# Questions Asked onSeptember 29, 2008

1. ## sci 275 envioromental science

risk assessment

outline

3. ## Physics

Cn u plz gv explaination 2 d solutions steps by steps briefly?Cz i really dnt understand hw 2 apply d formula wen i revise it nw. Much appreciated. [g=10 m/s^2 ] a fixed wedge whose smooth sloping face is inclined at 30 degree to the horizontal. A particle

4. ## Physics

Cn u plz gv explaination 2 d solutions bit by bit in brief? Cz i really dnt understand hw 2 apply d formula 2 solve it when i revise nw.Thnkz. [g=10 m/s^2 ]a particle P of mass m kg on a rough horizontal table. The coefficient of friction between P & the

5. ## Physics

Can you explain the solutions steps by steps? Because i really don't understand when i revise it now. Thanks. The lines CA & CB are lines of greatest slope of two smooth fixed planes that intersect in a horizontal line through C. AB is horizontal & 5 m

6. ## chemistry

what is the total pressure of a gas mixture that contains hydrogen at 0.45atm nitrogen at 0.25 atm and argon at 0.60 atm

7. ## Physics

Cn u xplain the solutions steps by steps? Cz i really dnt understand wen i revise it nw. Tnxs u kindly. Two particles A & B are connected by a light inextensible string passing over a smooth pulley P. Particle A, of mass m, lies on a plane inclined at

8. ## Critical Thinking

I have researched several cites...I am stil confused on the difference between deductive and inductive arguments. My question is: who decides if it is a deductive or iductive argument? Ther author or the reader?

9. ## Physics

Can you plz give explaination to the solutions steps by steps in brief? Cz i really don't understand how 2 apply the formula when i revise it nw. Thnkz a lot. [g=10 ms^-2] Particles P, of mass 0.3 kg & Q, of mass 0.2 kg are attached to the ends of a light

10. ## Physics

i really dnt understand wen i revise it nw so cn u xplain the solutions 2 me. Thnks.[take g=10 ms^-2] Two particles P & Q, of equal mass m, are attached to the ends of a light inextensible string. The string passes through a small smooth hole at the vertex

11. ## Physics

Cn u plz gv explaination 2 d solutions steps by steps briefly? Cz i really dnt understand hw 2 apply d formula wen i revise it nw. [g=10 ms^-2 ] Two particles P & Q, of masses 0.2 kg & m kg respectively, are attached to the ends of a light inextensible

12. ## ETH 125 Cultural Diversity

What are an average American's perceptions about Muslim/Arab American and Christian American groups?

13. ## physics

An alpha particle, the nucleus of a helium atom, is at rest at the origin of a Cartesian coordinate system. A proton is moving with a velocity of v towards the alpha particle from the positive x axis direction. If the proton is initially far enough away to

14. ## math

The region between the graphs of y=x^2 and y=2x is rotated around the line x=2. how do you find the volume of the object?

15. ## math

how do you find the volume of x^2 + (y-6)^2=9 when it is rotated about the x-axis?

16. ## 8th grade

Can someone give me a written answer for this: 2.3w - 3.2 + 4.1 = -6

17. ## dont say goodbye vlr

: Identify a viewpoint given in the video that highlights the importance of biodiversity. Do you believe that every species is connected to one another as expressed in the video? Why or why not?

18. ## physics

A 68.0 kg boy and his 45.0 kg sister, both wearing roller blades face each other at rest. The girl pushes the boy hard, sending him backward with a velocity 3.70 m/s toward the west. Ignore friction. How much chemical energy is converted into mechanical

19. ## Chemistry

ΔT = T(mix) - T(initial) And the equations is: HCl(aq)+ NaOH(aq) => NaCl(aq) + H2O(l) And T(mix) = 37 C 50.0 mL of 2.0M HCl = 23.7 C 50.0 mL of 2.0M NaOH = 23.5 C How do I find T(initial), do I just use their averages? Thanks

20. ## math

The smallest integer is zero.Is it ture or false.Give reason.

asked by ra ny
21. ## Health and Human Services

Review the following scenario: You are working as a human services worker at a local United Way agency where the population serves several multicultural clients including Hispanics, African Americans, and Asian Americans. In addition to the multicultural

22. ## B. Lit

The rhyme scheme of the sonnet known as "Sonnet Seventy-Three was regular, seen in the cross rhymes throughout the first twelve verses and a pair rhyme in the heroic couplet (ababcdcdefefgg).

asked by W I C K E D
23. ## Math

How do you turn a negative exponent into a positive exponent?

