# Questions Asked onDecember 12, 2007

1. ## Chemistry

a precipitate is expected when an aqueous solution of potassium iodide is added to an aqueous solution of: sodium sulfate iron(II) chloride calcium perchlorate barium hydroxide lead nitrate

2. ## math

1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I

3. ## Linguistcs

The police were urged to stop drinking by the fifth. 1. The police were urged to stop drinking by the fifth shot. 2. The police were urged to stop drinking by April the fifth.

4. ## analogy vs. analysis

what is the difference between analogy and analysis?

5. ## Chemistry

Which if the following compounds is insoluble in water (NH4)2CO3 AgBr CuSO4 KI LiNO3 is it CuSO4 because sulfates are insolube

6. ## Math

Lim [(1+x)^(1/x)] - e x->0 x

7. ## algebra

a new parking lothas spaces for 450 cars. the ratio of spaces for fullsized cars to compact cars is 11 to 4. how many spaces are for full-sized cars? how many spaces for compact cars?

8. ## Linguistcs

I cannot recommend visiting professors too highly. 1. I cannot recommend girls to visit professors too highly. 2. I cannot recommend mothers to visit professors too highly at night.

9. ## Physics

A person can lift 45 kg ( aprox 100lb). Using specific gravity as 10.17 How many cubic meters of the metal could the person lift in a) air ? b) water ? c) in water ? Thanks

10. ## Chemistry - Thermodynamics

The heat capacity of a bomb calorimeter is 87.5 kJ/K (this value is for the total heat capacity including that of the water jacket around the reaction chamber). If 67.2g of CH4 (g), is combusted under such reaction conditions, what will be the increase in

11. ## English grammar

Use a singular verb with sums of money or periods of time. Ex) Ten dollars _____ a high price to pay. Ten dollar is a sum of money, so you have to use a singular verb. In this case, the subject acts as a unit. I'll give you another example. ex) Ten years

12. ## Linguistcs

Ambiguous sentences, can you help me with two interpretations for each: 1. He likes galloping horses 2. We laughed at the colorful ball 3.The police were urged to stop drinking by the fifth. 4. I said I would file it on Thursday 5. I cannot recommend

13. ## English Expressions

Spread your fingers. This is the thumb, this is the index finger, this is the middle finger, this is the ring finger, and this is the little finger. How many finger are there in your right hand? Five! That's right. There are five fingers in your right

14. ## Linguistcs

The license fee for pets owned by senior citizens who have not been altered is \$1.50 (actual notice) 1. The license fee for pets owned by senior citizens who have not altered their license is \$1.50. (actual notice) 2 The license fee for pet woned by senior

15. ## Chemistry

drwls, if you are there, I got an answer of 42.5 Kelvin, so then that means it is a negative number if converted to degrees Celsius? Question: The heat capacity of a bomb calorimeter is 87.5 kJ/K (this value is for the total heat capacity including that of

16. ## Math - Logarithmic

log_5[log_4(log_3(x))] = 1 log_5 = log with the base of 5 log_4 = log with the base of 4 log_3 = log with the base of 3 Answer: 3^1024 Too many logs in one equation. . .I don't know how to solve it

17. ## Chem

Manganese dioxide reacts with bromide ions to form manganese ions and bromate ions in an acidic aqueous solution. Write the balanced equation for this reaction. 1)Br- + MnO2 + 3H2O --> Mn2+ + BrO3- + 2H3O+ 2)Br- + 3MnO2 + 6H3O+ ---> 3Mn2+ + 9H2O + BrO3-

18. ## General Chem - Electrochemistry

Give the cell diagram notation of the electrochemical cell that could be used to determine experimentally the dissociation constant (Kw) of water. The standard reduction potential for O2 + H20 + 4 e- ----> 4OH- is 0.40 V For other possible half-reactions,

20. ## Social Studies

In early governments, people lived in small groups and ran the day to day affairs of those groups. What is the name of this form of government?

21. ## English Expressions

Think of the loci method. In this room you can find 9 fixed things and number the things systematically from top to bottom and from left to right. Then you can recall what you have memorized with ease. You need to use the 3 3 3 system. After that prepare 9

22. ## math

Help me solve this!! Joeys father stops at the gas station to buy gas. The car has a 16 gallon tank, and the feul gauge says there are 3-4 of a tank of gas. If joeys dad buys 6 gallons of gas, what fraction of the tank will the car´s feul gauge read??

23. ## Physics

This is the info for the problem: A block of mass M1 = 160.0 kg sits on an inclined plane and is connected to a bucket with a massless string over a massless and frictionless pulley. The coefficient of static friction between the block and the plane is ms

24. ## financing

The revenue recognition principle simply dictates that revenue is recognized in the accounting period that it is earned. For human service organizations, revenue is considered to be earned at the time a service is delivered. For example, let's say a

25. ## la

what are possive pronouns

26. ## math

ratios in systems of equations

Could someone give me some good pointers on how to write a good essay. Or give me a good website that gives advice only. I don't want anyone to do it for me. I just want to do a really good job on my first essay.

