# Questions Asked onNovember 26, 2007

1. ## CHEM

What are the expected bond angles in ICl4+ (or) ICl_4^+ ?? I think that I have the stucture drawn correcty: I is the central atom with one lone pair above it. I then have the Cl's with 6dots around them & then bonded, singly, to the "I". Two "Cl's" go

2. ## CHEM

Which statement best describes the polarity of SF_4Cl_2?? (or: SF4Cl2, if that helps more) 1. Always polar. 2. Always nonpolar. 3. Depending on the arrangement of outer atoms, this molecule could be polar or nonpolar. & how can you tell for certain??? I

3. ## CHEM

For a molecule of fluorous acid, the atoms are arranged as HOFO. What is the formal charge on each of the atoms? Enter the formal charges in the same order as the atoms are listed. For this question I tried entering: +1,-2,+3,-2 and it was wrong...as was:

4. ## CHEM

What is the hybridization of the central atom in COH2?? Would the correct response, out of the following: a) sp b) sp^2 c) sp^3 d) sp^3d e) sp^3d^2 "e"-> sp^3d^2??

5. ## maths

what fraction of 30p is 5p?

6. ## chem

On Easter Sunday, April 23, 1983, nitric acid spilled from a tank car near downtown Denver, Colorado. The spill was neutralized with sodium carbonate. 2 HNO3(aq) + Na2CO3(s) 2 NaNO3(aq) + H2O(l) + CO2(g) (a) Calculate H° for this reaction. kJ

7. ## chem

One mole of H2O(g) at 1.00 atm and 100.°C occupies a volume of 30.6 L. When one mole of H2O(g) is condensed to one mole of H2O(l) at 1.00 atm and 100.°C, 40.66 kJ of heat is released. If the density of H2O(l) at this temperature and pressure is 0.996

X- 0 1 2 3 4 5 6 Y- -7 -4 -1 2 5 8 11 this is a x and y table I need to find out wat the rule is to get y. So the equation would start out like: Y=?????? wat do u need to do with x to get y? and I need help badly! so please!

9. ## CHEM

One other question that I am really not 100% sure on: how do I draw the electron-dot structure for: CHClO. I "think" that CHClO is a trigonal planar molecule, with the central atom being carbon. Is this correct?

10. ## chem

A balloon filled with 22.3 mol helium has a volume of 500. L at 0.0°C and 1.00 atm pressure. The temperature of the balloon is increased to 38.0°C as it expands to a volume of 570. L, the pressure remaining constant. Calculate q, w, and E for the helium

11. ## chem

A balloon filled with 22.3 mol helium has a volume of 500. L at 0.0°C and 1.00 atm pressure. The temperature of the balloon is increased to 38.0°C as it expands to a volume of 570. L, the pressure remaining constant. Calculate q, w, and E for the helium

12. ## chem

2 HNO3(aq) + Na2CO3(s) 2 NaNO3(aq) + H2O(l) + CO2(g) (a) Calculate H° for this reaction. kJ

13. ## Calculus - Maths

I got a few questions. Hope ya'll can help out. 1) for F(X) = 6x - 2x^2 Find the gradient of the chord joining the point where the X coorinates are 1 and (1+h) respectively. b) hence find the gradient at x=1 2) Find the Coordinates of the point on the

14. ## chem

The specific heat capacity of silver is 0.24 J/°C·g. (a) Calculate the energy required to raise the temperature of 140.0 g Ag from 273 K to 295 K. J (b) Calculate the energy required to raise the temperature of 1.0 mol Ag by 1.0°C (called the molar heat

15. ## math

what is 13.12066116 rounded to the nearest hundredth

16. ## CHEM

I kind of need some guidance with "PART C" below: A) The bond angles in CH4 are 109.5degrees, while the bond angles in NH3 are 107 degrees. Based on this information, which type of repulsion must be greater: BP-BP LP-BP ((((for this part I got: "LP-BP" as

17. ## triginometry

hi i tried solving this problem but i get the second part wrong? please help me. thanks you question: a) the maximum number of hours of sunlight is 15.3h, and occurs on June 21(day 172). The minimum number of hours of sunlight is 9.1h, and occurs on

18. ## English

Compare and Contrast the main characters in the novel:"Lolita" by Vladimir Nabokov

19. ## algebra 1

model each rule with a table of values and a graph.. f(x) = 1.5x -3

20. ## Geography

Wha government imposed barriers stop or hinder the export of automobiles? Vehicles equipped with a high horsepower motor use more fuel then most motors. What does the federal government impose on these vehicles?

