# Questions Asked onMarch 15, 2009

1. ## algebra 1

Suppose y varies directly as x and that y = 21 when x = 3. Find the value of y when x = 5. Would I be wrong if I said y = 35? In using y = kx with the 21 and the 3 k = 7. So if y = 35 and x = 5 then k = 7. Am I correct or am I way off course?

2. ## crt

Fill in the blanks where called for, and answer true or false where appropriate. 1. Valid arguments are said to be strong or weak. 2. Valid arguments are always good arguments. 3. Sound arguments are ________ arguments whose premises are all ________. 4.

3. ## algebra 1

A man walks at a pace of 3 miles per hour. After 2 hours he stops for a rest. Let t be time AFTER the rest when he continues on his walk. Let d be the TOTAL distance traveled since he started. Write an equation linking d and t. Would the equation look

4. ## math

a bin contains seven red chips, nine green chips, three yellow chips, and six blue chips. Whats the probability od drawing a red chip, replacing it, then drawing a blue chip

5. ## math

a bin contains seven red chips, nine green chips, three yellow chips, and six blue chips. Whats the probability od drawing a red chip, replacing it, then drawing a blue chip

6. ## physics

i keep trying to put this in my calculator but i keep getting the wrong answer...can someone please try it on their calculator and help me? thnks (a) Find the distance r to geosynchronous orbit. Apply Kepler's third law. T^2=((4pi^2)/(GM_E))r^3 Substitute

7. ## physics...

T^2=((4pi^2)/(GM_E))r^3 Substitute the period in seconds, T = 86,400 s, the gravity constant G = 6.67 multiplied by 10-11 kg-1 m3/s2, and the mass of the Earth, ME = 5.98 multiplied by 1024 kg. Solve for r.

8. ## Chemistry (urgent!)

A titration of 15.0 cm3 of household ammonia, NH3, required 38.57 cm3 of 0.78M HCl. Calculate the molarity of the ammonia. Please show steps so that I may unders tand how solve this. Thank you

9. ## CHEMISTRY

Calculate the volume of 0.6M HNO3 necessary to neutralize 28.55 cm3 of 0.45M KOH. PLEASE SHOW ME STEPS SO THAT I CAN UNDERSTAND HOW TO SOLVE THIS PROBLEM. THANK YOU.

10. ## CHEMISTRY

A titration of 15.0 cm3 of household ammonia, NH3, required 38.57 cm3 of 0.78M HCl. Calculate the molarity of the ammonia. PLEASE SHOW ME HOW TO SOLVE THIS. Thank you very much!

11. ## maths

there are 24 hours in a day and scientists tell us that we should sleep for 3/8 of the day.how much time should we spend sleeping?

12. ## first aid

laceration to foream which is actively bleeding. what should the - Immediate action to pervent further injury. How to assess the injury first aid procedures the next stage what happends to the casualty? and How?

13. ## math

If a+3b=5, the value of b is a 4.5 b 7 c 1 d 4 plz explain thanks!!!

14. ## spelling

can you help me unscramble these words have to be 3 or 4 words STERAE

15. ## Biology

Explain how the alternate arrangement of leaves in Ivy plant increase photosynthesis? Please help me! I am stuck in this question!!!

16. ## Spanish Persausive Essay

Identify a problem that involves the Spanish language in some way. Your choice! (Example: Unfairness/bias issues in highstakes testing for ESL students) Propose a solution to the problem. And then support and develope your solution into a persuasive

17. ## Math

Aproximatley what percent of strikeout leaders had 175 or more strikeouts during these years? 2000-187 1994-128 1999-171 1993-169 1998-171 1992-154 1997-175 1991-175 1996-160 1995-150 I don't understand how to find a percent.

