Monday

April 27, 2015

April 27, 2015

**accouting**

- Hanna Manufacturing – Due Hanna Manufacturing manufactures components for the farming industry and is considering replacing its existing equipment with new and more high technology machinery, despite the fact that its existing eq uipment is only a few years old and ...
*Thursday, March 21, 2013 at 6:37pm*

**algebra and geometry **

1) in a random survey of students, 152 students could swim and 48 could not. what is the probability that a student can swim? 2) suppose you spin two spinners, one marked 1 through 4 and the other marked A through E. how many possible outcomes are there? 3) an ice cream store ...
*Thursday, March 21, 2013 at 5:34pm*

**math**

1) in a random survey of students, 152 students could swim and 48 could not. what is the probability that a student can swim? 2) suppose you spin two spinners, one marked 1 through 4 and the other marked A through E. how many possible outcomes are there? 3) an ice cream store ...
*Thursday, March 21, 2013 at 4:18pm*

**Algebra Multiple Choice**

Hello, This is the last of questions I have for my practice assignment. Again I will put what I got. Thanks for your help. 1.) Solve the system using substitution. Write answer as an ordered pair. 4x+2y=8 -5x-2=y A.) First equation (-2,8) B.) Second equation (-2,8) I put A 2...
*Thursday, March 21, 2013 at 9:22am*

**Algebra-Multiple choice**

Hello, I have some practice math I'm working through and I'm unsure about the answer. I will also put what I got. Thanks for the help. 1. Solve using any method and identify the system as consistent, inconsistent, or dependent. -2x+y=8 2x+2y=-8 A.) (-4,0); consistent/...
*Thursday, March 21, 2013 at 9:13am*

**psychology statistics for behavioral sciences**

A multiple-choice test has 48 questions, each with four response choices. If a student is simply guessing at the answers, a. What is the probability of guessing correctly for any question? b. On average, how many questions would a student get correct for the entire test? c. ...
*Wednesday, March 20, 2013 at 7:01pm*

**ela**

how do i get a good grade on ela comprehension multiple choice test.
*Wednesday, March 20, 2013 at 4:41pm*

**AlgebraB-2**

I need help with figuring out how to do these problems to get the right answer. Appreciate any help. Thanks. Multiple choice: 1. What is the value of n so that the expression x² + 12x + n is a perfect square trinomial? 6 36 72 144 2. What are the solutions of the equation...
*Wednesday, March 20, 2013 at 1:57pm*

**Algebra**

A bag has 6 green marbles, 4 red marbles, 5 yellow marbles, and 3 purple marbles. What is the probability of choosing a purple marble? A.1/6 B.6/18 C.3/20 D.1/9 My choice is A
*Monday, March 18, 2013 at 6:18pm*

**Biology-Ecology**

Multiple choice What is the ultimate source of energy for most ecosystems, and in what form does the energy leave the ecosystem? 1. plants; animals 2. light; heat 3. plants; heat 4. producers; consumers 5. heat; light
*Saturday, March 16, 2013 at 9:01pm*

**Biology-Ecology**

Multiple choice: For a natural ecosystem to be self-sustaining, many compounds must be: 1. converted into new forms of energy. 2. cycled between organisms and the environment. 3. permanently removed from the environment. 4. changed into fossil fuels such as oil and coal
*Saturday, March 16, 2013 at 9:00pm*

**Statistics**

A quiz consists of 10 multiple choice questions. Each question is marked either “right” or “wrong.” Each right answer gets 5 points, and 1 point is taken off for each wrong answer. The correlation between the number of right answers and the number of wrong ...
*Friday, March 15, 2013 at 12:46pm*

**computer science**

You are required to use the Account class to simulate an ATM machine. Create ten accounts in an array with id 0, 1, 2 ...9, and initial balance $50. The system prompts the user to enter an id. If the id is entered incorrectly, ask the user to enter a correct id. Once an id is ...
*Wednesday, March 13, 2013 at 10:39pm*

**Art**

This art movement presents a celebration of the American wilderness and the West. A.American seascape painting B.American landscape painting C.American portraits D.pioneer painting my choice - D...?
*Wednesday, March 13, 2013 at 11:30am*

**chemistry**

I need 1L of a pH 4 buffer with a total molarity of 1. Propose a buffer system and a recipe to achieve this goal. (acetic acid/acetate would probably be a good choice.) help please!
*Tuesday, March 12, 2013 at 8:28pm*