21. ## physics

A 50 kg skater pushed by a friend accelerates 5 m/sec. How much force did the friend apply?

22. ## social Studies

The Eastern River Valley civilizations began along the ------- and Huang He [Yellow] Rivers.blank

23. ## Maths

the speed of light is 3 * 10^ 8m/s. Jupiter is 778 million km from the sun. Calculate the number of minutes it takes for sunlight to reach Jupiter ? A star is 300 lights away from Earth. If the speed of light is 3 * 10^5 km/s. calculate the disatance from

24. ## History

Describe the delegates who attended the Constitutional Convention.

25. ## This just sounds wrong,.english sentence.

Each person in the choir came from a different background and social class, but were all bound together by the music we practiced.

26. ## the periodic table

combine the chemical symbols for each of the following elements to spell words. carbon +argon =____.chlorine + oxygen +selenium=----+---- +----- =------ .i have 10 questions like these .please help me

27. ## Science

Cloning Colly- A body cell was removed from sheep #1 and the nucleus and its DNA was removed from the body cell. An egg (gamete) was removed from sheep #4 and its nucleus from the egg was discarded. The nucleus and its DNA from sheep 1 is inserted into the

28. ## CHEM

Which answer best describes an O_3/ozone molecule: 1. Each atom in ozone is connected to another atom by 1.5 bonds. 2.The double bond in ozone switches back and forth between the two outer oxygen atoms. 3.An ozone molecule contains one single bond and one

29. ## CHEM

kind of need some guidance with "PART C" below: A) The bond angles in CH4 are 109.5degrees, while the bond angles in NH3 are 107 degrees. Based on this information, which type of repulsion must be greater: BP-BP LP-BP ((((for this part I got: "LP-BP" as

30. ## Ti-83 - Motion equation

Hi I have spent ages trying to work out the way to program my TI-83 calculator to solve the following... I would appreciate guidance or direction to a site that can show me how to solve the following;- motion of two stage rocket is stated by it height y in

31. ## math mesurment

how do you mesurment inch half inch quarter inch andeighth inch

32. ## calculus

Use the given information to find the exact value of the expression: Find cos(2, q),csc q = q lies in quadrant II -7/25 24/25 7/25 -24/25

33. ## Physics

A car that weighs 14900.0 N is initially moving at a speed of 57.0 km/hr when the brakes are applied and the car is brought to a stop in 4.8 s. Find the magnitude of the force that stops the car, assuming it is constant. I found a using Vf=vi+at...a =

34. ## integral confusion

integral of Sec[2x]Tan[2x] i know u is sec 2x du=2sec2xtan2x dx what would i have to multiply with du so it would equal tan 2x dx? if my question is confusing, then here's another example of what i'm talking about: integral of (3x-2)^30 dx u=3x-2 du=3 dx

35. ## English grammar

The bar graph below show the TV viewing habits of Koreans. What is the part of speech of 'below'? Is 'which is' omitted before 'below'?

36. ## Chemistry

What does the ozonolysis followed by hydrolysis of an unsymmetrical, unbranched alkene form?

37. ## Chem

Why does sodium in phenolphthalein change color?

38. ## social studies

Okay i had the long cross word to do and now im down to like the last couple i need help 1. - - - - - - - - - - - - - also known as the "swamp fox" he used Guerilla, hit and run tactics against the brittish in the southern colonies. 2. - - - the Virginian

39. ## algebra 1

the cost in dollars of printing dollar bills when it costs 3.8cents to print a dollar bill

40. ## Mathematics

I don't understand one problem and if you have the time could you please check the other to that follow? 1. Jake was the winner of the mens bike race. He finished the race in 1 hour, 33 minutes, and 32 seconds. Lily had a time of 2 hours and 52 seconds.

41. ## Math

Write 5 names for the number 23.