18. ## english

can someone please help me analyze what the black fruit dripping sap from the branches of lighting means in the first stanza thank you Passover: The Injections Clouds pass over, endless, black fruit dripping sap from the branches of lightning. We lie down

19. ## math

if a+3b=13 and a+b=5, the value of b is a 4.5 b 7 c 1 d 4

20. ## math

A straight line with slope 5 contians the points (1,2) and (3,K). find the value of K. do we use this method: y2-y/ x2-x

21. ## Research Writing

How did the speaker address arguments and counterarguments in the speech of Charles Foster Kane Campaigns for Governor. American Rhetoric: Movie Speech ''Citizen Kane'' [1941]

22. ## math

how does the lower quartile of the data compare to the least value of the set. 99 88 59 68 57 38 34 25 29 28 i put there is a 12.5 difference between the lower quartile and the lowest value of the set...my teacher marked it wrong and i don't understand why

23. ## biology

where are most of the stomata located? how does its position aid both their function and the functioning of the plant? please help!!!

24. ## economics

Since employment rates are consistently higher in Canada and some Western European countries than in the United States, it apperas that the natural rate of unemployment is lower in the United States. What might explain this difference?

25. ## Math-Trig

Trig Questions- 1. Write the algebraic expression which shows Cos((ArcSin(4/X)), 2. Angle If Csc(-Θ)=15/4? 2. - what quadrant is it in, find the sin(-Θ), Sin(Θ), Tan(90deg-Θ), Tan(Θ), csc(Θ), Sec(-Θ+360deg), Thanks

26. ## English

Can harrowed mean worried? In the dictionary, I'm only finding that it has to do with farming, but in the context I see it in, it looks like it'd mean worried.

as of 1154 when Henry II became England had all of the following regions except Noramndy, Burgundy, Brittany Scottland, Anjou I am not sure if the answer is Burgundy or Scottland - this is my study guide for quarter exam thanks

28. ## math

There are three times as many robins as cardinals visited a bird feeder. If a total of 20 robins and cardinals visited the feeder, how many were robins? Must solve using a systems.

29. ## English

For English class, we're doing a vocab. review for seventh graders, as part of our teaching project. Should seventh graders know what inevitable means? What age should people know that word by? Thank you.

30. ## Pre Calc

Write as a series and express as a rational number: 1. 5.36363636.... 2. 0.0123123.... Use this series and find S1,S2,S3,S4,Sn, and lim Sn. 1/1*3 + 1/3*5 + 1/5*7+...+ 1/(2n-1)(2n+1)

31. ## maths

3 4 7 8 9 find the product of the smallest number

34. ## music

I can't unscramble these letters:SNITTNMERU.

35. ## confudentiality health information

compare and contrasr contributory negligence with comparative negligence.

36. ## AE

steps required for a multicultural education to be effective. would that be treating each student eaqually and fairly?

37. ## math

86 88 80 71 62 75 66 68 (degrees) which sentence best describes the data? a- the temperatures vary by 26degrees b-the interquartile range is 15degrees c-the median temperature os 71degrees d-the lowest temperature is 66degrees i marked out c and d but i

38. ## health information

De. Bob is preparing to operate on sally for an immediately life-threatening condition. just before he begins the operation,he discovers that she is 17years old.her parents,with whom DR.Bob has never discussed the operation,arein the waiting room of the

39. ## Physics

Jessica's weight is 540 newtons. According to the Third Law, if the Earth pulls on Jessica with a force of 540 N, then Jessica pulls on the Earth with a force of 540 newtons that acts in the opposite direction. However, if Jessica stumbles while

40. ## Math

Evaluate the series. 9 ‡” log(k+1/k) k=4

41. ## math

Determine the value graphically. 2^x+1-8=5^(1/3x)

42. ## education

Steps required for a multicultural education to be effective. According to J.A.Banks the steps required for a multicultural classroom to be effective is you must have multicultural education policy statement and supports diversity, the staff should have

43. ## Financing and Budget

If an employer fails to pay state employment taxes on a timely basis, the rate on FUTA taxes will A.remain the same B.be lower C.increase by 100% D. increase I picked D can someone check my answer.

