# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 854-
## 6th grade Math

Your group has 12 red tiles and 18 blue tiles. Your job is to arrange the tiles in rows. You must use all the tiles, a row can only contain only blue or only red tiles, each row can only contain the same number of tiles, and the rows should be as long as

*asked by Jared on August 29, 2018* -
## english - last

7) Surrounded by mountains and 7,400 feet above sea level, Mexico City (A) suffers from both (B) kinds of air pollution, the photochemical reaction of Los Angeles (C) or the thermal inversion of New York. A) suffers from B) kinds of air pollution C) or D)

*asked by rose- Ms. sue on May 27, 2008* -
## Science

Smithers thinks that a special juice will increase the productivity of workers. He creates two groups of 50 workers each and assigns each group the same task (in this case they are supposed to staple a set of papers). Group A is given the special juice to

*asked by Cheyenne on September 6, 2007* -
## prob & stat

An academic department with five faculty members—Anderson, Box, Cox, Cramer, and Fisher—must select two of its members to serve on a personnel review committee. Because the work will be time-consuming, no one is anxious to serve, so it is decided that

*asked by jay on July 10, 2015* -
## Chemistry

Iron (III) Oxide reacts with Aluminum to form Aluminum Oxide and Iron. If I have 255 g of Aluminum and unlimited Iron (III) oxide, how many grams of Iron will form? I am really not sure how to work with this. What does it mean when it says that the iron is

*asked by Erin on January 21, 2017* -
## volume:ration

A worm has a diameter of 2.4cm and its length is upto 1.9M. a)How do I calculate the surface area? b)How do I calculate the volume? c)How do I work out the volume ratio of the worm? Please help! Thanx kim xxx Surface area= PI*2*radius * length] Volume= PI

*asked by Kim on November 17, 2006* -
## Finance

You plan to open a retirement account. Your employer will match 50 percent of your deposits up to a limit on the match of $2500 per year. You believe the fund will earn 12 percent per year over the next 30 years, and you will make 30 deposits of $5000,

*asked by katie on February 23, 2013* -
## computer science

Hey I have three questions with creating these methods, thanks. Write a Function You will be given one of the following problems to solve using and writing Java functions. 1. Given a list of words, return an array which indicates the frequency that each

*asked by Ben on May 28, 2010* -
## Geography

All of the following are the result of the increase in large-scale, green revolution agriculture in the region, except: A. more than 2 million small farmers have been forced to sell their land in Brazil alone since 1985. B. there has been an increase in

*asked by Jake on October 12, 2017* -
## Psychology

What are some problems with the following research study and how can I improve them? A researcher is interested in testing whether violent films make people more aggressive (the hypothesis). He asks his research assistants to wait outside the Friday night

*asked by Leslie on February 25, 2011* -
## Physics ( Calculus & Mecahnics )

A proton with mass m moves in one dimension.The potential-energy function is where and are positive constants. The proton is released from rest a x0 = a/b. (a) Show that can be written as U(x) = a --- [ ( x0/x )^2 - x0/x ] x0^2 Graph U(x). Calculate U(x0)

*asked by Clark on January 23, 2011* -
## Western Civilization

I have five questions asked here. Feel free to answer just one of them, only, please use the numbering system I have set up here. Thanks so much! 1. Why do you think World War Two erupted so soon after World War One, which was supposed to have been “The

*asked by Jarrod on May 13, 2008* -
## math

1. You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your budget consists of an $80,000 loan from your family and a $38,250 small business loan. These loans must be repaid in full within

*asked by Jilly bean on October 14, 2009* -
## English12 (EssayCheck Part 2)

I know I posted this but, I need suggestions on my essay. I'm going to break this into parts so it doesn't look so long make it easier. Please give me any feedback. I just want to know what you think about it. Don't worry about grammar errors for now. I

*asked by NeedHelp on December 3, 2011* -
## physics

1.when a person diet's is their goal to lose weight?explain. 2.a man enters an elevator holding 2 boxes one on top of the other the top box has a mass of 6.0kg,the bottom box has a mass of 8.0kg. the man sets the 2 boxes on a metric scale sitting on the