42. ## English Expressions

1. What are the strong points of TV? It gives use pleasure, and it gives us information. 2. What is a strong point of TV? We can learn a lot watching TV. 3. What do you think is the strong point of TV? We can know latest news from TV. 4. What are strong

43. ## science

I am currently learning about respiratory system in anatomy and this question is not very clear to me: moves from blood to alveoli: _______ moves from alveoli to blood: ________ I am thinking it may be carbon dioxide and oxygen respectively, but I am not

44. ## Physics

A block of mass 7.5 kg is pulled along a horizontal frictionless floor by a cord that exerts a force of 31.0 N at an angle 26.3° above the horizontal. What is the magnitude of the acceleration of the block? I have nooo clue what to do for this one. Can

45. ## geometry constructions

How do you construct a scalene triangle ABC where m

46. ## math

Consider yourself a genetic counselor. Megan and Eric come to you for your services. They are planning on having their first child. Megan’s father died from Huntington’s disease. Eric’s family has no history of Huntington’s disease. They would like

47. ## maths x

heyy xx how do i sbtract fractions from each other eg. 7/9 - 1/2 please help xx

48. ## physics

what r the 4 forces on a plane whilst in flight?, im confused, i don't no whether it means like air resistance....or thrust.maybe u cud help me out :S

49. ## SCI 275

i need help I am having trouble finding this info. Issue Sources Health/Environmental Effects Carbon dioxide (CO2) Chlorofluorocarbons (CFCs) Ground-level ozone (O3) Sulfuric acid (H2SO4)

For many people, the image that comes to mind when they hear, the word slavery is the Transatlantic Slave Trade. I thought of the buying and selling of people, their shipment from one continent to another and the abolition of the trade in the early 1800s.

51. ## Maths

Write down the equation whose roots are: i) two more than ii) the square of iii) three times as much as the roots of the equation 4x^2-x+2=0

52. ## French

Quand allez-vous regarder la tele? I have all these time expressions. -tout a l'heure -dans une heure -ce soir .... Je vais regarder la tele tout a l'heure. Do i just put the time expressions at the end?

53. ## Math

you want to expand the garden by planting a border of flowers. the border will have the same width around the entire garden.the flowers you brought will fill an area of 276sq.ft. How wide should the border be? The inside is 24ft by 16ft but i need to find

54. ## SS

Which of the following is elegible to run for the presidency: a 45 year old banker who was born and raised in Wyoming or a 30year old state legialator who was born in Virginia, lived abroas for 10 years then returned to Virginia? I think both of them are

55. ## Math

How do you do cross cancellation in fractions?

56. ## Math

x^2/3 x = (x^2/3)^2/3 = (125)^2/3 x = 125^.6666 x = 24.9 4 - x/x-2 = -2/x-2 4(x-2)-(x-2)(x/x-2) = (-2/x-2)(x-2) 4x-8-2=2-2x 6x-10=2 6x=12 x=2

57. ## math

what are the five names to write of 23

58. ## Essay Revision #6! GRADE ME!

Hey so here's the closest thing to a final draft I have: 1) At the University of Maryland, we value a diverse community. How have your life experiences and background shaped you into an individual who will enrich the University of Maryland community? As I

59. ## Math

Hello! I need assistance in solving for a side for a right triangle in trigonometry. Can anyone give me the easiest way/formula how to go about solving it? Thank you!

60. ## English Question #1

a)Write about your academic interests and the personal or academic experiences that have led to or nurtured those interests. What did you enjoy learning about in high school either through your classes, extra curricular, leisure activities or your

61. ## Java

Can someone please help me out!!!I included what I have so far.. *Purpose: Say that you owe the credit card company \$1000.00. The company charges you 1.5% per month on the unpaid balance. You have decided to stop using the card and to pay off the debt by

62. ## TI 83 Graphing help !!!

Hi I have spent ages trying to work out the way to program my TI-83 calculator to solve the following... I would appreciate guidance or direction to a site that can show me how to solve the following;- motion of two stage rocket is stated by it height y in

63. ## history

i don't get this quote. can someone please explain? who is they? "there is also the difference between merchants barely tolerated by a centralized empire and those whose rulers and governments used them for their imperial cause... they could, in terms of

64. ## History

How did Jackson abuse the power of the presidency through the spoils system? Is there anything in the constitution that says he was doing something wrong?

65. ## math

I need this by tomorrow morning I had \$6 to pay for part of lunch. My friend had enough money to pay the other part or 3/5 of the bill. What is the total bill?