44. ## language

what is beinstein theory

45. ## geometry

you just got a n ew dirt bike with really advanced four stroke engine that burns fuel efficiently and you wonder what kind of gas mileage you are getting. like most dirt bikes your new machine has no odometer to record the miles traveled.The rear tire's

48. ## chemistry

What is electrolysis, and how does it work?

49. ## Urgent Chem Help

Question.. Nicotinic acid (niacin) is a monoprotic acid with the formula HC6H4NO2. A solution that is 0.012M in the nicotinic acid has a pH of 3.39 at 25C. what is the acid-ionization constant, Ka and pKa for this acid at 25C? Attempt.. HC6H4NO2 C6H4NO2- +

50. ## Plz -- Chem Help

Question.. Nicotinic acid (niacin) is a monoprotic acid with the formula HC6H4NO2. A solution that is 0.012M in the nicotinic acid has a pH of 3.39 at 25C. what is the acid-ionization constant, Ka and pKa for this acid at 25C? Attempt.. HC6H4NO2 C6H4NO2- +

51. ## chemistry

how many moles of hydroxide ions are there in 82.35 mL of a 2.164M Sr(OH)2 solution? i understand how to do the math for problems like these, but i don't know how to find the moles of just hydroxide ions.

52. ## english literature

What is the best way to structure and answer an essay with a question that has more than one question in a question

53. ## not sure

what would a good example of white american snack?

56. ## physics

two point charges are 10.0 cm apart and have chargeso of 2.0 uC (micro)and -2 uC, respectively. What is the magnitude of the electric field at the midpoint between the two charges? i think the answr is zero.. but i don't understand how to get to it...can

57. ## Science

We are currently studying water. My teacher said there is a difference between clean and pure water. I forget which is which, though. Would you be able to explain? Thank you!

58. ## physics

The potential differnece across a resistor is 4.4 * 10^2 V. If the resistance of the resistor is 1.8 k ohms, how much current flows throught the resistor? R=1.8 k ohms I=? 4.4*10^2 V V=IR I=V/R = 4.4 * 10^2 ___________ = 2.44*10 1.8 * 10^ 24.4 A is this

59. ## AE.. does it sound ok

Read the following scenario: You are a second-grade teacher at Happy Valley Elementary School. You are teaching language arts and social studies. Your classroom of 21 students consists of 7 white students, 5 Latino students, 4 African American students, 3

60. ## Bible study

Hi, im doing a bible study and it tells mr to unscramble some names. Here are the questions... Towhat for men was Jesus taken to after he was arrested? It was _ _ _ _ _ (NNASA), the father in law of the second man. The second man is _ _ _ _ _ _ _ _

61. ## Math

Limit as n approaches infinity: [(n + 3)/(n + 1)]^n How do I even start this?

62. ## Science

What's the longitude and latitufe for mid-indian ridge? and is the southwest indian ridge and southeast indian ridge one big ridge, or two different ocean ridges?

63. ## chemistry

um, i was wondering what the word is for a substance composed of two or more elements that are chemically combined to form a new substance with different properties. um, i kinda need the answer soon. thanx. :) Kenzie

64. ## chemistry

hi, i was wondering what the two words are for the 18 columns of the periodic table. need an answer within 9:00 est, 6:00 wst

65. ## jumble newspapet puzzle

the couple saved for a rainy day by avoiding this the scrambles letters 2 words snatoeiedkggt first word 7 letters second word in quotes 6 letters

Under the Electronic Signature in Global and National Commerce Act of 2000, electronic signatures can be verified by all of the following EXCEPT: a. by a secret password known by the signing party (signatory) b. by a digitally encoded smart card belonging

67. ## physics

two point charges are 10.0 cm apart and have chargeso of 2.0 uC (micro)and -2 uC, respectively. What is the magnitude of the electric field at the midpoint between the two charges? i think i know how to do it: both E1 and E2 go in the same direction

teouatdlusbb

87. ## english

need help with writing an expossitory essay on healthy eating

88. ## Social Studies: Roman Emperors

What is the life summary of the Roman emperor, Elagabalus ?