24. ## physics

A fan drawing electricity at a rate of 1.5kw is located within rigid enclosure of 3m*4m*5m. Enclosure is filled with air at 27oC, 0.1 MPa. The fan operates for 30 minutes. Assume the ideal gas model, determine a) mass (in kg) b) final T (in oC) and c)

25. ## physics

A piston-cylinder assembly with the piston resting on a set of stops, contains 0.5 Kg of He gas intially at 100kPa and 25C. The mass of the piston and the effect of the atmospheric pressure is such that a pressure of 500kPa is required to raise it. How

26. ## math

The absolute value of an integer is always greater than the integer.Is it ture or false.Give reason.

asked by ra ny
27. ## Finance

Need help finding a formula for: Question: Suppose a bank offers you the following deal: You pay to the bank an annuity amount of \$A per year over the next 10 years and the bank will in turn pay you \$40,000 per year starting at the end of year 11 and

28. ## english

i don't know what an understood pronoun is

29. ## Networking LANs

You have been contracted to build a network for a multimedia development firm that currently uses a 10-Mbps Ethernet network. The company requires a high-bandwidth network for the multimedia team, which constantly views and manipulates large files across

30. ## science

Which body has a larger escape velocity, Mars or Saturn? MMars = 0.1 MEarth MSaturn = 95 MEarth RMars = 0.5 REarth RSaturn = 9.4 REarth

31. ## Geology/Earth Science

1. In what climate and on what rock type would you expect a)Karst formation b)Crystal growth; to occur? 2. Explain the process by which potholes in a road get bigger. 3. Why in central Ontario, does the south and southwest side of a building weather faster

32. ## Critical Thinking

Hello Ms. Sue... I would like for you to review my response to a question. Is there a way I can send it to you personally and not post it here?

33. ## algebra

50. a -a +2a +2

34. ## calc

If f(6) = 7, g(6) = 5, f '(6) = -2, and g'(6) = 8, find the following numbers. (a) (f + g)'(6) (b) (fg)'(6) How do you go about approaching these kinds of problems? Thanks

35. ## chemistry

i am given 2.60*10 to the 15th power short tons (which 1 short ton equals to 2000 lb) and i am suppose to convert that into metric tons in which I have that( 1 metric ton equals to 1000 kg) I need help in knowing the steps to work this problem out thanks

36. ## French

Is the word 'maths' masculine or feminine?

37. ## Health

One of the residents complains that he doesnt understand why insurance ccompanies need so much documentation and the reimbursement system is so complex. how do you respond?

38. ## math

if i have 18527 cookies and i have 3 friends how can i divide them equally?

39. ## Health

You work in the hospital's health information management department. Part of your job is to assist the medical residents with completing records documentation. One of the residents complains that he doesnt understand why insurance ccompanies need so much

40. ## Chemisrty

Alexander, who weighs 159lbs , decides to climb Mt. Krumpett, which is 5460ft high. For his food supply, he decides to take nutrition bars. The label on the bars states that each 100g bar contains 10g of fat, 40g of protein, and 50g of

41. ## Health

Compare Point of service plans with health maintenance ortganization plans. I have been looking for this answer in my book for about an hour and i still cant find it! Please Help.

