71,288 results, page 26

1. ### Science question needs answering

Please note that we don't do students' homework for them. Once YOU have come up with a response to YOUR questions, please re-post and let us know what you think. Then someone here will be happy to critique your work. list the characteristics scientists use to distinguish ...
2. ### To Alex -- French

I have two questions: If a parallelogram is a rhombus, then the diagonals are congruent- I don't think so in all cases-they can bisect each other and are perpendicular, correct but not necessarily congruent so this should be false? Secondly, A kite is a quadrilateral that has ...
4. ### Physics

A house with its own well has a pump in the basement with an output pipe of inner radius 6.4 mm. Assume that the pump can maintain a gauge pressure of 420 kPa in the output pipe. A showerhead on the second floor (7.5 m above the pump's output pipe) has 38 holes, each of radius...
5. ### Physics

A house with its own well has a pump in the basement with an output pipe of inner radius 6.4 mm. Assume that the pump can maintain a gauge pressure of 420 kPa in the output pipe. A showerhead on the second floor (7.5 m above the pump's output pipe) has 38 holes, each of radius...
6. ### Science study skills

What is the most effective way to begin studying a lesson? 1.) Make up questions about the lesson. 2.) Look at the headings and subheadings of the lesson to get an idea of what the lesson is about. 3.) Review the lesson that comes after it.] 4.) Look ahead to see if the ...
7. ### Geometry&trigonometry

consider the polar graph §æ =(2/3)¦Ð. (¦Ð=pie) find the value of N such that r=N§æ, where 0¡Ü §æ ¡ÜN¦Ð has a)no solution b)one solution c)two solution i think i have figured the first question out.since it's no solution then N must be N<(2/3) because the ...
8. ### math

a cube has an edge length of 12cm faces of large cube are painted how many are painted on 3,2,1 and how many are unpainted This makes absolutely no sense to me. Sorry.
9. ### US History II

Sorry another significance question... What was the significance of the Outbreak of WWI in Europe? Would it be that it caused countries in Europe to become invovled in the war
10. ### Math- Alegebra

HELP ME! On a number line, show all values of x for which… |x| >0 (Sorry about how I can't post the number line and the tools to use but I can explain it).
11. ### critical thinking

Please post a substantive response to the following discussion questions by clicking on Reply: Think about the following stereotype. Would they invoke the same kind of images for everyone? Which are negative and which are positive? How do you think they came to be stereotypes...
12. ### How to get quick responses to your math questions

Math is a wide subject, ranging from K to 11, college and university. Then there is algebra, trigonometry, geometry, arithmetic, calculus, number theory, ... etc. Not all teachers answer all math questions (many do). If you would give a little more detail on which branch of ...
13. ### random

this website is so helpful but i am confused on some things 1) the people who answer questions is this their job or are they volunteering to for free and what do they gain out of this 2)do the tutors who answer questions sit at home and answer or at some work place 3) how ...
14. ### calculus

hi, just wondering on how i should approach differentiating: loge1/(3-x)^5 can i differentiate it as loge(3-x)^5? sorry i meant to write (3-x)^-5 Hmmmm. You are haveing a brain seizure. Watch this: Ln x^-a= - ln x^a= -a ln x Amazing. So loge1/(3-x)^5= -5 ln(3-x) Check my ...
15. ### american history

true or false? During the 1970s, the southern and western areas of the nation grew more rapidly than the northeastern areas. **sorry...my book doesnt say anything about this
16. ### math

sorry people i have to post this what happened to my psp 2000? what should i do? okay my little cousin threw my psp at the wall then the battery fell out then i put it back in then it wont turn on. what do i do
17. ### Pre-calculus

Sorry i wrote the last question wrong, it was suppose to be written as: information is given about the polynomial f(x) whose coefficients are real numbers. find the remaining zeros of f: degree 4; zeros: i, 3+i
18. ### Chemistry

