# Questions Asked onMarch 9, 2009

1. ## Chemistry

Consider the following equilibrium process at 700°C: 2H2 + S2 ↔ 2H2S Analysis shows that there are 2.50 moles of H2, 1.35x10^-5 mole of S2, and 8.70 moles of H2S present in a 12.0-L flask. Calculate the equilibrium constant Kc for the reaction.

2. ## worksheet help

what was unusual about the horse breeding magazine

The question is: Find the following quantities the volume, in liters, of 835 g SO3 at STP My answer is: 1 mol of SO3=80g 835g/80g = 10.44 mols v = (10.44 x 8.314 x 273)/100 = 236 L Can someone tell me if I did it correct. Thanks very much.

4. ## math

what do you call it when someone pays back a loan quickly

5. ## Math

You deposit \$1000 in an account at the Lifelong Trust Savings and Loan that pays 7% interest compounded quarterly. By how much will your deposit have grown after 4 years?

6. ## balanced equation

What is the balanced equation of Cr2O7(-2) + Cl(-) → Cr(3+) + Cl2?

7. ## algebra 1

ELEMENTARY ALGEBRA #3 Page 23 Chapter 3 Lesson 3.02 Solving Multi-step Equations Reading Assignment: Study pages 126 – 129 Written Assignment: There are five steps to solve Multi-Step equations, Match them in their proper order. Step 1 Undo

8. ## physics

At what distance would the repulsive force between two electrons have a magnitude of 8.50 N? I have no idea how to do this problem... can someone help me please... 3x10^-4/8.50?

9. ## ratio

In a school with 560 students, the ratio of students to teacher is 20 to 1. How many new teachers need to be hired to reduce the ratio to 16 to 1?

10. ## math

When I was considering what to do with my \$10,000 Lottery winnings, my broker suggested I invest half of it in gold, the value of which was growing by 10% per year, and the other half in CDs, which were yielding 3% per year, compounded every 6 months.

11. ## Financial Management

A small company was founded by 2 electronic engineers, Tom and Jessica, 15 years ago. The company manufactures integrated circuits to capitalize on complex mixed-signal design technology and has recently entered the market for frequency timing generators,

12. ## 10 th physics

Please help me to solve this problem. A body is projected vertically upwards with a velocity 20m/s. find the maximum height reached by the body.(g=10m/sec2)

What [I-] should be maintained in KI(aq) to produce a solubility of 2.0×10−5 mol PbI2/L when PbI2 is added?

14. ## physics

Please help me to solve this problem. A body is projected vertically upwards with a velocity 20m/s. find the maximum height reached by the body.(g=10m/sec2)

15. ## Algebra I - Answer check

2. a) 7^12/7^4 = 7^8 b)x^11/x^5 = x^6 c)12x^5/3x^2 = 4x^3 d)7x^6y^3/14x^3y = .5x^3y^2 5. a) (2x)^3(3x^2)^4 = 648x^11 b)(5x)^7/(5x)^4 = 25x^2 c)(2x)^5/-8x^3 = -4x^2 d)(4x^2y^5)(-3xy^3)^3 = -12xy^4 6. How long does it take light to travel from the Sun to

16. ## English

1. Write down the names of two your friends 2. Write down the names of your two friends. 3. Write down the names of two friends of yours. (Which one is correct?) 4. What year are you in? I'm in the first year. I'm in my first year. 5. What grade are you

17. ## literature

A tercet is a? A. figure of speech B. Literary genre C. Complex rhyme scheme D. Three-line stanza

18. ## physics

in an emergency stop to avoid an accident, a shoulder-strap seat belt holds a 60kg passengr firmly in place. if the car was initially travelling at 90km/h and came to a stop in 4.5s along a straight, level road, what was the average force applied to the

19. ## algebra interest word problem

Erin Grabish recevied \$2,000 for speaking at a financial planning seminar. Erin invested the money in a certificate of deposit for 2 years. When she redeemed the certificate of deposit, she received \$2166. What simple interest rate did Erin receive on this

20. ## chemistry

What [I^-]should be maintained in KI(aq) to produce a solubility of 1.9×10−5mol PbI2/L when PbI2 is added? (sorry i cant find it under the posted questions )

21. ## literature

if this be error and upon me proved, i never writ, nor no man ever loved. these lines are an example of a/an?