42. ## Pre-calculus

Write the standard form of the equation of the circle that is tangent to x= -2 and has its center at (2,-4). Answer:(x-2)^2+(y+4)^2=16 Is this correct? 2) Find the area of the region between the graph of y=x^3 and the x-axis from x=1 to x=4 Answer: 63 3/4

43. ## physics

A ball is lodged in a hole in the floor near the outside edge of a merry-go-round that is turning at constant speed. Which kinematic variable or variables change with time, assuming that the position is measured from an origin at the center of the

44. ## Math

I need to show how to solve this: Question - 50.50/ 0.5 The calculator shows the answer 101.00 Can you tell me how to solve it?

45. ## Physical Chemistry

A 3 mg sample of an unknown ideal gas is subjected to an adiabatic and mechanically reversible expansion from an initial pressure of 2 atmospheres to a final pressure of 300 torr. Given that gamma for the gas is 1.532 and that the temperature drop achieved

46. ## Physical Chemistry3

The specific volume of water is given quite accurately by the empirical relation ln(v) = −6.7081 + 1.01257 ln(T) + 280.663/T Use this relation to derive an equation for the coefficient of thermal expansion and determine the temperature at which this

47. ## Physical Chemistry3

The specific volume of water is given quite accurately by the empirical relation ln(v) = −6.7081 + 1.01257 ln(T) + 280.663/T Use this relation to derive an equation for the coefficient of thermal expansion and determine the temperature at which this

48. ## Physical Chemistry4

A 3 mg sample of an unknown ideal gas is subjected to an adiabatic and mechanically reversible expansion from an initial pressure of 2 atmospheres to a final pressure of 300 torr. Given that gamma for the gas is 1.532 and that the temperature drop achieved

49. ## Physical Chemistry2

One mole of a van der Waals gas with a=15.0 l^2 atm mol^−2 and b=0.015 l mol^−1 is expanded reversibly and isothermally from 1 atm to 0.5 atm at a temperature of 300 K. Calculate w for this process, and compare it with that required to expand an ideal

50. ## Physical Chemistry1

One mole of an ideal monatomic gas at 300 K and 1 atm is compressed adiabatically by application of a constant external pressure of 25 atm until mechanical equiliibrium is achieved. Calculate the final temperature of the gas, as well as q, w, deltaU and

51. ## Health

You're an inpatient coder in a hospital. You've just coded a Medicare Part A record with a diagnosis-related group reimbursement of 12,000. You notice in the hospital's computer billing system that the patient's charges are 19,500. That's 7,500 more than

52. ## Health

why did the centers for medicare and medicaid services implement the national correct coding initiative in 1996

53. ## math

how do you work out bearings for y8 maths homework

54. ## government

there has been some criticism of the power of the presidency today;this type of presidencyis referred to as a (N) A)dictatorial B)pluralistic C)rope of sand D)imperial . I think its a

55. ## government

the major importance of the 12th amendment is that it:

56. ## government

the framers of the constitution called for the president to be elected by: A)congress B)a direct vote of the people C) A BODY of electors D)the state legislature. i think b that's how it is now we vote

57. ## O- chemistry

During a recrystalliztion experiment, a student allows the hot solution to cool to room temperature, then chills the solution in an ice bath. Is the student using correct recrystallization technique? Why does the student not simply chill the hot solution

58. ## Dynamath for October

How many peoples votes did John Carry get in 2004

59. ## government

according to the presidential sucession act of 1947, which of these officers follows the vice president in the line of presidential sucession?A)speaker of the house B)secretary C)president pro tempore of the senate d)secretary of the treasury i think its d

60. ## government

one of the major flaws of the elector college system is that

61. ## INTRODUCTION TO BEHAVIORAL SCIENCE

A psychologist is planning to conduct a study that would examine pathological liars and the quality of their romantic relationships. You have been asked to provide the psychologist with a recommendation for which research method should be used to gather

62. ## social studies

i need help on this west verginia ohio valley river

63. ## English

We can buy glasses at an optician's shop. We can buy jewels at a jewel's store. Do we have to use shop or store in this case? optician's shop/store, jeweler's shop/store..... Are both OK?

64. ## English

Read the expressions in a loud voice. Read the expressions in a soft voice. Read the expressions loudly. Read the expressions out loud. Read the expressions aloud. Read the expressions loud. Read the expressions softly. Read the expressions in a low voice.