Sorry I accidently hit enter and it posted my question before I was finished... What are the major organic products of this reaction: CH3CH2CH2COCH2CH3 (an O is double bonded to the C before the O) + H2O --> (acid is above the arrow)
19. ### ms sue-history

sorry me again for my first question describe one way in which hitler broke the treaty of versailles in the years 1933-1936.. did hitler send his troops to the rhineland when he was told not to?
20. ### Math

The slope of the line is? (1,2) and (-2,-1) Positive •• Negative Zero Undefined Just a disclaimer I did post this earlier but nobody helped me and if anybody read my other post it didn't make since so I'm sorry Check my answer
21. ### Physics

Okay,so you need to fill in the blank. 'Violet light travels at a _____ speed within the glass block than the red light' Thanks for answering! and sorry for my brain lacking physical sense Faylon
22. ### Chemistry

What is the name of the below organic compound? | \ \ | | \/\/\/ This is kind of what it looks like sorry this looks so horrible the image would not copy over. a 1,1,3-triethylhexane b 3-ethyl-5-propylheptane c 3-propyl-5-ethylheptane d 3,5-diethyloctane
23. ### MATH

Hi, I really need help with these questions. I did some of them halfway, but then I got stuck. Would you please help me? Thank you so much. Prove the identity.... 1. sec x + tan x(1-sin x/cos x)=1 1/cos x + sin x/cos x(cos^2 x/cos x)=1 1+sin x/cos x(cos^2x/cos x)=1 I got stuck...
24. ### math

Consider the set of northwestern states or provinces {Montana, Washington, Idaho, Oregon, Alaska, British Columbia, Alberta}. If a person chooses one element, show that in three yes or no questions, we can determine the element. Your Solution Hints œ I want you to choose a ...
25. ### MATH

frankie has an avg of 57% and he has 2 test left worth 5% each and 1 assigment worth 1% and 2 assigment both 3% how much would he need to bring his avg to 87? (i hear this questions has been answered can someone either direct me to where it has been answered or answer it please)
26. ### US History

I am doing an altar on founding mothers and my founding mother is Abigail Smith Adams and there are some questions that I need help on! Please help!!!! Why should Abigail Adams be honored? What plant best represent her ideals, character, or accomplishments and why? What color ...

I need help I am not sure how to revise these sentences without leaving out or leaving in to much information if someone would please help me. Revising Messages: Directness and Conciseness Revise the following short e-mail messages so that they are more direct and concise; ...
28. ### math

Hi I need help with 5 questions..some of it is confusing to me. I just want to make sure my answers are right. 1.6^-7 x 6^4 6^-3 ; 6^-11 ; 6^-28 ; 6^11 - my answer is 6^-3 2. 7/ 7^5 = 7^-2 (supposed to find the missing value which is the other exponent on top of the 7 that's ...
29. ### history

3.Although Lincoln identified slavery as a "moral, political, and socially wrong" in 1858, what proposals did he publically agree with at the time? Select all that apply. A.allow slavery where it already existed B. eliminate slavery in every U.S. state and territory C.prohibit...
30. ### Chemistry

Hi, Just have follow up questions to the previous questions asked dating Feb. 02, 2013 1. So the overall idea is that dissociation decreases molar mass and association does the opposite when a solute dissolves in a solvent. (How do you identify if either reaction occurs? Just ...
31. ### Grammar

one last question sorry: Which is correct? (1) He took the news bad. (2) He took the news badly.
32. ### Enlglish

I’m sorry, we’ll have to stop there. 1. Our time is up. 2. Our time is finished. [Are both interchangable?]
33. ### Economics - stock purchase

Can someone please help me? I am so confused! My homework is called stock purchase and I need to find some information abut three stocks. I'm starting with microsoft. The first three questions are the stock name, symbol, and address of the headquarters. But after that it asks ...
34. ### Biology (multiple choice!)