**chemistry**

I need 1L of a pH 4 buffer with a total molarity of 1. Propose a buffer system and a recipe to achieve this goal. (acetic acid/acetate would probably be a good choice.) help please!
*Tuesday, March 12, 2013 at 8:25pm*

**chemistry**

I need 1L of a pH 4 buffer with a total molarity of 1. Propose a buffer system and a recipe to achieve this goal. (acetic acid/acetate would probably be a good choice.) help please!
*Tuesday, March 12, 2013 at 12:56pm*

**Introduction to Business Environment Chapter 2**

The world's population is growing more slowly than expected, and there are some industrial countries in which growth might be so slow that there will be too many old people and too few young people to support them. (Points : 1) True False 2. In a free market system, price ...
*Sunday, March 10, 2013 at 5:40am*

**ENGLISH/MATH/SCIENCE HELP!**

Is there any websites for teens to read short stories (or long), then you answer ONLY multiple choice questions, grade you, and to have a profile or something to see all of your grades if your making progress each time (to see if your improving). I want to improve my reading ...
*Saturday, March 9, 2013 at 12:22pm*

**summarize**

Decision making is a process by which several possibilities are considered and prioritized, resulting in a clear choice of one option over others. Decision making is a fact of life personally and in business. We make dozens of decisions each day. Some decisions are simple, ...
*Friday, March 8, 2013 at 11:09am*

**edu**

7.Which one of the following conditions Fails to foster good communicative interaction in an early learning setting? a. The teacher repeats every thing a child says, but in the proper English form. b. At least during the time the child is in the early care environment, the ...
*Thursday, March 7, 2013 at 5:55pm*

**Exam: 986109RR - CHOOSING YOUR BUSINESS**

1. The servers at Gerry Frasier's busy ice cream shop decided that putting more ice cream in the sundaes and cones would bring back more customers. After three months, Gerry was surprised to discover that his profit had A. increased, although sales had dropped. B. ...
*Thursday, March 7, 2013 at 5:00am*

**Theoretical&Experimental Probability please help!**

Please check my work thanks!! A number cube with the numbers 1 through 6 is rolled. Find the given probability. 1. P(number < 2) (1 point) A. 1/6 <--- i think this one B. 2/6 C. 4/6 D. 3/6 2. P(number ≥ 3) (1 point) A. 4/6 B. 1/6 C. 2/6 <-- this i think D. 5/6 ...
*Wednesday, March 6, 2013 at 10:20pm*

**Math**

The Wilson family is at it again.. they are installing new carpet for their home. Their rectangular shaped living room is 25 feet long and 18 feet wide. THeir rectangular shaped game room is 4 feet shorter in both length and width of their living room. What is the area of the ...
*Wednesday, March 6, 2013 at 6:31pm*

**Math**

You are in a car of a ferris wheel. The wheel has a radius of 8m and turns counterclockwise. Let the orgin be at the center of the wheel. Begin each sketch in parts a) and b) when the radius from the centre of the wheel to your car is along the positive x-axis. a) Sketch the ...
*Wednesday, March 6, 2013 at 6:22pm*

**Calc pt2**

Original question: Posted by Lost One on Tuesday, March 5, 2013 at 12:04pm. Let f(x) = (2/3)x^3 - 2x + 1 with a restricted domain of [1,infinity]. What is the value of (f-1)'(x) when x = 13? •Calc - Steve, Tuesday, March 5, 2013 at 12:58pm since x = f^-1(y) and dx/dy...
*Tuesday, March 5, 2013 at 2:25pm*

**stats**

which test to use One-sample or independent samples t-test? A researcher tests five individuals who have seen paid political ads about a particular issue. These individuals take a multiple-choice test about the issue in which people in general (who know nothing about the issue...
*Tuesday, March 5, 2013 at 12:35pm*

**corporate finance**

1. Which of the following is NOT correct for a firm with seasonal sales and customers who all pay promptly at the end of 30 days? a. DSO will vary from month to month. b. The quarterly uncollected balances schedule will be the same in each quarter. c. The level of accounts ...
*Monday, March 4, 2013 at 11:40am*

**Statistics**

A multiple choice test has five choices. Therefore the probability of getting the correct answer by guessing is 0.2. The test has six questions. Use the binomial formula with n = 6 and p = 0.2 to (a) Determine probability of getting two questions correct. (b)Determine ...
*Sunday, March 3, 2013 at 7:22pm*