*asked by errol on June 17, 2014* -
## Biology

Grant’s DNA sample has a concentration of 45µg/mL, and he has 350µL of solution. Which of the following answers would allow him to run the proper amount of DNA on a quality control gel? A) He should dilute the sample 1:10 and load 10uL on the gel B) He

*asked by briana on November 29, 2017* -
## Astronomy

Zodiac signs in alphabetical order with least to most characters. Is this right? Leo, Aries, Libra, Virgo, Cancer, Gemini, Pisces, Taurus, Scorpio, Aquarius, Capricorn, Sagittarius my work: Aquarius (8) Aries (5) Cancer (6) Capricorn (9) Gemini (6) Leo (3)

*asked by Beetriss on December 4, 2017* -
## Latin

1.'hic Danaos ad tecta ruentes 2.cernimus,obsessumque acta testudine limen. 3.haerent parietibus scalae;postesque sub ipsos 4.nituntur gradibus,clipeosque ad tela sinistris 5.protecti obiciunt,prensant fastigia dextris. 6.Dardanidae contra turres ac tecta

*asked by Anonymous on May 24, 2008* -
## Health

Please check 1. Which is a common viral disease? A. strep throat B. lyme *** C. tuberculosis D. common cold 2. which statement is about the flu? A. there is no cure B. there is usually a fever *** C. It typically lasts 3-7 days D. it spread by contact with

*asked by Anonymous on March 11, 2015* -
## Math

Use place value to solve please. Pablo has a piece of wire that is 0.08 meters long. Beth has a piece of wire that is ten times as long as Pablo's wire. Li's wire is 1/10 as long as Pablo's. How long is Beth's wire? How long is Li's wire? Beth has .80 and

*asked by Anonymous on September 8, 2015* -
## Math

The antibiotic ampicillin sodium has 2.9 mEq Na+ per gram. If you prepare an IV with 2 grams of ampicillin in 100 ml NaCl solution, how many milliequivalents of sodium are in the IV? (A) mEq Na+ in 2 g ampicillin sodium (B) mEq Na+ in 100 mL 0.9% NaCl (C)

*asked by Natasha on April 7, 2019* -
## physics

A spring with a spring-constant 2.2 N/cm is compressed 28 cm and released. The 4 kg mass skids down the frictional incline of heigh 43 cm and inclined at a 22 degrees angle (g = 9.8 m/s^2) The path is frictionless except for a distance of 0.9 m along the

*asked by Mimi on October 6, 2010* -
## algebra

Solve log 1/100 = log(10x + 2). Do you mean (log 1)/100 or log (1/100)? If the latter, then 1/100 = 10 x + 2 Take it from there

*asked by gloss on June 22, 2007* -
## algebra

what is the square root of -2?\ how would you solve this equation: square root of -2(square root of -18) + square root of -25?

*asked by Anonymous on December 26, 2010* -
## Excel

I have my employee schedule in a excel sheet. It is a weekly schedule that doesn't change week by week, but changes day by day within a week. Every Monday, Tuesday, etc. is the same schedule. In the file are days for Monday, Tuesday, etc.. I don't know if

*asked by John on June 28, 2013* -
## physics

1. The equilibrium constant for a certain system is 50 at 25 celsius. Calculate the free energy change 2. When the fee energy change: a) =0, the position of the equilibrium, temperature * change in entropy, free energy change at standard states

*asked by POPPY on April 8, 2019* -
## calc: arc length

find the exact length of this curve: y = ( x^3/6 ) + ( 1/2x ) 1/2

*asked by COFFEE on June 11, 2007* -
## physics

It has been said that sometimes lead bullets melt upon impact. Assume that a bullet with an initial temperature of 301 K receives 67.9 % of the work done on it by a wall on impact as an increase in internal energy. (The melting point of lead is 601 K, the

*asked by mehmet kaya on November 18, 2014* -
## Physics repost

I apologise for reposting this question but it is still not working out for me. I know that: speed of light c=3.0x10^8 Time interval delta t=0.19x10^-9s The relationship between actual time and roudtrip distance is d=ct Also if there is and uncertainty of