65. ## Math

A small city produces 500,000 cubic ft. of garbage per week. If all of this garbage were stacked neatly (in a nice vertical pile) on a 100-yard by 60-yard football field, how high would the pile be (in feet)?

66. ## Chemistry

Alexander, who weighs 159lbs , decides to climb Mt. Krumpett, which is 5460ft high. For his food supply, he decides to take nutrition bars. The label on the bars states that each 100g bar contains 10g of fat, 40g of protein, and 50g of

67. ## Re: Finance

Thanks, Economyst. What formula did you use to calculate 17.53117? I found a formula that I thought would work to get that sum, but I got a different number. The formula is: 1 - 1.1^(-10)/ 0.1 and also: (40000* 163)/17.53 = \$371933 is the answer?

68. ## algebra

I don't know proceedure to figure, I have answer: -50 I cannot figue out steps to get correct answer. I keep getting 0. -52 - (-5)2 P.S. both twos are small and raised. Cannot get it exact on this message board

69. ## Critical Thinking

Read the article “Controlling Irrational Fears After 9/11” 1) Identify at least two arguments in the article. 2) Outline the premises and conclusions of each argument you find. Answer the following questions for each argument, making sure to explain

70. ## Sapnish 2

How do you say are in spanish?

71. ## algebra

-5 exponent 2=? -(-5) squared=?

72. ## geometry

The relationship "is a pen pal of" is? A.reflexive b.symmetric c.transitive d.none of these

73. ## social studies

Name the middle colonies. Where were they located

74. ## 5th grade

if a letter has a line on it does it mean its a long or short

75. ## 9th grade

Hi, am trying to find out if my son did a collage right ? It is due tommorrow- it is a who i am collage which is suppose to show pictures of his personality that people know about him and things people do not know about him?

76. ## math

How do you solve a problem that asks you to find the 500th term? A beach ball has six vertical sections colored white, orange, yellow, blue, red, and green. If you spin the ball so that 500 colors go by and the first color is white, what is the 500th

77. ## ASAP math

how you do this: The perimeter of an isosceles triangle is 36cm, and the area is 60cm. The length of the base is 3cm less than the length of a leg. Find the length of each side.

78. ## algebra with trig

how do you solve an inequality and graph it's solution?

79. ## science

Why do some countries produce more carbon dioxide than others? ------------------------------------- i know it has something to do with the way a country does things, but i'm not sure how to describe my idea.

80. ## math

-2(-3)squared

81. ## Pre-Calculus

How do I write theta = 45 degrees in rectangular form?? Thanks for your help.

82. ## 7th grade

what is -2(-3) squared

83. ## Physical Science

How can computers predict the outcome of an election soon after the polls close but before all the votes have been counted?

84. ## computers

is there a web site that can show you step by step how to put information into a flash drive

85. ## Physical Science

Plse help i need so much help on thes questions i am SO confused 10. What is stucturally diffrent between an atom and an ion? 13. If prontons and neutrons have the same mass wat is the approximate mass of apronton and nuetronin atomic mass units (amu)? 16.

86. ## social stuidies

explain three factors which may influence a newly married couple to delay having thier first baby

87. ## Lang Arts

I need help on this book called the outsiders if anyone has read this book please email me I really need help its on a oral presentation so Ty please help!!

88. ## Business Law

Need help with mock trial

89. ## social studies

why are so many people interested in oil from the middle east

90. ## Lang Arts

Have you read this book called the outsiders well i need to do an oral presentation on it Here is a poem i need to know how this poem relates to the story and some other details with evidence from the story. Poem: Nothing Gold Can Stay Natures first green

91. ## CUMULATIVE FREQUENCY

I ALSO LOOKED AT THAT WEBSITE, AND WAS STILL CONFUSED. MY TABLE HAS A SOCCER SIGN UP TOTAL FOR 3 WEEKS. WEEK ONE HAS 9 PLAYERS, WEEK 2 HAS 13 PLAYERS, AND WEEK 3 HAS 14 PLAYERS...THE NEXT CHART SAYS TO FIND THE FREQUENCY, AND THEN CUMULATIVE FREQUENCY OF