22. ## Science

In the winter when you turn on the heater how will the relative humidity in the air be? How can you keep your home comfortable in the winter? I think the answer is the Relative humidity will be low and by adding mositure using a humidifier will help. Is

23. ## statistics

why is poop smelly

24. ## English

1. What class are you in? I'm in the second class. I'm class 2. 2. What year and what class are you in? I'm in the second year and second class. I'm a student in class 2-2. (Are the questions and answers correct? Do you have more questions and answers

25. ## Algebra

in that equation I have to solve for x. 5. x^3 + 2x^2 - 9x = 18 in this word problem i have to solve my factoring. 8. Suppose the altitude of a rising hot-air balloon is given by h = 0.04 t2 + 2t, where “t” is the time in seconds after the balloon

26. ## grade 9 algerbra HELP!!!! PLZ!!!

betty is now three times as old as mike, but in five years she will be only twice as old as mike. how old is mike right now? i don't get what your suppose to do

27. ## algebra interest word problem

Steve Marino borrowed \$500 from his credit union for 2 years. The simple that he paid was \$52.90. What simple interest rate was Jeff charged?

28. ## English

Can you please read this for me and tell me if it's right. I don't know if it is suppose to be those or these. Thank you for your help. No matter what topic is being discussed, the first thing that people look for is the positve benefits.These benefits

29. ## algebra 1

Reiny I posted a question earlier (about 3:00) and I have a question about your solution. How did you get -4x? I came up with -8x which does not allow for anymore reduction. Please let me know how you did it. Thanks!

30. ## spelling

what is the comparative and superlative for willing?

31. ## Career Planning

What is a form of payment that orders the issuing agency to pay the amount printed on the form to another party? And what is the type of check that a bank draws on its own in-house funds? Thank you!!

32. ## sociastudies

what natural resources did the colonists use for jamestown

33. ## MATHEMATICS

Find the amount accumulated in the sinking fund if \$1600 is deposited quarterly for 20 years at 6% per year. (Assume end-of-period deposits and compounding at the same intervals as deposits. Round your answer to the nearest dollar.)

34. ## Criminal Justice

I am doing an assignment where I have to explain how the various theoretical schools of crime causation would attempt to explain a criminal’s behavior. I choose to write about Charles Manson. I have read a bit about the social learning theory, however, I

how to write 3.15 as a fraction

36. ## spelling

what is the comparative and superlative for useful?

37. ## science

Please help me to solve this problem. A body is projected vertically upwards with a velocity 20m/s. find the maximum height reached by the body.(g=10m/sec2)

38. ## Probability - CHECK

Could someone check my answers for these questions: 62. Powerball is played with 55 white balls, numbered 1 through 55 and 42 red balls, numbered 1 through 42. Five white balls and one red ball are drawn. In how many ways can a player select the six

39. ## Physics

(Apparently, I'm not allowed to post URLs, but this question is better illustrated by a diagram, i39. tinypic. com/ 17e336. jpg)

40. ## Englsih

This is one of my english homework. Can someone have a look at it and give me some suqqestions. Thank you. The Summary of English Grammar defines the major word-classes in terms of meaning rather than structure. By references to any one of the major

41. ## History

it looks like my teacher printed out highlights from our lesson and whited out parts, it's a "fill in the blank" packet but i don't have the book and it's due tomorrow! What do i do?

42. ## chemistry

What [I^-]should be maintained in KI(aq) to produce a solubility of 1.9×10−5mol PbI2/L when PbI2 is added?

43. ## college

What is the difference between Mahayana and Theravada Buddhism?