*asked by Mary on October 17, 2007* -
## maths linear eqautions

i have a number of sweets in a bag. if i removed three of them and divided the number remaining by 4, i would have two fewer than if i removed 7 and divided the number remaining by 3. How many sweets do i have (N-3)/4 = (N-7)/3 +2 check my thinking. I see

*asked by fussiilat on September 14, 2006* -
## Valentin Frech

need to know what a card with the picture of a boy hiding behind a heart might be. I got: Carte de _ _ _ H _ I _ _ I don't know what it is :( 1.) Dis a tes _ _ _ _ combien tu les amies. 2.) Ce qu'on ressent pour ses amis. 5.) On en envoie une a celui qu'on

*asked by Sammy on February 18, 2007* -
## science

whats my height in meters? my height is 5'3" 63 inches x 2.54 cm/inch = 160.0 cm = 1.600 meters You learn to do these by dimensional analysis. We know there are 39.37 inches in 1 meter. First, convert your height to inches so we are dealing with one item

*asked by alejandra on September 9, 2006* -
## math

A map indicates that two cities are 160 miles apart. The scale of the map is 1/2 inch= 20 miles. 1. how many inches apart are the cities on the map. 2. Another map show the two cities has a scale of 3/4 inch =20 miles. How many inches apart are the two

*asked by alicia on January 27, 2013* -
## college-Intermediate Microeconomics

The Lump Sum Principle In the 1980s Margaret Thatcher was the British Prime Minister. She was very popular and e ective until she pushed for the idea of a so called lump-sum tax. The lump-sum tax is one in which every citizen pays a single xed payment.

*asked by Derek on October 8, 2008* -
## math

Highway engineers often use quadratic functions to model safe distance for cars. For example, f(x)= 1/2 x^2 + 4/5x is sometimes used to model the stopping distance for a car traveling at X miles per hour on dry, level pavement. If a driver can see only 200

*asked by jun gajetos on September 3, 2014* -
## Math

You can register a pickup truck as a passenger vehicle if the truck is not used for commercial purposes and the weight of the truck with its contents does not exceed 8500 pounds. Your pickup truck weighs 4200 pounds. Write an inequality to represent the

*asked by Anonymous on March 22, 2017* -
## math, algebra

can someone correct this for me. The pie that i'm using looks like this: it says that second day airfrieght is 40% next day airfrieght is 15% truck is 45% The problem says: If the company shipped a total of 550 items last month, how many were shipped using

*asked by jasmine20 on January 5, 2007* -
## Biology

Animal cells can take up sucrose against its concentration gradient using a Na+/sucrose symporter. Indicate if the following statements are true or false. 1. In the Na+/sucrose symporter Na+ is also moving against its concentration gradient. False 2. For

*asked by Cady on September 29, 2011* -
## Economics

You have opened your own word processing service. You have already bought a special computer needed for word processing and paid $5,000 for it. However, due to the cost changes in the computer industry, the current price of an equivalent machine is $2,500.

*asked by Damone on October 11, 2012* -
## Calculus

The ideas we are practicing in these exercises can be put to practical use. A calculus teacher's son likes to shoot arrows. He was wondering at what speed the arrow leaves the bow when it is released. So they went to a large deserted beach at the Great

*asked by Anonymous on February 2, 2011* -
## As physics

Silver plating: A student attempts the process of silver plating to determine the mass of a silver atom. a series of objects are measured, then electroplated for a measure period of time, while maintaining a steady current through a solution of silver

*asked by cylinder on January 4, 2018* -
## Computers

1. Which of the following study tools would work well for studying Vocabulary? A. making an outline B. summarizing the textbook C. flash cards*** D. comparing notes to the test 2. Which of the following is helpful when studying for a test? A. hanging out

*asked by Shimme on February 10, 2015* -
## disease

Case Study..... Judy was 18 when the terrible crash happend. While judi was returning home from work, a driver ran a red light and smashed into the drivers side of judis car. she was unconcious when she arrived at the hospital. swelling in the brain

*asked by Arron on October 12, 2012* -
## space

What is the force of gravity at 220 miles above Earth's surface? Calculate how much of a g force the astronauts are actually experiencing. The solution for this math problem is a percentage. You can calculate it using the Algebraic equation: gr = R2/r2 x g