66. ## Calc III

Hello, Can somebody help me with the following two problems? 1. Find a value of a such that the vector makes an angle of 45 degrees with the vector or show that no such a exists. ---I started by using theta = arccos (u*v)/(absu*absv) must equal (sqrt2)/2

67. ## CHEM

If NO3- has 3 resonance structures, but only one has to be written, where does the extra electron, making there then be 24 electrons, go if you cannot put brackets around the structure you are drawing? Do you put -1 on both of the singly bonded

68. ## Math

The figure shows an existing pipeline passing through two points. Plant WW is in existence at the point (4, 14). A new plant MM, is to be located on the Y-axis at a point such that the pipeline that will be constructed to connect Plant MM to the existing

Hey so here's the closest thing to a final draft I have: 1) At the University of Maryland, we value a diverse community. How have your life experiences and background shaped you into an individual who will enrich the University of Maryland community? As I

70. ## geography

The largest island in the world, located near Canada, is called? Thanks!

71. ## geography

To which continent does Israel belong? Thanks!

72. ## Social Studies - - Gandhi

So, I'm supposed to describe the Salt March, and the Salt Works. I know that one is when Gandhi led a march to the ocean, to protest tax on salt, by evaporating salt water and making their own. The other was when Gandhi's followers lined up and allowed

73. ## Chem Urgency

Is it possible to determine resonance structures.....or no? I understand what it is but I am not sure how the drawings come about or even how to recognize them.

74. ## vocab.

Words to Know affliction cowering fetter gorge infamous lament livid loathsome murky pilgrimage purge relish talon taut writhing 1. The lake's reflection usually creates a glare, but now the surface is _________. murky 2. Sad sounds of his ______ show how

75. ## algerbra

find the constant of variation for each direct variation. 10y=13x and f(x)=4.5x and x+y=0

Does anyone know where I can find the profits/revenue of each brand under GM. I look at the GM site, but it gave me finanical statement of overall revenue of its company. What I need is the profit for like Buick, Saturn, Pontiac...seperatly.

77. ## math

lcm is hard for me can you give all the anwers to my homework please

78. ## math

what is the greatest number of times you would regroup when multiplying a three digit factor by a two digit factor. give an example.

79. ## science

what are three of the populations in an ecosystem near you

80. ## math

you have five bales of hay. for some reason,instead of being weighed individually, they were weighed in all possible combinations of two:bales 1 and 2, bales 1 and 3,bales 1 and 4, bales 1 and 5, bales 2 and 3, bales 2 and 4, and so on. The weights of each

81. ## History

I don`t know the answer to this question. How did common criminals serve the NAZI Third Reich? I looked everywhere. I can`t find an answer. =[

82. ## history

who invented the drainage of south florida?

Why would there be a difference between the price that gives maximum revenue and the price that gives maximum profit?

84. ## history

who controls the flow of fresh water in miami dade county?

85. ## history

what is the name of a group of people captured and taken to babylon by the chaldeans?

86. ## history

what is the assria ?

87. ## Crossword Question

this Canadian Act suspends the individual rights of her citizens. what is it???

88. ## Trigonometry

Which Triangle has 2 solutions? a. A=130 degrees, a=19, b=11 b. A=45 degrees, a= 4(sqrt 2) b=8 c. A=32 degrees, a=16, b= 21 d. A=90 degrees, a=25, b=15 I really don't know how to do this one so I can't put what my answer is.

89. ## poem

can someone write a short poem about discovering the fact that you are a monkey and not wanting to admit it? (Its not Hmwk.. just to put in my friends bday card) Thanks so much!

90. ## science

What moves and picks up rocks and is one slow change to the earth?

91. ## Literature

I need help how Edwards answered the following questions in "Sinners in the Hands of an Angry God." 1. Is it enough to lead a good and decent life? Why? 2. Is it enough to believe in God? Why? 3. What role does having a good physical constitution play in

92. ## Chemistry help

I need help, I don't know how to do these. Single Displacement Fe+S yeilds ___ Mg+O2 yeilds___ Cu+O2 yeilds___ CaO+H2O yeilds___ Decomposition HgO yeilds___ NaHCO3 yeilds___ CuSO4+5H2Oyeilds___ Single Displacement Zn+HCl yeilds___ Zn+CuSO4 yeilds___

93. ## Essay help needed please

Can some one check it Choose apiece of literature you have read and describe how it has affected you. For many people, the image that comes to mind when they hear, the word slavery is the Transatlantic Slave Trade. We think of the buying and selling of

94. ## French

Le futur proche. Are these correct? -They are going to see the film. Ils vont regarder le film. -She is going to leave for work. Elle va partir le travail. -They are going to play sport. Ils vont faire le sport. -You are going to listen to music. Tu vas

How do you know if a graph will grow or decay?