**English**

Could someone help me improve this sentence so it is more understandable and has better word choice? You now know that a wasting gas car is no comparison to a saving electric car.
*Thursday, February 28, 2013 at 7:13pm*

**Spanish: Please Help**

Please help. Thank You. Which is the correct choice? ¿Cuál es la fecha de tu cumpleaños? A.) Es el uno de diciembre. B.) Es el primero de diciembre. C.) Es el primo de diciembre. D.) Es la primavera de diciembre. Which choice is correct? ¿Cuá...
*Wednesday, February 27, 2013 at 6:25pm*

**American History *URGENT***

so i have some multiple choice questions that i am confused on. *PLEASE TAKE THE TIME TO READ* i know it's alot, but it would really help me out so much! this is due in the morning! I had a total of 122 questions, but got stuck on a few. on the first one I was able to ...
*Sunday, February 24, 2013 at 1:08pm*

**Chemistry**

I had a quiz today and one of the multiple choice questions was something like, "find the final temperature of aluminum when it is cooled" and then it gave you the specific heat capacity of aluminum, the mass of the aluminum, initial temperature, and enthalpy change...
*Thursday, February 21, 2013 at 5:16pm*

**biology help?**

We anticipate the evidence gathered by you will indicate that three of the five species are in greater need of prioritising for conservation compared with the other two. You should start your account by very briefly explaining why these two species were considered to be of ...
*Thursday, February 21, 2013 at 4:02pm*

**Engineering Econonmy**

For your 21st birthday, your grandfather offers you a gift of $1000 today. However, you have the choice of waiting 3 years and receiving $1500 OR waiting 5 years and receiving $3000. If your money grows at a rate of 8 percent compounded annually, which alternative should you ...
*Thursday, February 21, 2013 at 3:51pm*

**IST Subnetting**

You have 5 subnets with approximately 300 hosts on each subnet. Within the next 6 months, the number of subnets could increase to more than 100. The number of hosts on each subnet will probably never be more than 2,000. You do not have any plans to connect to the Internet ...
*Wednesday, February 20, 2013 at 10:38pm*

**algebra**

Can someone check my answers on exploring conic sections? 1. Graph x2 + y2 = 9. What are its lines of symmetry? Every line through the center is a line of symmetry. The y-axis and the x-axis are lines of symmetry.( my choice) Every line through the center is a line of symmetry...
*Tuesday, February 19, 2013 at 9:57am*

**Math-Geometry**

I have to calcualte the volume of a cone. The height is 2.1 ft, and the base is 2 inches. I keep coming up with the answer of 8.792 cu ft. There is 4 choice answers given: 0.061 ft,0.610 ft,6.125 ft and 2.016 ft. I have tried several calculators, none of these answers are ...
*Tuesday, February 12, 2013 at 2:15pm*

**AMERICAN GOVERMENT Would someone PLEASE check ans**

1. The source of the Supreme Court’s authority is (D) moral suasion. judicial activism. concurring opinion. dissent. 2. When the Supreme Court hands down a decision, it is (A) often a mixed decision with majority, dissenting, and even concurring opinions. always a ...
*Sunday, February 10, 2013 at 9:41pm*

**human resources**

Hi, What is the most critical factor in setting up a goal based performance appraisal system? A. Choosing the most crical incidents on which to base goals B. Emphasizing short term over long term goals C. Giving emplyees some freedom in their choice whether or not to reach set...
*Saturday, February 9, 2013 at 8:06pm*

**College Algebra--Still Confused **

I have a few problems I need help with and also do have multiple choice. If I can have an explanation of how to get the answer that would be great. 1. Use the discriminant to determine whether the given equation has two irrational roots, two rational roots, one repeated root, ...
*Tuesday, February 5, 2013 at 11:18am*

**Corporate Finance**

You are given the following for Cardinal & Cardinal, Inc. Their tax rate is 34%. The firm is in need of $5 million dollars in external funds. Your bond advisor suggests that new bond issues can be lower than the current yield to maturity by 1.5% . Existing capital structure...
*Monday, February 4, 2013 at 9:46pm*

**College Algebra**

I have a few problems I need help with and also do have multiple choice. If I can have an explanation of how to get the answer that would be great. 1. Use the discriminant to determine whether the given equation has two irrational roots, two rational roots, one repeated root, ...
*Monday, February 4, 2013 at 9:21pm*