44. ## math

Ms Writeacher my math work book which is a fifth grader Harcourt Math Practice Workbook does not say what Tues so my mon think it has to be the same Tues in the week of the other days

45. ## math

Find the amount accumulated in the sinking fund if \$200 is deposited monthly for 14 years at 3% per year. (Assume end-of-period deposits and compounding at the same intervals as deposits. Round your answer to the nearest dollar.)

46. ## English Grammar

Correct these sentences, if necessary! 2) Tommy Boy acted like a child and was treated like a child. 4) Tommy Callahan was a simple guy and nothing seemed to go his way 6)The movie is about Tommy Boy a college graduate that has to run the family business

47. ## Microsoft Word

I am trying to type a paper on word. I can't figure out how to turn off this function? when i go back and add text, it deletes what i have already written, letter by letter as i type. I can't just add a sentence in a paragraph because it is deleting. Any

48. ## algebra 1

I have my solution to this problem but I am not very confident in it being correct. I just want to see if some one else comes up with the same answer. Solve (x^2 - 2x)(x + 3) = -2x(x = 1)

49. ## Science

Am I correct with my answeres below? During which hours of the day is the earth's emitted radiation highest and Why? My Answer: I think it is in the afternoon because of the increase in surface temperature. Why are values of LW^ higher in the summer than

50. ## spanish

I'm trying to say: at the party, Anna and her father argued about Annas behavior.. so far I have: A la fiesta, Anna y su padre rineron acerca de la conducta de Anna. but A, the first word, is wrong and so is the verb ending..? What is wrong with it?

51. ## Math

The scale 1 in.:120ft was used to create a 169.3-inch tall model of Alaska's Mount McKinley. Estimate the height of Mount McKinley from the height of the model.

52. ## science

A scientist wishes to determine how effective a vaccine is in protecting rats against a contagious disease. Which experimental procedure should the scientist use to determine the vaccines effectiveness?

53. ## Chemistry

I have to fill in the missing values in this invisible chart The cation is Sn+2, the Anion is SiO3^-2. I think the compound is SnSiO3, and the name is silicite. Is this right? The cation is Al3+, the anion is S^-2. I guessed the compound was Al2S3, and the

54. ## algebra 2

A fair coin is tossed 4 times. Given that each of the first 3 tosses land tails up, what is the probability that all 4 tosses land tails up?

55. ## To Rune Nielson

I've removed your post asking for very specific information in a poll-like manner. No one should be putting his/her name, age, school, or any other identifying elements online. It's simply not safe.

56. ## Music

Okay, I have to do a powerpoint for Spain. And I need some background music. It would be best if it's Spain music, or somewhat related, but there aren't then any kind of background music that would fit a powerpoint would be fine. Thank you very much.

57. ## math 9 ALGERBRA!!! HELP! please

elenear is three years older than herb. in twelve years the sum of their ages will be 51. how old is herb today? i did this so far but i don't know what to do next? let x represent herb's age x+3 represent elenear's age x+12+x+3+12= 51

58. ## history

A comparison of Native American societies in North American reveals that a. culture and language were the same everywhere b. distinct cultures arose from difference in local climate and terrain c. all were nomadic with little knowledge of agriculture d.

59. ## History

Is the growth of democracy a coincidence? how did expansionism shape american relations?

60. ## College Math

Not sure how to approach this problem. Prove the comparison principle for the diffusion equation, Ut = K*Uxx. If u and v are solutions, and if u

61. ## Math

Amy finished 6/12 of the problems on her timed test. Jackson finished 4/6 of the problems on the timed test. Did they finish the same fraction of the problems? Explain.

62. ## trigonometry

Use fundamental Identities to find the exact value of the expression. Do not use a calculator. Sin² 65° + cos² 65°=??.. How would I attempt to solve this problem??

63. ## Chemistry

Women tend to have more acidic skin than men. Based on the Activity Series of Metals, explain why most men wear 14 K gold rings, but most women wear 18 K gold rings.

64. ## Math

How does the thing for metric system, "King Hector Drinks Units of Delicious Milk" work? What does it stand for?

65. ## spelling

what is the comparative and superlative for troubled?

