charge is on each oxygen of the carbonate ion? A)0, B) -.33, C)-.50, D) -.67, E)-1.00, F)-1.33, G)-1.50, H)-1.67, I)-2.00 What is

*asked by arcos15 on July 2, 2012* -
## Organic Chemistry

Consider the resonance structures for the carbonate ion. O--C-O(-) l O(-) (-)O-C--O l O(-) (-)O-C-O(-) l l O How much negative charge is on each oxygen of the carbonate ion? A)0, B) -.33, C)-.50, D) -.67, E)-1.00, F)-1.33, G)-1.50, H)-1.67, I)-2.00 What is

*asked by Jess on September 15, 2014* -
## language arts

what is the population of Ithaca,New York not sure, go to google or askjeeves or some other site, and type in that question. i'm sure you'll get the answer http://www.city-data.com/city/Ithaca-New-York.html http://en.wikipedia.org/wiki/Ithaca,_New_York

*asked by emmanuel on January 7, 2007* -
## Statistics

Using the numerical data for your team project, conduct a two sample, two-tailed hypothesis test for the mean, with a 0.05 level of significance. Find and interpret each step. H0: H1: Test statistic = Critical value = p-value = Reject the null hypothesis

*asked by Anita on July 8, 2012* -
## computer

what are the safety rules in handling a computer unit? Read the manual and follow whatever safety rules are there. Don't drop it Store it upright Don't spill drinks on it. Back up your data If I had followed those rules, I'd have had far fewer problems

*asked by carina sy on August 26, 2006* -
## chemistry- titration

Once you have calculated your Ka value, use the data to find the concentration of the unknown acids. Vol. of acid solution=25mL concentration of NaOH used = 1M Buffer (pH) = 8.35 at 11.5mL 1/2 11.5=5.75mL which is a pH of 3.58 I did pH=pKa + log(acid/base)

*asked by Amber on May 27, 2015* -
## Alg 1.

The local zoo keeps track of how many dragonflies are breeding in their insect exhibit each day. Day: 1, 2, 3, 4, 5 Dragonflies: 9, 18, 36, 72, 144 It's exponential growth. A. Write an equation for the function that models the data. B. Use your equation to

*asked by Vanessa on November 2, 2011* -
## math

In the year 1910, many people immigrated to the United States-460,935 from northern and Western Europe, 465,356 from eastern and southern Europe, 89,534 from the Americas, 23,533 from Asia, and 1,072 from Africa. Make a bar graph to show this data. What

*asked by alice on September 7, 2009* -
## adult education

19. When using mail merge, the part that contains variable information such as names and addresses is called the A. merge fields. C. merged document. B. main document. D. data source. 20. Options for designing the way text and graphics are positioned on a

*asked by saint on September 24, 2010* -
## chemistry

A 1.24 gram sample of potassium chlorate was heated with manganese dioxide until no addition reaction was visible. THe potassium chloride residue was found to be .72 grams. What was the mass of the oxygen evolved in the experiment? If there is a balanced

*asked by K on September 5, 2013*

## Pages

- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44
- 45
- 46
- 47
- 48
- 49
- 50
- 51
- 52
- 53
- 54
- 55
- 56
- 57
- 58
- 59
- 60
- 61
- 62
- 63
- 64
- 65
- 66
- 67
- 68
- 69
- 70
- 71
- 72
- 73
- 74
- 75
- 76
- 77
- 78
- 79
- 80
- 81
- 82
- 83
- 84
- 85
- 86
- 87
- 88
- 89
- 90
- 91
- 92
- 93
- 94
- 95
- 96
- 97
- 98
- 99
- 100
- 101
- 102
- 103
- 104
- 105
- 106
- 107
- 108
- 109
- 110
- 111
- 112
- 113
- 114
- 115
- 116
- 117
- 118
- 119
- 120
- 121
- 122
- 123
- 124
- 125
- 126
- 127
- 128
- 129
- 130
- 131
- 132
- 133
- 134
- 135
- 136
- 137
- 138
- 139
- 140
- 141
- 142
- 143
- 144
- 145
- 146
- 147
- 148
- 149
- 150
- 151
- 152
- 153
- 154
- 155
- 156
- 157
- 158
- 159
- 160
- 161
- 162
- 163
- 164
- 165
- 166
- 167
- 168
- 169
- 170
- 171
- 172
- 173
- 174
- 175
- 176
- 177
- 178
- 179
- 180
- 181
- 182
- 183
**184**- 185
- 186
- 187
- 188
- 189
- 190
- 191
- 192
- 193
- 194
- 195
- 196
- 197
- 198
- 199
- 200
- 201
- 202
- 203
- 204
- 205
- 206
- 207
- 208
- 209
- 210
- 211
- 212
- 213
- 214
- 215
- 216
- 217
- 218
- 219
- 220
- 221
- 222
- 223
- 224
- 225
- 226
- 227
- 228
- 229
- 230
- 231
- 232
- 233
- 234
- 235
- 236
- 237
- 238
- 239
- 240
- 241
- 242
- 243
- 244
- 245
- 246
- 247
- 248
- 249
- 250
- 251
- 252
- 253
- 254
- 255
- 256
- 257
- 258
- 259
- 260
- 261
- 262