*asked by Annie on January 21, 2010* -
## Reggio Emilia Schools Question

Dan is working on a project. He wants to build a tunnel for his cars. Dan cannot get the paper tubes to fit together and stay. In the Reggio Emilia school, his teacher will probably: 1.Ask Dan to explain his reasoning for selecting paper tubes to use for

*asked by Catherine on January 1, 2007* -
## Ecomomics

Hi, I need help with these four questions can anyone help me, it is for my economics class. 1)How does the economic (or rational decision-maker) approach to criminology work with or against other criminology theories? 2)Suppose we know that Frank has

*asked by Andy on October 18, 2007* -
## Economics

Hi, I need help with these four questions can anyone help me, it is for my economics class. 1)How does the economic (or rational decision-maker) approach to criminology work with or against other criminology theories? 2)Suppose we know that Frank has

*asked by Andy on October 18, 2007* -
## pre-algebra

a woman jogging at 6 mph passes a man biking the in opposite direction at 12 mph. If they maintain there speed, how far from each other will they be 10 minutes after passing? I tried 12 divided by 10 + 6 divided by 10 = 1.8 but I am not sure if that answer

*asked by mason on September 8, 2006* -
## sixth grade math

Wendell is making punch for a party. The recipe he using says 4 cups pineapple juice, 8 cups orange juice, and 12 cups lemon lime juice to make 18 servings. A. If he makes 108 cups of punch, how many cups of each ingredient will he use? 27 cups pineapple

*asked by Stephon on November 4, 2014* -
## thesis

Where is the thesis in this please help Bullies can be anywhere, but there's no place they show up more than in schools, and no time more than in September. Once the academic year starts, the complicated social hierarchy of a campus — popular kids, nerdy

*asked by Angel on September 15, 2015* -
## World History (England)

Elizabeth I's relationship with Parliament demonstrated which of the following to other countries? a. A parliament can control a female absolute ruler. b. Good relations between a female absolute monarch and a parliament are not important.*** c. A female

*asked by Olivia N J on January 19, 2017* -
## statistics

In response to the increasing weight of airline passengers, the Federal Aviation Administration in 2003 told airlines to assume that passengers average 190 pounds in the summer, including clothing and carry-on baggage. But passengers vary, and the FAA did

*asked by steve on February 17, 2010* -
## Algebra II

Taylor wants a used car, he would like for it to have a working air conditioner and less than 75,000 miles on it . Of the 200 cars ads he looked at, 60% have less than 75,000 miles. Of these low-mileage cars 65% had a working air conditioner. Of the cars

*asked by Sandy East Ward on May 25, 2016* -
## information

where could find a good web site that would show me how to write a negative message to my boss Depending on the type of negative message you want to write microsoft has several templates available that can be used, and ammended to fit your needs. This

*asked by april on July 27, 2006* -
## chemistry

Bill finds an unusual object and wishes to calculate it's density. He discovers a problem of accurately weighing it, because it won't stay on the weighing pan. To solve this he adds the object to a beaker containing 190 mL of distilled water and finds the

*asked by abbey on September 7, 2009* -
## Physics

A heat engine using a monatomic gas follows the cycle shown in the pV diagram to the right. The gas starts out at point 1 with a volume of 233 cm3, a pressure of 235 kPa, and a temperature of 317 K. The gas is held at a constant volume while it is heated

*asked by Bob on April 22, 2019* -
## Calc I

Find the range of y = (3x-1)/(2x^2 + x - 6) I was going to take the derivative of the numerator and denomenator and then use the quotent rule to find the derivative of the function and find the critical values but I ran into the imaginary number during the

*asked by Kate on July 25, 2010* -
## ecomonics

I am trying to understand the math part of supply and demand . I am not getting it,I really need help! The question is: The demand and supply functions for sweatshirts are as follows: DEMAND Supply Quanity Quanity demanded(per period) supplied(/peri