**communication**

Please HELP!! Question 1 of 20 5.0 Points Which of the following would be the LEAST appropriate in the closing paragraph of a negative message? A. "Let us know if model #A01 would be a suitable substitution." B. "Our layaway plan will enable you to purchase all ...
*Monday, February 4, 2013 at 5:42pm*

**algebra**

Could someone check my work; 1. Generate the first five terms in the sequence using the explicit formula. yn = –5n – 5 –30, –25, –20, –15, –10 30, 25, 20, 15, 10 –10, –15, –20, –25, –30(my answer) 10, 15, 20, 25, 30 2...
*Sunday, February 3, 2013 at 8:52pm*

**a&p**

In modern blimps, the gas of choice is used to inflate them is helium is safer. Compare and contrast the atomic structure of hydrogen and helium. What characteristics of the atomic structure of helium make it so much less reactive than hydrogen?
*Saturday, February 2, 2013 at 7:33am*

**MATH - immediate help needed!**

Please provide the solution to the below problems: In a certain state lottery, a player selects four different numbers from 1 through 30. Find the probability that a single choice of four numbers wins the lottery, assuming the order of the numbers is not important...
*Saturday, February 2, 2013 at 4:29am*

**social studies**

Which one of the following types of information are people least comfortable revealing to professionals? A. Medical B. Financial C. Legal D. Emotional My choice is A.
*Thursday, January 31, 2013 at 1:16pm*

**statistic **

A multiple-choice test has 48 questions, each with four response choices. If a student is simply guessing at the answers, a. What is the probability of guessing correctly for any question? b. On average, how many questions would a student get correct for the entire test? c. ...
*Sunday, January 27, 2013 at 2:10am*

**chemistry**

benzene ring-N-H-CH3 H \ N-benzene ring / CH3 select the class of compound from the choice below. 1-acetal 2-alcohol 3-alkene 4-amide 5-amine 6-carboxylic acid 7-ester 8-haloalkane IS THAT AMINE
*Tuesday, January 22, 2013 at 4:36pm*

**chemistry help plz**

benzene ring-N-H-CH3 H \ N-benzene ring / CH3 select the class of compound from the choice below. 1-acetal 2-alcohol 3-alkene 4-amide 5-amine 6-carboxylic acid 7-ester 8-haloalkane
*Sunday, January 20, 2013 at 6:07pm*

**chemistry help plz**

H / benzene ring-N \ CH3 select the class of compound from the choice below. 1-acetal 2-alcohol 3-alkene 4-amide 5-amine 6-carboxylic acid 7-ester 8-haloalkane
*Sunday, January 20, 2013 at 6:03pm*

**Business 100 **

select an organization with which you are familiar and discuss the impact of that organization's level of social responsibility on a stakeholder group of your choice
*Friday, January 18, 2013 at 4:03pm*

**Help please**

According to the textbook,an individual's most. Important decision that will effect the climate is: a. The choice to unplug an extra freezer that is rarely used b. looking for the energy star on new appliances c. Selecting a fuel efficient automobile d. Planting a tree I ...
*Friday, January 18, 2013 at 11:10am*

**English**

Please indicate if these details are including in paragraph. The paragraph must describe one particular experience you’ve had that inspired you or guided you to choose the type of position for which you applied. show you have thought carefully about what and/or who has ...
*Friday, January 18, 2013 at 10:19am*

**One college algebra ?**

Hello I have a question about a problem. The problem is (- 25/9)^3/2. Its multiple choice however I think they are tricking us. A. 125/27 B. - 125/27 C. 125/3 D. Not a real number I got A as an answer but feel that it is not a real number?
*Wednesday, January 16, 2013 at 10:16pm*

**English**

You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must describe one particular experience you&#...
*Wednesday, January 16, 2013 at 10:46am*

**Help please**

Paul Acorn maintains that the distinction between human and animal manipulation of the natural environment to create artifacts is: a. Technology b. the ethical application of technology c. Choice d. Creativity and adaptation
*Wednesday, January 16, 2013 at 9:59am*

**College Algebra **

Last one for today! Again would appreciate a breakdown on how to get to a resolution. It is multiple choice. 1. Simplify the expression using the quotient to a power property. (3y^6/z^7)^3 a. 27y^9/z^7 b. 3y^9/z^10 c. 27y^18/z^7 d. 27y^18/z^21 2. Use a descriptive variable and...
*Tuesday, January 15, 2013 at 12:34pm*