I'm studying for a test and can't find the answers for the following questions...please help! What clade of bacteria produce oxygen via photosynthesis? What is a synapomorphy for domain Bacteria? In a symbiotic relationship between organisms of significantly different sizes, ...
35. ### CJS230

Will someone please help me find a website to read to answer the following questions? What were women’s prisons like before the 1800s? How have they changed? What are the three basic arguments established in the 1800s that supported the separation of juvenile prisoners from ...
36. ### Science

These are 3 of the 21 questions i have and they seem pretty difficult. Someone help me please :). When you consume a lot of food that is basic, how does your stomach respond to it? Why is this response necessary? Do you want to neutralize ALL the acid in your stomach? Why or ...
37. ### functions

For each problem, construct two composite functions, . Evaluate each composite function for x=2 ok i have not dealt with composite functions can I please get some help with this as I have 20 questions to do can someone show me step by step on how to properly solve this ...
38. ### History (Unit 2 History exam Unit 2 Lesson 10)

Hey guys! I need help in my History unit 2 exam for 8th grade, I was wondering if any of you took it yet and could help me with some of the questions... I really need help it's very hard! >.< Can u pretty please help? T-T
39. ### History

True or false history questions. im stuck on two questions? As expressed in the painting by Eugene Delacroix, early 19th century reformers found their rally cry in freedom and justice, a legacy from the french revolution. true or false? The french revolution was the beginning ...
40. ### Algebra II

Can a matrix have a two digit number? I have to add the matrices[3 4] +[2 7] [7 6] +[3 8] Sorry this is the only way I know haw to put matrices on the board.
41. ### Calculus

Use u = 5x-2 to write an integral equivalent to fnInt((x^2)(5x-2)^(1/2), x, 0, 3) Sorry I had to write it using calculator notation because i can't make a definite integral on my computer.
42. ### math

points a,b,c,and d lie on a straight line in the given order. AC = 25 cm and BD = 46 cm. The ratio of length CD to AB is 5/2. Find the length of line segment BC in cm. sorry miss the CD part
43. ### Math

If you're given a 90 degree angle split down the middle, and one of the angles is 30 degrees, what would the other angle be? sorry im not too good at math
44. ### math

Give two examples of why having health insurance would be a good idea. What problems would there be if you didn’t have it? Sorry i can not come up with 2 examples
45. ### Math didn't post problem right

find the Quotient: 1,754/21 a 1733 b 21 11/83 c 83 11/21 d 1775 Is C the correct answer. I had post the problem wrong. Sorry
46. ### math plz help ;-;

1. Solve the system by any method: 2x-5y=-1 2x-y=1 How many solutions does the system of equations below have? Explain your answer. y=3/5x-1 y=6/10x+3 plz help me ;-; i don't understand how to do this, sorry ;-;
47. ### English

How do I list quotations? I want to say this: She came down with a host of apologies, among which were, "I'm so sorry for keeping you." "Mr. Nuttel, may I offer you some tea?" And, finally, "I hope Vera has made you feel welcome." Should I separate each quotation with a comma?
48. ### QUICK! BE THE FOURTH PERSON TO CLICK TO WIN BIG \$!

Sorry to trick you, but it is for a survey, if you clicked pleas post a comment, I am trying to figure out how many people fall for things like this that are only viruses for my tech. class. Thanks!
49. ### Spanish

1.Fui(voy) hablé(hablo)past tense of each verb 2.cuesté(cuesta) 3.Regresé(regreso) 4.me acuesté(acuesto).Sorry but I had to do separate postings because it kept saying error-this is all one assignemnt-thank you
50. ### statistics

The following is a list of 10 measurements: after adding and sub all 10 numbers I came up with a -29. Now it wants the sum 10/i,i than xi over 32. Do I x -29 and the 32 or do I divide. This is were I get very confused. I am sorry to ask again but I never taken statistic oh I ...
51. ### politics

9.Use of the Internet for grassroots organizing, political commentary, and fund-raising has become a standard due to developments in the __________ presidential campaigns. a.1996 b..2000 c.2004 d.2008 sorry,I know i already posted before... So is it B?
52. ### French

Part 3: Encore des questions: Faites des questions directes avec les phraes de l'activité 10 (from previous part 2 post) 1. ----------- intéresse Paul? Answer: Qu'est-ce qu' 2. ----------- lui est arrivé? Answer: Qu'est-ce qui 3. --------- il a compris? Answer: Qu'est-ce qu...
53. ### Algebra