92. ## HCA 210

Due to medical advancements and increasing costs, many health care services or procedures have moved from the inpatient hospital setting to the outpatient ambulatory care setting. What are the main purposes of ambulatory care? Do you think ambulatory care

93. ## Psychology

I have to make a diagram of a neuron and label the given parts. I have it all finished except for sodium and potassium. I asked my teacher and he said they go in the action potential. I am not sure which one goes where though. I think the sodium is outside

94. ## Science

Cacti store water and food in their ? and, Parts of potato plants that we eat are in fact their ?

95. ## Chem.

What is the balanced equation for ethane?

96. ## o-chem

Explain whether or not each of the following pairs of solvents might be useful as a solvent pair for recrystallization. (a) ethanol-methanol (b) hexane-cyclohexane (c) acetone-ethanol (d) water-ethanol (e) water-cyclohexane

97. ## Lang Arts

Have you read this book called the outsiders well i need to do an oral presentation on it Here is a poem i need to know how this poem relates to the story and some other details with evidence from the story. Poem: Nothing Gold Can Stay Natures first green

98. ## 7th grade

the name of a instrument carried by a weather ballon to measure upper level pressure, temp, humidity and winds

99. ## government

if the constitution is principled document. can i get some examples PLEASE?

100. ## algebra

what or the signs of inequalities ?

101. ## un of phonex

Swot Analysis of JavaNet Internet Cafe

102. ## math

How long is a bicycle in meters?

103. ## Stats

Two the Prada (Italy) and Orcale (USA) are competing for a spot in the upcomings America’s cup. They race over a part of the course several times. Below are the sample times in minutes. At 0.05 significance level can we conclude that there is a

104. ## 3rd grade Math

This is the exact question that is in my son's math book. Please help, I'm completely confused on the question. REASONING Write in order from least to greatest the six numbers whose digits are 2,8, and 9.

105. ## Social Studies

How does attending school benefit both the student and the government?

106. ## English

Can someone help me find a web site of opening sentences?

107. ## government

does the constitution support a stronger national or a stronger state government?

108. ## Physical Geography

Is energy transferred from low latitudes to high latitudes by advection?

109. ## 9th grade

what makes sir launcelot a hero? from the book title: the tale of sir launcelot du lake by: sir thomas malory translated by: keith baines

110. ## Macro Economics

Does anyone know how to calculate the frictional rate of employment...given the following information... The structural unemployment rate of 2.8%, actual unemployment rate of 7% and cyclical unemployment is 2.0% I just need to know the formula to use??

111. ## American History

What is an analogy for 1800's and current sports in american history?

112. ## Science

A cell can no longer supply energy when it cannot provide a closed path for electrons and ions to travel. Based on your knowledge of cells and batteries, where can a cell fail? Provide 3 specific examples. Unfortunately, the only example I can think of is

asked by Lucy X
113. ## biology

Would two nucleotides be sufficient to provide enough codons to code for all 20 amino acids and why? how many amino acids could be coded for by codons containing only two nucleotides? Will three nucleotides per codon work and why or why not?

114. ## accounting

How does using the software of Peachtree and QuickBooks help a small business owner improve their cash flow?

115. ## chemistry

Assume that the entire mass of an atom is concentrated in its nucleus, a sphere of a radius 1.5 x 10 to the -5 pm. If the mass of the atom is 2.39 x 10 to the -22 g, what is the density?

116. ## algebra

The sum of two numbers is 24. Seven times the smaller number is the same as 5 times the larger number. Find the smaller number

117. ## algebra

an orange has 20 fewer calories than a banana. If 7 bananas have the same number of calories as 9 oranges, how many calories are in a banana?

118. ## math

My thousands digit is twice my hundreds digit. The sum of my tens and ones digit is my thousands digit. My hundreds digit is 2 more than my tens digit. My tens digit is greater than 1 and less than 3. What 4 digit number am I?