66. ## Math

How do you solve a proportion

67. ## social studies

what were the names of the ships the colonist sailed on?

68. ## CHEM HELP!!

To a solution of 5 drops of 0.3 M K2CrO4 and 2 drops of 0.3 M NaOH add, a drop at a time 0.1 M Ba(NO3)2 until a change is noted what would be the visual predictions and colour changes or changes in the number of states?

69. ## chem

how do you find the number of electrons in an ionic compound chart, if you haven't been given the charge? Would someone be able to please tell me? thanks

70. ## Latin

In Latin, do you put the noun that is possessive in the genetive case, or do you do the noun that is being possessed? Or both? I thought it was just the possesser, but in example given in my textbook, copia cibi, copia is not in the genetive, but cibi is.

71. ## Latin

Why would multi Romanorum have both multi and Romanorum in the genetive case? Thank you for clarifying this.

72. ## math

A piece of metal 3 7/8 inches long is to be cute from a longer piece of 5 1/16 inches.What will be the length of the remaining piece?

73. ## algebra 1

Determine whether each trinomial is a perfect square trinomial. x^2-16x+64

74. ## English

Indicate the gendr of the bracketed words. I tired them but I am not sure am I right or not. Please look over it and give me suggestion if they are wrong. Thank you!! (They) told the (children) the (stories) they had heard (themselves). They - collective

75. ## Chemistry

In an acid/base titration, why must the indicator (phenolphthalein) be a strong dye?

76. ## Physics

What Net Force is necessary to give a 2.0 kg mass initially at rest an acceleration of 5.0 m/s^2? Is the answer 10. N?

77. ## math

Factor each polynomial completely, if a polynomial is prime say so 9x^2+4y^2

78. ## physics

bluelight wavelength in vacuum 480nm, index of refraction is 1.6 what is the index of refraction in vacuum?

79. ## French Cuisine (URGENT)

Quick question. French cuisine before and after the French Revolution and why did it change. Please help. Thank you.

80. ## Algebra 2

I would really appreciate it someone helped me with this information. 1. Solve the inequality: |3 - 3x/4| >= 9 Solve for x 2.(x - 2)(x + 1) = 4 and factor completely 64 + a^3

81. ## Chemistry

Could this be right? :AG^+1 is the cation. The Anion is SO4^-2. For the compound I wrote Ag4SO1, and in word form, I wrote Silver Sulfite. Is this right?

82. ## English

What would be a good topic paragraph idea for an essay about the shakespeare quote "Some are born great ,some achieve greatness and some have greatness thrustupon them"?

83. ## grade 9 math algerbra

elenear is three years older than herb. in twelve years the sum of their ages will be 51. how old is herb today? i did this so far but i don't know what to do next? let x represent herb's age x+3 represent elenear's age x+12+x+3+12= 51

84. ## Calculus

Find the volume of the cone of maximum value that can be inscribed in a sphere of radius 10cm.

85. ## MATH

END 1045PM ELAPES TIME 12HR 35MIN FIEN WHEN STARTED

Need some info on the Battle of New Orleans I can't find it in my book

87. ## Science

What is the relationship between a mixing ratio and dew point temperature?

88. ## math

Samuel has read 5/6 of his assignment. Judy has read 10/12 of her assignment. Who has read more?

89. ## English

Look at the first note. This is an example note. There are four items. You have to interview your two friends and complete each note. You can see two notes on the right side. In the firs blank you should write down your friend's name. In #2, write down his

90. ## English

1. Use tips to answer the questions with your partner. (What is the meanig of 'tip'?) 2. What is the reading about? What is the reading text about? (Which one is correct? Are both OK?) 3. What year are you in? I am in my first year in London Middle school.