*asked by elizabeth on November 5, 2008* -
## Chemistry

1. Which of the following is one way to prevent the corrosion of iron? A. Paint exposed iron parts with protective paint. B. Protect the iron from polluted air. C. Add carbon to the iron. D. Let the iron develop a natural coat of carbonate. 2. The source

*asked by StarBuddy on October 3, 2013* -
## Chemistry- please check my work

Compute the vapor pressure of water above a solution formed by dissolving 25.00 grams of magnesium sulfate, MgSO4 (MM=120.3) in 95.00 grams of water at 338K. The vapor pressure of pure water at 338K is 188.0 torr. I took 95.00g H20 divided by 18.0g. which

*asked by Eliz on February 23, 2009* -
## ELA

WHAT TYPE OF WRITING IS THIS (pick on of these:cause&effect,compare&contrast,sequence,chronological order,problem&solution,descriptive) Volcanoes are a feared and destructive force for good reason. A volcano is like a pressure valve for the inner earth,

*asked by Caitlyn on March 14, 2016* -
## Physics

An green hoop with mass mh = 2.4 kg and radius Rh = 0.14 m hangs from a string that goes over a blue solid disk pulley with mass md = 2.2 kg and radius Rd = 0.1 m. The other end of the string is attached to a massless axel through the center of an orange

*asked by stewart on November 10, 2014* -
## Calculus

I don't know if I did these problems correctly. Can you check them? Use Integration by parts to solve problems. integral x^3(lnx)dx u=lnx dv=x^3dx du=1/x v=x^4/4 Answer:(x^3)(lnx)-(x^4/16) integral xcosxdx x cosx 1 sinx 0 -cosx Answer: xcosx+cosx integral

*asked by Anonymous on November 18, 2007* -
## Chemistry

Hi. I need some help with this. When you stretch a balloon against your lips, is heat given off or absorbed? Which driving force is dominating this change, the tendency toward lower energy or the tendency toward disorder? Heat is given off obviously but I

*asked by Lisa on January 28, 2007* -
## math - loans

if i have to pay back a loan of 10 million over the next 5 yrs. How much are my yearly payments if each subsequent payment is 15% less than the previous year? What is the interest rate? Zero? If there is zero interest rate on the remaining balance, and if

*asked by joe on March 2, 2007* -
## Health

1. If you're aerobically fit, you can A. run a marathon without experiencing fatigue. B. quit your normal exercise routine without any negative effects. C. sustain a regular routine of exercise for 30-60 minutes with minimal fatigue. D. lift very heavy

*asked by Sarah on October 7, 2014* -
## physics

A rock is tossed straight up with a velocity of 37.1 m/s. When it returns, it falls into a hole 18.8 m deep. What is the rock's velocity as it hits the bottom of the hole? Responses The gain in kinetic energy equals the loss of potential energy. (1/2) M

*asked by Vishnu on October 8, 2008* -
## Algebra

The formula C = 5/9(F-32) can be used to convert Fahrenheit temperatures to Celsius temperatures. a. Gold is liquid for Celsius temperatures C such that 1063 degrees (less than or equal to) C < 2660 degrees. Find a comparable inequality for Fahrenheit

*asked by Isabella on January 27, 2009* -
## Trig (inverse functions)

Problem: tan[arccsc(-5/3) + arctan(1/4)] My work: let arccsc(-5/3)=X and let arctan(1/4)=Y where -pi/2

*asked by Dennis on April 21, 2008* -
## Algebra 2

D'Andre has decided that he needs to get more exercise, so he is building a running regimen for himself. He decides that, beginning on Sunday, he'll fun 10 feet. On each subsequent day he'll double the distance he ran the previous day. So he'll run 20 feet

*asked by Kenny on February 25, 2015* -
## Chemistry

I have a problem that has been driving me crazy trying to solve, and I was wondering if someone could help. The problem is this: "Given the reaction: CuSO4 + 4 NH3 ----> Cu(NH3)4SO4, if 10 grams of CuSO4 reacts with 30 grams of NH3, what is the theoretical

*asked by Josh on August 23, 2007* -
## Trig hep, please? Thank you!