There are 72 questions on a college entrance examination.  One point is awarded for each correct​ answer, and one third of a one third of a point is deducted for each incorrect answer. How many questions does Tami need to answer correctly in order to score at...
54. ### gr 4 english

Underline the verb group in each sentence then write a new sentence using the verb group you underlined 1. an elephant will carry twigs with it's trunk 2. elephant tusks are ivory 3. some tusks can be more than ten feet long Please help me in these 3 questions
55. ### college math

18. Please answer questions 18-19 using the following information: Class Scores Frequency - f Lower limit < score < upper limit 20-30 6 30-40 10 40-50 12 50-60 8 60-70 4 What is the probability that a selected observation is between 40 and 50? (Points: 5) 0.25 0.30 0.40 ...
56. ### extreme value of absolute.....

find the extreme values of the function on the interval and where they occur. f(x) = |x-1|-|x-5|, -2<=x<=7 How do I do this? Sorry for double post. I really need to do this, I don't see an easy way. You can graph it, there is not anything here that would take long to ...
57. ### Math -- repost for "nadine"

nadine -- Please use the Post a New Question link to ask your questions. Don't piggyback on another student's question. --------------- nadine's question -- Karen deposited \$4000 into an account with 2.4% interest, compounded quarterly. Assuming that no withdrawals are made, ...
58. ### Physics

Two positive charges of magnitude q are each a distance d from the origin A of a coordinate system as shown above. ( Figure: h t t p : / / draw.to/DS0Qid) At which of the following points is the electric field least in magnitude? At which of the following points is the ...

How would i find the following? I just need an explanation. I'm stuck. I have many other questions like this and i need to know how to do them. The specfic heat of ice is 2.05 J/g. In a calorimeter, 10.0 g of ice melts at 0oC. The enthalpy of fusion of the ice is 334 J/g. How ...
60. ### Stats

Describe how to use a source of random data to simulate multiple trials of this situation. A student guesses on all 10 questions of a multiple-choice quiz. Each question has three choices. a. Assign 00-09 to all of the correct answers and 10-29 for all the wrong answers. ...
61. ### chemistry

My work: pH = -log(x) = 4.49 x = 3.2359e-5 3.2359e-5 = 5.72/M When I solved for M, I got that large number... 176764.8987 Ka for a given weak acid is 5.72 x 100. What concentration of acid (mM/L) will give a pH of 4.49? I got 176764.8987 M (not converted to uM). Though I am ...
62. ### English

Can someone check these questions, please? Thank you in advance In Shelley's Frankenstein, what are the traits that remind us of a Gothic novel? 2)Discuss the concepts of beauty and youth as portrayed by Lord Henry in chapter 2 of O. Wilde's The Picture of Dorian Gray. 3) ...
63. ### algebra

Can someone please help me do this problem? That would be great! Simplify the expression: sin theta + cos theta * cot theta I'll use A for theta. Cot A = sin A / cos A Therefore: sin A + (cos A * sin A / cos A) = sin A + sin A = 2 sin A I hope this will help. in my algebra ...

Alright. So, I have to write an essay answering these questions... Why was Genghis Khan able to conquer such a vast territory? How did Mongol rule affect China? How is Genghis Khan viewed in Mongolia today? Given his actions, would you view Genghis Khan as a hero or as a ...
65. ### english

I need help on Eve Merriam (she is a poet). I have to answer the following questions: 1)Does the poet display similar themes in many different poems? Describe any reoccuring themes. 2)What was going on in the poet's lifetime? Did the time period the poet lived in influence his...
66. ### Language

write one word that means the same as the phrase: expressed his regret is the phrase but this is the whole sentence : The father expressed his regret for his misconduct of his son. PLEASE HELP! I have also tried to answer nearly all your questions! I have to hand it in a few ...
67. ### Re Literary post with questions

Your post has been removed. 1. Choose a more appropriate screen name. Further posts with that name will be removed. 2. Once you write up YOUR THOUGHTS, please re-post with a suitable screen name, and someone here will be happy to comment.
68. ### Statistics

I have completed 6 questions but after 2 hours still cannot do these 4 questions. Please help 1) Jane is playing a game of Monopoly, if she throws six on her next turn she will land on community chest. If she throws eight she will land on Mayfair with a hotel (owned by another...
69. ### Algebra--Help needed!