28. ## Linguistcs

Ambiguous sentences, can you help me with two interpretations for each: We laughed at the colorful ball 1. We laughed at the couch with the colorful ball. 2. We laughed at the kid who kicked the colorful ball

29. ## math(need 2nd opinion)

1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 A)15 B)15/2 C)-15 D)1/15 I chose A 2)Find the sum of the infinite geometric series. Sigma sign with infinity symbol above and n=1 below. To the right 20(-1/4)n-1 A)25 B)80/3 C16 D)does not exist

30. ## Psychology

What does the term bruised ego mean when put into dialogue with worls of Freud and Erik Erikson. What are potential reprecussions of bruised ego in both models? What would be the consequence of such a thing in either theory? Is there a big difference?

31. ## Math - Logarithmic

Log_8 = Log with the base of 8 log_8 (x-3) - log_8 (3x+11) = log_8 [1 / (x+1)] I use the quotient law for the left side and eliminate log_8. And then what? My Work: log_8 [(x-3)/(3x+11)] = log_8 [1 / (x+1)] [(x-3)/(3x+11)] = [1 / (x+1)] Answer: 7

32. ## Pre-Algabra

Making a pie chart,, can't figure out how to change from percent to degree. can someone help

33. ## Linguistcs

I said I would file it on Thursday. 1.I said I would file the pictures of Thursday. 2. I said I would file Adriana's work on Thursday.

34. ## Math - Algebra

[ (x-3)(x+1) / (3x+11) ] = 0 How would I solve this equation? I don't know how to isolate for x. Answer: 7

35. ## math

how do i round numbers?

36. ## MATH

Factor 5A^2 - 5A

Factor 5A^4 - 5A

38. ## Math

An ancienct manuscript is on display in a museum case. To what pages is the manusript open of the product of the page numbers is 9, 312?

39. ## Biology

Explain what would happen to a red blood cell placed in a solution of 99.3 percent water and 0.7 percent salt. and how can a small particle or liquid droplet enter a cell?

40. ## economics

If businesses believe consumption will increase six months from now, everything else held constant, and they begin to increase investment, what do you predict will happen to aggregate demand? I think it will move to the left.

41. ## Linguistcs

Time flies like an arrow 1. When time flies like an arrow is because we are happy 2. Time flies like an arrow and we get older.

42. ## life science

what is the order of passive transport?(in order)

43. ## Calculus

In the multiplication shown below, the digits have been replaced by letters: different letters represent different digits, and the same letters represent the same digits. What was the origianl multiplication? ABCDE x 4 ====== EDCBA please help tried it

44. ## Chemistry

Phenolphthalein is an indicator that changes colour to pink/purple between pH 8-->10, however, neutralization occurs when pH=7. Why can phenolphthalein still be used as the indicator during a strong acid-strong base titration with virtually no error?

45. ## Chemistry

Hi, if anyone can give me help for any part of the question that would be great! I know how to draw the cell diagram, but am not sure what the half-reactions would be.... Here is the question: Give the cell diagram notation of the electrochemical cell that

46. ## math

Factor x^2a - 1 the 2a is an exponent

47. ## algebra 1

in the equation thingy for y=mx+b how do you solve for b?

48. ## economics

Do monopolies usually tend to result in higher prices, lower quality, fewer choices, or all of the above. I think it's higher prices.

49. ## Language Arts

How was the life of Adolf Hitler as he was growing up?

50. ## economics

The condition of non-exclusiveness means that: It is difficult to keep someone from benefiting from a public good.; There are negative externalities associated with a public good.; The public good is not very fancy.; or There are positive externalities

51. ## methods for teaching

what is the role of the teacher and the role of the students in the method of situational language teaching??? please help me...a million thanks...

52. ## Economics

Can someone help me find some really resourceful websites on the rise and fall of Spain as a world power??? and the rise of the United States as a world power. i have a few books i'm looking through but i need some websites too. Thank you!!!

53. ## art

Why were there fewer patrons in Northern Europe than in Italy?

54. ## english

when did the viet cong end? how did it end?

55. ## management

How can a company: - develp new strategic partnerships. - Identify new revenue stream. -Increase revenue generated by enrollment and retention - How can a College/University Integrate diversity curriculum into courses across all departments

56. ## English grammar

ex) There are two pins on the table. In this sentence, is 'there' is a derived adverb? [Second question] 1. Singular indefinite pronouns use singular verbs: e.g., anyone, anybody, each, either, none 2. Singular indefinite pronouns use singular verbs:

57. ## Language Arts

What did Adolf Hitler do to the Jews at that time?