**College Algebra **

I have a few more questions that I'm not understanding. Its multiple choice however I would appreciate a breakdown on how to solve. 4.Simplify the compound rational expression. Use either method. 1+(5/y-10)/y+(25/y-10) a. 1/y-5 b. 1/y+5 c. 6/y+25 d. 1/y+1/5 5.Simplify the ...
*Tuesday, January 15, 2013 at 9:35am*

**College Algebra **

I have a few more questions that I'm not understanding. Its multiple choice however I would appreciate a breakdown on how to solve. 1.Evaluate without a calculator, using the order of operations. -2^2+20-|8-20|-squareroot of 64 a. -36 b. 4 c. 28 d. -4 2.Simplify the ...
*Tuesday, January 15, 2013 at 9:33am*

**College Algebra**

I need some help with a few problems. They are multiple choice but need a breakdown on how I can work the problems. Thanks for your help! 1. Factor the trinomial completely. 10x^2 + 11x-6 a. (2x+3)(5x-2) b. (2x-3)(5x+2) c. (10x+3)(x-2) d. (2x+1)(5x-6) 2. Compute as indicated. ...
*Tuesday, January 15, 2013 at 8:47am*

**Statistics**

Which of the following statements are true about matched pairs analysis? I. In a matched pair analysis you use a single-sample procedure. The sample is made up of the difference between pairs of observations. II. In a matched pairs analysis the two original samples are said to...
*Saturday, January 12, 2013 at 5:53pm*

**science**

Which is the higher density of polyethylene, linear or branched? Select the choice with the best accompanying explanation
*Saturday, January 12, 2013 at 4:42am*

**Chemistry**

Which is the higher density of polyethylene, linear or branched? Select the choice with the best accompanying explanation. Linear polyethylene is the higher density form, as the chains are able to pack better and partially crystallize, resulting in better packing and higher ...
*Friday, January 11, 2013 at 8:02am*

**math**

describe the solutions of 4<or=n+2 mult. choice a all real numbers greater than 4 b all real numbers greater than or equal to 2 c real numbers less than 2 d all real numbers less than or equal to 4 I got b not sure how to show the work to prove it Thanks for your help
*Tuesday, January 8, 2013 at 7:32am*

**Math- please help**

which expression is equivalent to 3/4x-24. It is a multiple choice questuion a 1/4(3x-48) b 1/4(3x-24) c 3/4(x-32) d 3/4(x+32) I did it by trying each one out I got c 3/4(x-32) mult 3/4 by both 3/4x-24 Is this correct on how to find the answer and is it correct? thanks
*Monday, January 7, 2013 at 6:44pm*

**math**

which expression is equivalent to 3/4x-24. It imultiple choice a 1/4(3x-48) b 1/4(3x-24) c 3/4(x-32) d 3/4(x+32) I did it by trying each one out I got c 3/4(x-32) mult 3/4 by both 3/4x-24 Is this correct on how to find the answer and is it correct? thanks
*Monday, January 7, 2013 at 7:22am*

**math**

which expression is equivalent to 3/4x-24. It imultiple choice a 1/4(3x-48) b 1/4(3x-24) c 3/4(x-32) d 3/4(x+32) I did it by trying each one out I got c 3/4(x-32) mult 3/4 by both 3/4x-24 Is this correct on how to find the answer and is it correct? thanks
*Sunday, January 6, 2013 at 8:37pm*

**Probability**

Mary took a 20 question multiple-choice exam where there are 4 choices for each question and only 1 of those choices is correct. Rather than reading the question, Mary simply puts a random choice of answer down for each question. Determine the probability that Mary gets ...
*Saturday, January 5, 2013 at 10:27pm*

**math**

Which of the values is in the solution set for the inequality -8-7x>6 It is multiple choice A=-1 b=-2 c=-3 d=2 I did this: -8-7x>6 add 8 to each side -7x>14 -7/-7>14/-7 x<-2 since it is less then -2 should the answer be c=-3 The way they ask the question I am ...
*Friday, January 4, 2013 at 7:02am*