91. ## Oedipus Rex

Has anyone read this play?? I'm having a little trouble comparing and contrasting Oedipus and Kreon. I need to back up my thesis of Kreon serving as a foil for Oedipus... so far what I have is that Oedipus is a tragic hero by his tragic flaws, mistakes and

92. ## Spanish

Hey i was just wondering if any one could help me proofread my spainsh paper. Mi nomber es Toya. Yo vivo en los Estados Unidos y hablos ingles. Tengo veintisiete anos. Yo tengo hermansas y un hermano. Yo no tengo primos o primas. Nosotros somos muy intimos

93. ## American History Honors

How did John D. Rockefeller contribute to American History? -- a paragraph, please

94. ## Literacy

I'm making a bibliography. There's a kind for encyclopedia and a kind for interent. My research is from an encyclopedia on the internet, so which one should I use?

95. ## algebra 1

damon and bob I am not so bright. When I originally posted my question I mistakenly put an = sign where there should have been a + sign. the equation should read like this: (x^2 - 2x)(x + 3) = -2x(x + 1) What does this do to the solution now???

Why is it important to have a code of conduct and behavior expectations for a university

97. ## Powerpoint

Okay, so I'm making a powerpoint on Spain. The criteria said to make it creative. How would you make a powerpoint creative? Any help appreciated. Thank you.

98. ## college math

find the integral of x^2 e^-xdx with the limits of negative infinity to zero. so far, I have, lim as t approaches negative infinity of (-e^-x [x(x+2) + 2] from 0 to t does this converge or diverge?

2h^2-h-3=0

100. ## sociastudies

how did the people who built jamestown settlement make it look so realistic

101. ## History

was the growth of democracy a coincidence,or did it contribute to the market revolution?

102. ## 7th grade math vocabulary

The number of ways 6 people can sit in 6 chairs is the number of________________.

103. ## Science

How is it possible to have an instrument like a bugle that has a fixed-air column play a melody?

104. ## cjs

Policing has profound impacts on the communities to which it belongs. Discuss the positive and negative impacts of policing in your community. Provide specific examples to support your discussion.

105. ## English

Lucy realized that she had made a mistake on the test. How is the noun clause used in that sentence?

106. ## literature

i need a thought 3 pages essay on beowulf as a dramatisation of heroism

10 places, 10 foods, 10 animals, 10 things, 10 people, and 10 games with double letters PLEAse!!! I don't have much time

108. ## history

please check this: The Spanish established outposts in the Southeast to a. trade with Native Americans b. encourage Spanish immigration c. search for prevsious metals d. protect its trade routes. i thnk the answe is A

109. ## english

What are the adjectives in this sentence? Many rain-forest plants reach enormous sizes that may seem unbelievable.

110. ## Science

why the cool basement is damp (high relative humidity) in the summer

111. ## Pre-Calculus

Solve the equation over the interval [0,2π) 4csc^2+1 = 0

112. ## intermediate algebra

one number excceds another ny five, and their product is 66. Find the numbers.

113. ## Science

On this date, the solar noon radiation values at the top of the atmospheree and at the surface at this place are 1317 WM-2 and 920 WM-2. Why is the surface value lower than the value at the top of the atmosphere?

114. ## science

How does cloudiness related to sharp temperature changes?

115. ## problem solving

kirk grew a crystal in science class. On monday it was 13/16 inch tall. it had grown 1/4 inch bet friday and monday. It had grown 1/2 inch between Tues and Fri. How tall was Kirk'a crystal on Tues?

116. ## English

Can you read my conclusion for me. He said that it only had to be a couple sentences long. The restatement of thesis, last strong point about what were arguing, and an exit sentence. Do you think that this is good or have any ideas on what I should add?

117. ## math6

whats between 2 & 2 1/2

118. ## Math

How would you find the sine of 30° without using a calculator?

119. ## Algebra

Algebra - Substitution Question? A+B+C=1 A+C= -1/2 A-B+C= -7 What are the values of A, B, and C?

2w(4w+1)=1

121. ## math

how do I figure this problem You have 3 blue and 3 white beads on a circle string. How many different patterns are possible?

122. ## Math (Check)

The equation y = a^x is a decreasing function a = 1) 1 2) 2 3) -3 4) .25 I think that the correct answer is 3) -3...but I am not sure why? Can anyone please check if I am right and explain why? Please....Thank you for your help!!!