58. ## college math

13. (4 pts) At an annual flower show, 6 different entries are to be arranged in a row. a) How many different arrangements of the entries are possible? b) If the owners of the 1st, 2nd, and 3rd place entries will be awarded prizes of \$100, \$50, and \$25

59. ## college math

14. (2 pts) How many different ways are there for an admissions officer to select a group of 7 college candidates from a group of 19 applicants for an interview?

60. ## English

Given the premises, discuss whether the conclusion of each argument that follows is (a) true beyond a reasonable doubt, (b) probably true, or (c) possibly true or possibly false. Can someone please check these for me to see if I am on the right track

61. ## science

what volume of helium would be in a balloon the size of a soft drink bottle

62. ## Physics Archimedes buoyancy lab

In calculating the density of a heavy solid. The string holding the heavy solid will cause error. specific gravity= (mass object in air)/ (mass object in air- mass object in water) = density When does it lead to an experimental density that is too high?

63. ## Chem

Calculate the Go for the oxidation of 5 moles of tin in the following balanced reaction. 16HCl + 2KMnO4 + 5Sn ---> 5SnCl2 + 2MnCl2 + 2KCl + 8H2O

64. ## algebra 1 HELP

simply show each step (4n^2-4/1+n^2)(1-n/2n)(1-2n^2+n^4/2+2n) Please help I have a test tommorrow and need to use this as a reference

65. ## sra McGuin

Hi can you do private tutoring - i have a spanish project due on monday thanks

66. ## art

Which painter would take everyday subjects and placed them in bizarre situations? Was it Sigmund Freud, Joan Miro, Rene Magritte, or Yves Tanguy? I think it was Rene Margritte.

67. ## math

Write equation of line given 2 points (1,4) (8,-10)

68. ## Math - Logarithmic

Solve: 2log_3(x) - log_3(x-2) = 2 My Work: log_3(x^2) - log_3(x-2) = log_3(3^2) log_3 [(x^2) / (x-2)] = log_3(27) (x^2) / (x-2) = 27 x^2 = (x-2)(27) x^2 = 27x - 54 x^2 - 27x = -54 27x = -54 x = -2 Textbook Answer: 3 or 6 Where did I go wrong and how should

69. ## PreCalculus

The population of a country doubled in 27 years. What is the exponential growth... can someone help me figure this out please

70. ## math

i love math naw thank you for the help

71. ## English

I'm having trouble diagramming sentences. How do you diagram an object complement? Ex. The stories made them proud of their achievements. Proud is an object complement, right? I can't figure out how to diagram it. Also, how do you diagram things when you

72. ## physics

The motion of a particle is described by x = 10 sin (piet +pie/2 ). At what time ( in second ) is the potential energy equal to the kinetic energy ? here is what i have done so far where am i going wrong V=pie10cos(piet + pie/3) V^2 = pie^2 100cos^2(piet+

73. ## General Chem

The concentration of potassium ions inside a nerve cell is around 20 to 30 times that outside the cell. Calculate the potential difference between inside and outside a nerve cell, if it depends only on this ionic imbalance.

74. ## functions math

hi can any one please help me solve this question? logbase2x+logbase2 3= 3 i factored the left side but i have no idea what to do with the right side.

75. ## statistics

Select five random numbers between 70 and 100. Calculate the mean, median, mode, and midrange of these numbers. Based on your calculations, which measure of central tendency best represents these numbers?

76. ## English grammar

(with words that indicate portions) If the object of the preposition is singular, use a singular verb. If the object of the preposition is plural, use a plural verb. 1. Some of the pie _____ missing.(be) 2. Some of the pies _____ missing.(be) Some

77. ## Algebra

Okay i have a few function questions im gonna post. Im completely confused with these so any help would be great. Minimum or maximum value of: f(x)=2x^2+4x+1 and f(x)=x^2-3x+2 then if f(x)=x^2+9 and g(x)=x-4, find (g*f)(-3) next is if f(x)=x^3+x^2-x-1 and

78. ## statistics

The objective of statistics is best described as: A) To make inferences about a sample based on information we get from a population B) To use population mean, ƒÝ as an estimate of the sample mean, C) To make inferences about a population based on

79. ## math

do you know 5 equal fractions that equal 3 over 4?