Does anyone at least slightly understand direct and inverse variation? I get the basic idea, but I'm still a little confused, especially with inverse variation. What I'm having more trouble with is conversion using direct and inverse variation. Today, my teacher kept talking ...
70. ### CHEMISTRY

Materials -sandwich-sized plastic ziplock bag -graduated cylinder -paper cup -rubber band -measuring spoons -vinegar -baking soda -twist-tie (like the closure for a loaf of bread) Part 1: The Reaction 1.Use the paper cup during this part of the experiment. 2.Measure out 25.0 ...
71. ### English

1. Which artist do you like most of the three? 2. Whom do you like most of the three painters? 3. Who do you like best among the three painters? - I like Renoir most. Though he was in pain, he liked to express happiness and hope. ------------------------------------- Are the ...
72. ### statistics

okay , so I had this questions on quiz today and I don't even remember the question properly but i wanted to know how you solve so I can see if I got it right questions : Imagine a college student is looking her chances of getting interview calls from A= calgary B= california ...

Research the VISA website. After reviewing of all the documents you can find on the web and in libraries, write a 3-page response to the following questions: 1.What is the most important problem facing VISA? 2.What recommendation(s) would you make to VISA and in what order of ...
74. ### Social Studies

I need help studying, its the last day to study before I have a test. I have a B, I HAVE TO GET AN A (Otherwise I'll suffer one more year of 6th grade.) I saw these type of questions on the preview and I want to remember them. Will someone please help me? Q:) How is the force ...

I have a question about disjunctions. The symbol "v" represents "or". "~" stands for "negation of" Here are two questions I need help with: 1. When p v ~q is false, then p is ______ and q is _____. I think "false" belongs in both spaces. 2. When ~p v q is false, then p is ...
76. ### english

I need help with a nonverbal communication types: For example, for (1)the American Sign language...I need to give examples of workplace and lifestyle. (2) Proxemics-the languge of space;example of workplace and lifestyle.Please tell me a ways to write these two so, that I can ...
77. ### English

Feeling sorry about his _____ toward his sister the previous day, John made a special effort to compliment her today. (invectice) a. invectice b. invectiveness Answer: invectice
78. ### chem

Although CHsubscript4 has 4 hydrogens, it is an acid. Why? It is NOT an acid. Did you make a typo or misread your notes/question? It isn't an acid because CH4 is not a proton donor. sorry, that's what i meant-why isn't it an acid?
79. ### Is this a correct english sentence?

My father had two sons, from whom I was the oldest, and two daughters. Sorry for the inconveinience, but I'm not English, and I've got some translation to do
80. ### science

what is the difference between thermal energie and kenetic energie Ps sorry if I mis spelled anything I do science in french so I'm not used to the english terms yet
81. ### College Chemistry

What is pH of the buffer 0.1 mol L-1 Na2HPO4/0.15 mol L-1 KH2PO4? (Given Ka(H2PO4-)=6.2x10 power-8). Sorry if the power is confusing. My computer does not have the symbol. Thanks
82. ### chemistry

what mass of copper II nitrate would be produced from the complete reaction of 45.6g of copper according to the chemical reaction : Cu + 2 AgNO3 (can't make it a small 3, sorry)----Cu(NO3) + 2 Ag
83. ### chemistry

sorry,for the mistake. To 200mL of a 0.1M solution of a CH3COOH (Ka=1.8 x 10-5) 70mL of a 0.2M solution of NaOH have been added.calculate the pH before and after the NaOH addition.
84. ### Math