123. ## chem

Some biphenyl(C6H5--C6C5) is produced as a by-product in the synthesis of benzoic acid . where does this come from?

124. ## linguistic

extend the following sentece to illustrate the recursive feature of language(syntax) what is there?

125. ## math

cotxxot2x -cot2xcot3x - cot3xcotx =?? plese help ME

WHICH METAL PARTICLES ARE THE FIRST TO REACT TO HEAT

127. ## SCIENCE

HOW DOES HEAT TRAVEL DOWN THE PEICE OF METAL

128. ## Resonance

What is a real-life appliction of resonance in tubes? I've already written down musical intruments like the organ and flut and trumpet.

129. ## Algebra 11

Thank you for your help. 11. 3/[SQRT(5) - 2] 14. SQRT(x + 4) = SQRT(x) - 2

130. ## Finance

Is the payee the person who's name is after Pay to the Order of? Thanks.

131. ## social studies

how is the settlement at Jamestown different from your community?

132. ## history

please check this: The Greenback pary and Farmers' Aliances both called for a. putting more monety into circulation b. opening American markets to foreign crops c. cutting back on protests d. repeaing the Sherman Silver Purcahase Act i think its A

133. ## Latin

In my Latin book, adjectives are listed like this: antiquus antiqua anitiquum Do they automatically agree with the appropriate gender, when their appropriatly declined using the right declension? thank you!

134. ## English Quick?

When a child dies or is suddenly killed, individuals feel that their child should be cloned. We cant use the word should. What is another word that I could use to replace it? Nothing else makes sense

135. ## Geology

The warmest temperature occurs when? and why does the warmest daily temperature occur in mid-to-late afternoon rather than at the time of the highest sun angle?

136. ## geology

The coolest temperature of the day occurs at sunrise why?

137. ## Math

I am supposed to find the 4 vertices of the ellipse 1=(((x+1)^2)/4)+(((y-4)^20/9) How would I go about doing that?

138. ## Math

*CORRECTION* I am supposed to find the 4 vertices of the ellipse 1=(((x+1)^2)/4)+(((y-4)^2)/9) How would I go about doing that?

139. ## History

What are some character traits or skills the Beatles had? So far I have peace-loving, poetic, creative, and musical risk-takers. Thank you!

140. ## math

what is the value of 4 in 0.045

141. ## Sound Barrier

Could someone tell me what sound barrier is and what it means to break the sound barrier (in really simple terms)?

142. ## spelling

what is the positive and comparative for worst?

143. ## history

what aspects of post-Civil War industrialization presented the greatest contrast to pre-Civil War industrialization?

144. ## math

the response from Ms writeacher did not show the answer

145. ## social studies

who was sent by the pennsylvania legislature to talk to parliament?

146. ## Geology

What does higher dew point mean?

147. ## french

could you please show me how to put this sentance in the past tense? Je communique avec le capitaine Arpot.

148. ## To Writeacher

In what way is Kreon superstitious?? We can only use the play Oedipus Rex and not the others (eg, Antigone..) so I'm finding a little bit difficult to get a good grasp on Kreon's character. At the end of Oedipus Rex it shows how Kreon is eager to grasp

149. ## Algebra I

...excess information.... The historical society tells him that furniture similar to his has been appreciating in value at 10% per year for the last 20 years and that his furniture could be worth \$10,000 now. Is my expression 10,000(1+.1)^x? If so, I have

150. ## Social Studies

How do the functions & structures of government Interrelate

what are the 5 main body parts and what do they do?

152. ## history

What are some significant events or actions that have to do with the Beatles or that the Beatles did? Thank you!

153. ## social-studies

find out the contributins & influences of the europeans on the caribbean's culture

154. ## spelling

what is the comparative and suuperlative of northern?

155. ## spelling

to shoot up sudde nly

156. ## Life Choices

my teacher told us to come up with 10 fundraising ideas other than the usual (selling stuff; bake sale; car wash; raffle; silent auction; pancake breakfast; spagetti dinner; etc.) ANYTHING is ok but what is listed above !!!!!!