**plzz HELP me **

If it is Ms.Sue or WRITEACHER do not bother because i know you do not help if your going to help than help but if not than don't but i don't want to hear complaining about not helping now anyone please help _______ , seen here in Figure 10-2, has ladder rungs of ...
*Thursday, January 3, 2013 at 1:53pm*

**Algebra**

I have a few questions I need help with. They are to help review for our exam. 4) Without graphing, is each system independent, dependent, or inconsistent? -x-3y=0 x-y=4 (i believe dependent) dependent independent inconsistent 6) Which matrix represents the system of equations...
*Wednesday, January 2, 2013 at 12:46pm*

**math**

I asked sue a question yesterday and don't understand the answer can you explain? Here what it was I think this question has a typo because none of the multiple choice answers fit. The question is which of the following values is in the solution set of inequality 8-7x<-...
*Friday, December 28, 2012 at 8:57am*

**math**

I think this question has a typo because none of the multiple choice answers fit. The question is which of the following values is in the solution set of inequality 8-7x<-6? A) -3 B)-2 C)2 D)-6 A if you plug in -3 you get 29<-6 no B) 8+14<-6 no c) 8-14<-6 so -6<...
*Thursday, December 27, 2012 at 6:39pm*

**Math 8**

Isabelle has a choice of 3 colors of pants, 5 colors of shirts, and 3 kinds of shoes. How many different outfits can she wear? a. 12 c. 22 b. 11 d. 4
*Wednesday, December 26, 2012 at 5:39pm*

**Math 8**

Isabelle has a choice of 3 colors of pants, 5 colors of shirts, and 3 kinds of shoes. How many different outfits can she wear? a. 12 c. 22 b. 11 d. 4
*Wednesday, December 26, 2012 at 5:17pm*

**Language Arts**

Scott’s Good-bye We saw the months of wicked weather, As day to painful night did turn, Waiting, huddled close together For the frozen sun’s return. Our nights were almost endless torture. Our food was gone. Our fuel was low. We came in search of grand adventure But ...
*Friday, December 21, 2012 at 12:30pm*

**Ms.Sue NEED YOU HELP LANGUAGE ARTS URGENT!!!!!**

1. In a persuasive essay, the thesis statement should represent an opinion. (1 point) True False Multiple Choice 2. The most common structure of a persuasive essay is (1 point) order of importance. chronological order. problem and solution. 3. Which of the following is NOT a ...
*Tuesday, December 18, 2012 at 12:56am*

**math**

You offer to do the dishes for your family for the next month.This month has only 31 days. You suggest that they can pay you in one of three ways: A. $0.50 each day.(I already did this;=$15.50 a month. B.$0.10 the first day,$0.20 the second day,$0.30 the third day,and so on. C...
*Monday, December 17, 2012 at 6:32pm*

**English- edit my essay please?**

The Great Gatsby Mortality is something we will all face at some point in our life. However, I doubt many people will deal with it in the same light as James Gatz did. He died once in his youth, at the age of seventeen, only to be reborn again as someone entirely new and ...
*Sunday, December 16, 2012 at 6:44pm*

**To LaShondra**

I've deleted your last two posts containing 45 multiple choice test questions, but no answers. That sure looks like cheating -- which is against Jiskha policy. If you'd like to post a couple of these questions with your answers, I'll be glad to check them for you.
*Sunday, December 16, 2012 at 5:16pm*

**ENGLISH 9 BIOGRAPHY**

we are doing a biography on our favourite singer or singers, and i luv justin bieber and one direction. My first choice is one direction since i really love their music. but then the problem is that i will have to do 5 biographys since their are 5 people in one direction. I ...
*Saturday, December 15, 2012 at 3:03pm*

**English - Ms. Sue help**

I need help with this question i don't understand. Sometimes leaders have to make difficult decisions. Scott chose to pursue his goal of reaching the South Pole despite very dangerous weather conditions. What did he have to consider when making his decision? Why do you ...
*Friday, December 14, 2012 at 10:58am*

**chemistry**

The glass panels of a sky roof need to be coated in order to screen out ultraviolet radiation (10-400 nm wavelength) but without color distortion in the visible spectrum. Candidate coating materials are gallium nitride (GaN) with a band gap,Eg, of 3.2 eV, or gallium arsenide (...
*Friday, December 14, 2012 at 4:19am*