119. ## social problems

5 major social institution in society

120. ## Physics

A particle leaves the origin with a velocity of 7.2 m/s in the positive y direction and moves in the xy plane with a constant acceleration of (3.0 – 2.0 ˆi ˆj ) m/s2. At the instant the particle moves back across the x axis (y = 0), what is the value

121. ## science

what are 3 changes light energy can cause

122. ## math

(x+y+5)+2x=180 find the value of x and y. please show you got the answers.

123. ## Calculus - Derivatives

The approximation to a definite integral using n=10 is 2.346; the exact value is 4.0. If the approximation was found using each of the following rules, use the same rule to estimate the integral with n=30. A) Left Rule B) Trapezoid Rule The section deals

124. ## chemistry/math

If aluminum has a density of 2.78 g/ml, how much space would 32 grams occupy?

125. ## science

what puts together protein in a cell

126. ## Algebra 1-8th Grade

Describe a situation in which a graph is more helpful thana table. Explain why. I can't thing of any situation that relates to this.

127. ## 11th grade math

I Need help with the following question: If moe has 3x as many singles as larry, and Larry has 4X as many doubles as curly. How many singles and doubles did they each have. They only got singles and doubles. They all had the same number of singles and

128. ## Shakespeare

"Every character in Shakespeare's play has a function important to the plot. Discuss the characterization of Feste using dialogue, actions and what other characters say about him. In your answer, include Feste's function in the play." HELP?! I don't really

asked by W I C K E D
129. ## Chemistry

Elemental sulfur can form sulfur trioxide when burned. When sulfur trioxide is dissolved in water, it yields sulfuric acid. The net reaction is shown. What mass of sulfur is needed to yield 138 grams of sulfuric acid. S8(s) + 12O2(g) + 8H2O(l) -->

130. ## Chemistry

9. Complete combustion of a 0.20 mole sample of a hydrocarbon, CxHy, yields 0.80 mol of CO2 and 1.0 mol of H2O. What is the empirical formula for the hydrocarbon? A. C2H5 B. C4H5 C. C4H8 D. C4H10 E. C3H8 I have C4H8 Correct?

131. ## physics

While her kid brother is on a wooden horse at the edge of a merry-go-round, Sheila rides her bicycle parallel to its edge. The wooden horses have a tangential speed of 6 m/s. Sheila rides at 4 m/s. The radius of the merry-go-round is 8 m. At what time

132. ## Science-8th Grade

Convert these mertic measurements: 1. 5.7g =_____cg =_______mg 2.3326mm =______m =________km 3. 254cm =_______m =_____dm Can you at least give me a conversation table or something, i don't really know how to do these.

133. ## 7th grade History

Hoe do you write a pursasuve essay about selling product from the B.c time.

134. ## Math

Solve each formula for the indicated variable V=xr^2h solve for h. HElp please.

135. ## Math

T=10d+20 Solve for d. I got T/10-2=d Is this correct? and.... L=9.2+0.17m Solve for m round to nearest hundreth or tenth. I got L/0.17-54.1=m Is this correct? thanks for replying.

136. ## Science-8th Grade

In metric, we use_______to measure volume. is the answer mass ??

137. ## College Math

A certain man spent 10% of his life in childhood and 20% of his life as a young adult at which time he married his lovely bride. Five years later his son was born. His son lived to be half the age of his father when his father died. The man died ten years

138. ## calculus

What are the steps to finding that [0,4) U (4, positive infinity)is a representation of the domain of the expression: h(x) = 12x + 3 / 2 - sqrt (x)

139. ## Science-8th Grade

5. Volume is an object is how much ________ it takes up. 6. When we measure the temperature of an object in the metric system, we use _______ 7. Scientist say that measuring mass of an object means measuring how much matter something has. What is matter?

140. ## accounting

what are the uses of accounting?

141. ## Math

Ok, last question for today. :) Tammy is eight years older than Debbie. Three years ago, Tammy was twice as old as Debbie. How old are they now? Need help finding the formula. Thanks