Simplify 4/5th root of 64a to the 3rd power This does not simplify well. (64a)^(12/5) sorry cant help you
85. ### ms. sue

ms. sue i reply to my english post sorry it almost on other page so i post this.
86. ### Philosophy

key contributors to Christianity's's impact on philosophy http://ca.answers.yahoo.com/question/index.php?qid=20061025190551AAhv40b Here's an interesting response to this same question. There are some good ideas here to follow up on. Please note that we don't do students' ...
87. ### 2nd attempt Essay for Photography

I posted this before, but failed to paste the essay! oops.. haha. So here's the essay. Please proofread and critique and comment. I'm not so sure about the conclusion. It feels a little weak to me..thanks!!! People seek the answers of their own questions about their lives. ...
88. ### Algebra II

Can you please explain what formula I need to do to solve the following problem: If 3 laps = 5/8 mile, how many laps needs to be completed to run 3 miles? Don't look for "formulas" to do these kind of questions, use ratios, one of the most powerful tools of math 3 laps = 5/8 ...
89. ### ***Chemistry!!!!

Carry out the following operations, and express the answer with the appropriate number of significant figures. 1.)[(285.3 multiplied by 105) - (1.500 multiplied by 103)] multiplied by 2.8948 2.) 874 multiplied by [1267 - (3.50 multiplied by 128)] *I know what significant ...
90. ### Science, Nature Science,

Give 3 examples of nutrients that WE NEED in our bodies that are soluble in water. Give 3 examples of gases that are soluble in water. Could you please help me these questions?
91. ### english

need some help!which language learning strategies are you using when you need to solve these tasks: 1.Rewrite the sentences using adverbs I'm a terrible dancer.I dance_______ 2.Read the text and make questions and 3.Make subject and object questions So which language learning ...
92. ### FRENCH! HELP!

so i have this french test tomorrow on imparitive, and subjonctif. i have had a lot of trouble remembering them, and telling them apart. can anyone help!? that would be fantastic! thank you so much! its urgent! Imperative (note spelling) means giving a command or an order. The...

Can someone help me with my business law project? I have to profile (interview) six legal professions. One of the people I picked my aunt who is a doctor (internist) and i have to ask her 10 legal questions about her job. How her job is related to the law. All i really need ...

Can someone help me with my business law project? I have to profile (interview) six legal professions. One of the people I picked my aunt who is a doctor (internist) and i have to ask her 10 legal questions about her job. How her job is related to the law. All i really need ...
95. ### Probability and Statistics

For question 1, here's the numbers you use: {20, 18, 17, 19, 22, 29, 16, 27, 24}. 1. Calculate the 50th percentile. For questions 2 and 3 use this number line: {16, 17, 18, 19, 20, 22, 24, 27, 29, 80} 2. Calculate the z-score for the 80 & explain what it means. (Explain what ...
96. ### Algebra

sorry clicked wrong button. solve: 9 -1=x-11 ____ _____ x-5 x+5 these are supposed to be fractions Your equation is illegible, and can be interpreted too many ways. Try writing it on a single line, using parentheses for clarity and / for fractions
97. ### Math

Suppose that f(h)=(8+2h)^1/3 Use the linear approximation to estimate the value of f(h) for small values of h. Give your answer in terms of h. Thanks for all the help. (Sorry Bob for not stating the subject last time) d f(h) = 1/2 ((8+2h)^-2/3 (2) = (1/f(h))^2 so if f(h) = 10...
98. ### One for Drwls (calc)

Sorry, you're so quick, I took one of your answers for another question! Finally, Therefore, given my scenario, I could use the integral to calculate the area under the curve described by the derivative? Charlie.
99. ### science

OMIGOSH!!!!!!!!!! IT IS SNOWING OUTSIDE!!!!!!!!!!!!!!!!! okay sorry....so thx 4 readinng this. anywho, my science teacher says that humans come from apes. we have to write a paper on the subject, but it sounds kinda strange to me. is he making this up?
100. ### Ms Sue design technology

sorry to post again but could you check if this is right what angel wings kindly suggected. a product which a designer has thought out of the box robotic vacuum cleaner or a robotic mower.