**Chemistry**

The glass panels of a sky roof need to be coated in order to screen out ultraviolet radiation (10-400 nm wavelength) but without color distortion in the visible spectrum. Candidate coating materials are gallium nitride (GaN) with a band gap,Eg, of 3.2 eV, or gallium arsenide (...
*Friday, December 14, 2012 at 1:16am*

**Social Studies**

These are mulitpal choice: Reforms failed because Indians did not want to become (farmers, or miners) and reservation life changed their culture.
*Sunday, December 9, 2012 at 3:10pm*

**Social Studies**

These are multipal choice: According to the (Dawes Act,or Fort Laramie Treaty), Indians would recieve money,domestic animals,tools,and land that would be theirs forever.
*Sunday, December 9, 2012 at 3:08pm*

**College Algebra and Finance**

Please help! Just need the answer... A lender gives you a choice between the following two 30-year mortgages of $200,000: Mortgage A: 6.65% interest compounded monthly, one point, monthly payment of $1283.93 Mortgage B: 6.8% interest compounded monthly, no points, monthly ...
*Friday, December 7, 2012 at 4:00pm*

**math**

A lender gives you a choice between the following two 30-year mortgages of $200,000: Mortgage A: 6.65% interest compounded monthly, one point, monthly payment of $1283.93 Mortgage B: 6.8% interest compounded monthly, no points, monthly payment of $1303.85 Assuming that you can...
*Friday, December 7, 2012 at 3:51pm*

**MATH**

Chemistry of Life Multiple Choice 1. Which of the following form the main components of our body cells? carbohydrates and proteins fat and phosphorous proteins and iron nucleic acids and calcium 2. Organic compounds always contain______. water oxygen nitrogen carbon 3. Which ...
*Friday, December 7, 2012 at 1:18am*

**Math**

Chemistry of Life Multiple Choice 1. Which of the following form the main components of our body cells? carbohydrates and proteins fat and phosphorous proteins and iron nucleic acids and calcium 2. Organic compounds always contain______. water oxygen nitrogen carbon 3. Which ...
*Friday, December 7, 2012 at 1:13am*

**Chemistry**

The ionization energy of hydrogen is 1313 kJ/mol. Covert this energy to: wavelength (nm) 1/wavelength, reciprocal wavelength (cm^-1) spectral region? (IR, visible, UV, etc.) I know E=hv=hc/wavelength h=6.62 x 10^-34 J-s c= 3x10^8 v=c/wavelength But for some reason trying to ...
*Friday, December 7, 2012 at 12:41am*

**English - ms. sue**

Ms. Sue, my sister write out story here it is. On Monday she looked in her mailbox, although she had no reason to expect a letter so soon. But there it was, a small, square car. She held it in her two hands, testing its weight. It was an invitation to an exhibition of drawings...
*Thursday, December 6, 2012 at 8:46pm*

**Geography**

Following the breakup of the soviet union, what are some of the major problems faced by many of the new countries? my answer How to become democratic. People aren't used to voting and being given a choice. They aren't used to political parties. They have lived in a ...
*Wednesday, December 5, 2012 at 9:15pm*

**reading**

i need to do a reading essay on maya angelou this is what i have intoduction: maya angelou was born april 4, 1928 in st.louis missouri. she is an author, poet, playwright, stage and screen performer, and director. she has a brother named bailey when they were young they were ...
*Wednesday, December 5, 2012 at 7:57pm*

**reading**

i need to do a reading essay on maya angelou this is what i have intoduction: maya angelou was born april 4, 1928 in st.louis missouri. she is an author, poet, playwright, stage and screen performer, and director. she has a brother named bailey when they were young they were ...
*Wednesday, December 5, 2012 at 7:34pm*

**math**

Multiple Choice 1. Write the following ratio in simplest form: 32 min : 36 min (1 point) 8 : 9 8 : 36 32 : 9 128 : 144 2. In a sports equipment locker, there are 81 balls and 45 baseball mitts. Write the ratio of balls to baseball mitts in simplest form. (1 point) 9 : 5 10 : ...
*Wednesday, December 5, 2012 at 3:48pm*

**English - ms. sue**

thanks ms. sue for help with questions witht that story but i still need some help with few questions. it ask why the story be written in present tense? and is it good choice made by writer?
*Tuesday, December 4, 2012 at 8:06pm*

**English**

Multiple choice: A factory might emit? A.pollution. B.smokestacks. C.resources. Is it A or B? not sure - help
*Monday, December 3, 2012 at 4:44pm*