80. ## Algebra (word problems)

1) a small pipe can fill a tank in 16 min more time than it takes a large pipe to fill the same tank. Working together, both pipes can fill the tank in 6 min. How long would it take each pipe working alone to fill the tank? 2) a car travels 240 mi. a

81. ## Biology

Pick the BEST answer: A)Which Of The Following Is An "Excitable Cell"? 1) Neuron 2) Electron 3) Hormone 4) Both 1 & 2 5) All Of The Above B)What Is The Popular Molecule That Energizes Many Activities In Cells? 1) Adenosine Triphosphate 2) Adenosine

82. ## art

"Formalism" has two other names, one is "Structurism." Is the other "Rationalism?"

83. ## math

Hi I need someone to check my answers I'll show whatever work I have but for time purposes I'll just post my answers because I think I have most of them correct. Thanks! 1)Find the 20th term of the arithmetic sequence in which a1=3 and d=7. A)143 B)136

84. ## Math

Solve x^2 + y^2 = 36 y = 6 - x^2 Can you help me please

85. ## Eth

what information about race and ethnicity in the United States has helped you better understand or relate to specific minority groups?

86. ## English Expressions

You should not be confused by (at ) the plural form in an adjective phrase or in an adjective clause. Just ignore the adjective phrase or the adjective clause. Then find the subject of the sentence. You can find a suitable verb form in the blank. By

87. ## math

IS it true that a line never ends?

did angela johnson author of the first part last go to public schools as a little girl

89. ## kill a mockingbird

what does scout think cuased her fathers "profound distase" for the practice of crimnal law. this is on the study guide and i cant find the answer thanks

90. ## critical thinking

What is the rhetorical explanation of this phrase: "I would have aced that test if I weren't in a class full of brainiacs. They studied too much and ruined the curve!"

91. ## science

what are the differences between minerals and rocks?

92. ## Science

Explain Why A Hot Air Balloon Rises

93. ## English3

What event has occurred prior to chapter 1 that has led to Hester's imprisonment?

94. ## Social Studies

What do experts believed injluedced the Assyrians to become warriors?

95. ## english

What is the rhyme scheme? How can I find the rhyme scheme of a poem?

96. ## eng

Is it gram. correct to say Samantha's dog......

97. ## Linguistcs

The sentence is ambigous, Can you help me provide two interpretations for it "The chicken is ready to eat"

98. ## Physics

find gravitational field which produces semicircle. To get the answer g=(1/y^3)

99. ## American History

Explain how each of the following government policies encouraged business development: railroad subsidies; tariffs. I don't really know about how railroad subsidies encouraged business development. For tariffs, I got this: tariffs were necessary to protect

100. ## math

1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 A)15 B)15/2 C)-15 D)1/15 I chose A 2)Find the sum of the infinite geometric series. Sigma sign with infinity symbol above and n=1 below. To the right 20(-1/4)n-1 A)25 B)80/3 C16 D)does not exist

101. ## Econ

As the interest rate increases, the opportunity cost of money: A. Increases for both lender and borrower. B. Increases for the borrower but not the lender. C. Decreases for both lender and borrower. D. Decreases for the borrower but not the lender. My

102. ## english

how did the soldiers try to keep enemies away from bran castle?

103. ## english

how did prince dracula become famous hundreds of years after he died

104. ## French

What are some traditional French board games or other french games?

105. ## Science

Why do Phoenix and Athens have a similar Temperature? Why do Philadelphia and London have a similar temperature? Please help!!! This is do tomorrow!!!! Thank you so much, Joseph

106. ## french

What contributions did the french make to america?

107. ## Linguistcs

Ambiguous sentences, can you help me with two interpretations for each: 1. He likes galloping horses 2. We laughed at the colorful ball 3.The police were urged to stop drinking by the fifth.

108. ## Linguistcs

I still need help, I am very confused Ambiguous sentences, can you help me with two interpretations for each: 1. He likes galloping horses 2. We laughed at the colorful ball 3.The police were urged to stop drinking by the fifth. 4. I said I would file it

109. ## Trigonometry

FInd the arc length intercepted by a central angle of 46 degrees 24'6" in a circle with a radius of 35.62m

what's the purpose of Charles Dickens' A Christmas Carol? -inform -persuade -entertain it's entertain right???

111. ## Math

List all the factors of 45

112. ## math

how do you divied?

113. ## math

2323.15\12.5=?

114. ## English

what are complex sentences i can use for the following words; Appeasingly Cadence Disconsolate Draft animal Fastidiouness Gaunt Ignominiously Introspective Malignant Malingerer Placatingly Primordial Reproof Retrogression Vicarious

115. ## math

i cant divide big numbers

116. ## PreCalc

How do i solve for the variable 3x= sqrt5x+1

117. ## PreCalc

Solve for the variable m^2 + 2m +3 > = 0

118. ## PreCalc

write in interval notation 2x^2 < or = 9x+5

119. ## Linguistcs

Are these ok? He likes galloping horses. 1. He gallops in the morning when the horses are rested. 2. He likes to come to the ranch to gallop horse.