96. ## SCI 275

What are some key ways we can eliminate air pollution

97. ## religion

What ethic of interpretation is imposed on us by the fact that monstrous ritual is fantasy?

98. ## family studies

what are four reasons why anger is less frequent at the preschool age.

99. ## religion

Since the imagination of evil encourages us to do real evil, how should we react to accounts from the media or elsewhere about monstrous evil in our neighborhood or elsewhere in the world?

100. ## WORLD RELIGION

What god, if any, do Buddhists worship?

101. ## math

can you factor this 4x squared + 80x -276=0

102. ## another sentence i need to fix.

i want this to sound smooth At first I didn’t believe that I could relate to my classmates in any way; we were all unique in terms of backgrounds and social classes.

103. ## math

how do you factor a to the 7th + b the the 7th?

104. ## science

What is the percenteges of state sandy loam (Sta)?

105. ## Science

Define environmental sustainability. Then, list three behaviors that threaten environmental sustainability. How could you change those behaviors to reduce threats to environmental sustainability?

106. ## math

i need help factoring this 4x squared + 80x - 276 = 0 i think i have to divide by 4 or something but i cnat get it some1 please help me

107. ## History

I have a quick question. It's about the Holocaust.What kind of people in Germany would support the Holocaust and why? It was so horrible yet Germany still got away with it.

108. ## algerbra

find the range of each function when the domain is {-3,-1.5,0,1,4} r=4t^2+5

109. ## help with citations!

can someone tell me how to cite a source like this: Asthma and sinusitis solutions have been recognized in the years past by the medical community [1] **But the bracketed 1 ([1]) is a superscript on community.** What is that citation called? and where can

110. ## Physics (batteries)

Question: After five minutes of use, a 1Ah capacity battery has lost 0.5Ah of capacity. Calculate the average current draw over the five minute period. Believe it or not, I haven't actually been set this question as homework. I am merely curious and

111. ## Math

Ok, I have this problem that I'm really stuck on: This is it: Find each unit rate: 20 mi in 5 h. Please help I need this by tomorrow!

112. ## Early Child Ed.

Would you please help with this question? (These questions that asks which is "NOT" really confuse me)!! Which one of the following is usually an effective way to stop disruptive behavior that is NOT harmful to the child or others? A) Remove the child from

113. ## Social studies

What tool did the ancient China people use to try to communicate with the dead?

114. ## CHEM (DrBob222)

I had posted the question to that previous chem question, regarding Mo & V...they said that it should have been correct. What I am thinking that I was missing...must have been that I did not include 4s & then just not fill it. I had excluded it from my

115. ## Word Scramble

The letters are B A T E R Y. I have been trying to unscramble them all day.

116. ## general

what are few reasons make the composers 's life so hard?

117. ## college essay help me

can someone check my essay now thanks Choose apiece of literature you have read and describe how it has affected you. For many people, the image that comes to mind when they hear, the word slavery is the Transatlantic Slave Trade. We think of the buying

118. ## forensic medicine

What is vagal inhibition?

119. ## english essay help

hi,in my english class, we had to read an article about a girl who attended stanford. she went for an interview and had trouble filling out the forms. she thinks that colleges don't offer classes that help kids in real life situations. for example, she

120. ## Public Administration / GOVT

This may seem like an easy question, but I am torn between two answers and would like some help. I am inclined to go with D. as my answer, but also feel like A. might also be correct. The greatsest number of elected officials responsible for the machinery

121. ## Physics

i cant get this right. what is the measured resistance of a 1000ohm, 500ohm and a 100 ohm resistor. and there % error

122. ## science project

what fibers absorb the most fluid?diaper,chamois,cotton,wool,silk,rayon

123. ## health

How many grams of fiber does a carb need to have to be considered complex? thanks

124. ## history

who built the levee's for the okeechobee lake?

125. ## Math Calculus

Help! I really do not understand solving functions and derivatines with the Mean Value Theorum. Can anyone help explain it? (my textbook is not helping at all!)