1. Find the exact value of sin(195(degrees)) 2. If cot2(delta)=5/12 with 0(

*asked by Michelle on August 17, 2013* -
## Physics

1. The problem statement, all variables and given/known data A point charge is placed at each corner of a square with side length a. The charges all have the same magnitude q. Two of the charges are positive and two are negative, as shown in the following

*asked by Eddie on January 22, 2012* -
## Math

A bucket contains blue balls and yellow balls. the probability of removing two blue balls without replacement is 2/5 and he probability of removing three blue balls without replacement is 1/5. Why must there be two more blue balls then yellow balls? How

*asked by Helen on February 9, 2012* -
## business

Congratulations! You have decided to start a new business! You will begin a partnership with one other business associate that you trust and have known for several years. You plan to hire three managers and another twenty employees. Discuss a plan of

*asked by Laila on September 4, 2008* -
## calculus

Integrate: dx/sqrt(x^2-9) Answer: ln(x + sqrt(x^2 - 9)) + C I'm getting the wrong answer. Where am I going wrong: Substitute: x = 3 * sec t sqrt(x^2 - 9) = sqrt(3) * tan t dx = sqrt(3) * sec t * tan t Integral simplifies to: sec t dt Integrates to: ln|sec

*asked by mathstudent on December 31, 2007* -
## Social studies

K so I need help! I have been stuck on this for a week and I am a bout ready to guess and hope I don’t fail! 1.Evaluate the impact of Manifest Destiny on the Mexican-American War to complete the following sentence. Many Americans supported declaring war

*asked by Ah on March 6, 2019* -
## Stats

EC= eye color RFL= ring finger longer RFNL= ring finger not longer EC RFL RFNL Total Blue 20 17 37 Brown 27 22 49 Green 15 7 22 Other 12 5 17 Total 74 51 125 D) What is the probability that the student selected has green eyes and a ring finger longer than

*asked by CM on October 25, 2009* -
## Chemistry

250-mL volumetric flask, 125 mL of a 6.0 M hydrochloric acid was added. This was then diluted with more water to reach the 250-mL mark. What is the molarity of the acid at this time? Initial: M1 = 6.0 M hydrochloric acid V1 = 125 mL = 0.125 L Diluted: M2 =

*asked by Kally on February 8, 2008* -
## MICROECONOMICS

Question One: Assume Susan has $80 to spend on candies and chips each week and both goods must be purchased whole units (no fraction). The price of candies is $8 each and chips is $20. CANDIES CHIPS # of cans Total Utility (TU) Marginal Utility (MU) MU/P

*asked by KERRY on March 8, 2016* -
## Macroeconomics

If it looks like a bank won't meet the Federal Reserve Bank's reserve requirement, normally it will first turn to the: A) other member banks and borrow at the federal funds rate. B) Fed and borrow at the discount rate. C) open market and borrow money

*asked by Steve An on June 7, 2010* -
## Math

Clara measured the diameter of the circle. How many centimeters is the diamter? Clue:The measure of the diameter is between 6 x 0.15 and 9 x 0.15. Clue:The units digit and the hundreths digit are the same Clue:If the diameter was 100 times longer, its

*asked by Cass on September 16, 2006* -
## Physics help please!!!

In February 2004, scientists at Purdue University used a highly sensitive technique to measure the mass of a vaccinia virus (the kind used in smallpox vaccine). The procedure involved measuring the frequency of oscillation of a tiny sliver of silicon (just

*asked by BB on March 29, 2012* -
## Math!

Uh...Yea... Sorry about this, but I"m trying to study and I need someone to walk me through, missed a lot of school. fyi, when there's a / its under the entire string before it until you hit the inequality symbol. Tony Bowled 135 and 145 in his first two

*asked by Jayme on October 21, 2015* -
## Georgia History

which of the following effects of the french and indian war most contributed to smuggling in the colonies? increased taxes from the crown enforcement of the navigation acts presence of british soldiers in the colonies removal of the spanish from flordia

*asked by john on October 10, 2015* -
## chemistry

hi, I am trying to find the solubility of Sodium Acetate by using 0.100 mol Hydroxide(base) and 0.837 mol acetic acid( vinegar). The theoretical solubility of sodium acetate is 82.3g/100ml at 25C. Doing calculations we would want NAOH concentration of

*asked by john( ignore last post sorry) on June 3, 2008* -
## projects

And you ought to do some research on mordants. In this case try the experiment on each dye with and without a tablespoon of vinegar in the solution. maybe if you test water it would probably be the same, good question AND, you may wish to try more than one

*asked by bobpursley on October 29, 2006* -
## Analytical Chemistry

A solution prepared by mixing 51.4 mL of 0.340 M AgNO3 and 51.4 mL of 0.340 M TlNO3 was titrated with 0.680 M NaBr in a cell containing a silver indicator electrode and a reference electrode of constant potential 0.175 V. The reference electrode is

*asked by Micki on April 11, 2013* -
## Literature

As a prewriting exercise for my evaluative essay, I have to open the story that i have chosen and write two quick paragraphs or a list about it. I have to put my opinion of the work first and then add specific reasons why i feel that way. I'm writing on

*asked by y912f on February 6, 2009* -
## Chemistry

Maleic acid is an organic compound composed of 41.39% C, 3.47% H, and the rest oxygen. If 0.271 mol of maleic acid has a mass of 31.4 g, what are the empirical and molecular formulas of maleic acid? My work: C: 41.39 g x (1 mol/12.01 g) = 3.44629 = 1 H:

*asked by Anonymous on April 15, 2010* -
## Chemistry

A particular vinegar contains 4.0% CH3COOH by mass. It reacts with sodium carbonate to produce sodium acetate, carbon dioxide, and water. How many grams of carbon dioxide are produced by the reaction of 5.00 mL of this vinegar with an excess of sodium

*asked by Faith on October 10, 2015* -
## statics

A cantilever beam member made from steel with hollow circular cross section experiences an axial load of 300 KN (F1), and a vertical load of 200 kN (F2) as shown in the following figure. The outside diameter of the beam is 50mm and the uniform wall

*asked by shane on August 4, 2012* -
## English

1. My left leg hurt. 2. My left leg ached. 3. My left leg was painful. (Are they all the same? Which one is commonly used?) 4. Korean students show respect to older people. 5. Korean students respect older people. 6. Korean students look up to older

*asked by John on June 30, 2009* -
## PROJECT please help

INTRODUCTION Imagine yourself seven years from now. You are approximately 22 years old, and are looking to start a career after you have taken the previous four years for post-secondary education, travel, and some work. You are moving out of your parents

*asked by Anonymous on March 13, 2011* -
## statistics

Measurement Scales Practice 1. Indicate the first letter (N, O, I, R) of the highest possible scale for each of the following measures, where N is lowest and R is highest: Measure Highest Scale a. Feet of snow Interval b. Brands of carbonated soft drinks

*asked by Lynn on June 1, 2013* -
## Probability

This is an example question, but I'm not sure how my instructor came up with the answer. Could anyone explain in detail please. Among the contestants in a competition are 49 women and 29 men. If 5 winners are randomly selected, what is the probability that

*asked by Mary on October 29, 2006* -
## computer sciece(Computation Theory)

Find the error in the following proof that all horses are the same color. CLAIM: In any set of h horses, all horses are the same color. PROOF: By induction on h. Basis: For h = 1. In any set containing just one horse, all horses clearly are the same color.

*asked by Alex on September 26, 2011* -
## Math

An artist drew a painting with similar rectangles with whole- number dimensions in inches. the small rectangle is 8 inches by 3 inches. One dimension of the medium rectangle is 9 inches. One dimension of the large rectangle is 32 inches. A. find the

*asked by Jay on April 17, 2015* -
## Math

An artist drew a painting with similar rectangles with whole-number dimensions in inches. The small rectangle is 8 inches by 3 inches. One dimension of the medium rectangle is 9 inches. One dimension of the large rectangle is 32 inches. a. find the

*asked by Jay on April 18, 2015* -
## Civics/History

1. How did the US Constitution solve the problem created by a weak executive branch in the Articles of Confederation? A) it gave the president control of the legislature B) it gave the president power to enforce congressional law C) it required that each

*asked by Anonymous JAK on January 8, 2016*

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