89. ## math

long question-sorry I'm a teacher with study hall 1st period & 3 games in my closet-polled the students to see who would play which game. (The problem on my paper gives names, but I'm just giving numbers.) 5 kids said they would play all 3 games. 5 others

90. ## Statistics

A test for independence is applied to a contingency table with 3 rows and 5 columns for two nominal variables. The degrees of freedom for this test will be: A) 20 B) 12 C) 8 D) 15

If the total variation in y values is 200, and the variation explained by regression line is 180, then the coefficient of determination is equal to __________. A) 1.11 B) 0.90 C) 0.81 D) 1.21 I picked D 1.21

Given the least squares regression line = -2.88 + 1.77x, and a coefficient of determination of 0.81, the coefficient of correlation is: A) -0.88 B) +0.88 C) +0.90 D) –0.90 I picked C +0.90

In a goodness-of-fit test, the null hypothesis states that the data came from a normally distributed population. The researcher estimated the population mean and population standard deviation from a sample of 500 observations. In addition, the researcher

94. ## come back bobpursley

i'm hoping you have my answer - i'm still working on it though

A chi-square test for independence with 8 degrees of freedom results in a test statistic of 18.21. Using the chi-square table, the most accurate statement that can be made about the p-value for this test is that: A) p-value < 0.01 B) 0.025 > p-value > 0.01

96. ## Math

Here's a couple examples from my homework. If someone could help me solve this by showing me step by step what to do, it would be so great. Also, any websites that would show me the steps too. Thanks so much. I have to get all my work done by tomorrow and

97. ## Healthcare

What is being done to implement the reform of socialization and care givers?

Mr. Jones’s projects include some of the largest residential subdivisions within the City. While Mr. Jones’ business was developing the infrastructure of its newest and largest subdivision, the City discovered an easement for a city utility line on the

a. Your team is working as a legal team in a mid-size law firm. Your supervisor, a partner in the firm, has been approached by Mr. Al Jones, a land developer and very important client, with the following legal situation: Mr. Jones’s projects include some

100. ## Pysical

What can be one long term goal and one short term goal for physical workout?

101. ## Human Resources

How do regular consultations between managers and their subordinates impact productivity and job satisfaction.

102. ## Liberalism in the 19th Century

Why has liberalism been considered the "ideology of the bourgeoisie" or middle class? I am really struggling with this question... can you please help?

103. ## English

I am looking for a movie with similar themes/philosophies to the book "Cat's Eye" by Margaret Atwood. Any Ideas? :)

129. ## earth scince

What process is mainly responsible for shaping Earth's land surface

130. ## chemistry- lab

i need help locating a lab for regents chemistry. i have the data sheet but misplaced the rest of the lab. i know it's online somewhere, but i'm not sure which lab it is.. (what it is called). The data sheet has 3 charts on it, 1 titled 'solubility'. it

131. ## math-Trig

1. Write the algebraic expression which shows Cos((ArcSin(4/X)), 2. Angle If Csc(-Θ)=15/4? 2. - what quadrant is it in, find the sin(-Θ), Sin(Θ), Tan(90deg-Θ), Tan(Θ), csc(Θ), Sec(-Θ+360deg), Thanks

132. ## physics

Proponents of astrology claim that the positions of the planets at the time of a baby's birth will affect the life of that person in important ways. Some assert that this effect is due to gravity. Examine this claim with Newton's law of gravity. Calculate

133. ## social studies

how was the british parliament reformed duringt the early 1800s

134. ## Algebra 2 / Trig

Here is the problem that I'm having trouble with: Rewrite each series in a sigma notation and find its sum. 1+.09+.81+... I have no idea how I find the common difference or ratio in that one.

135. ## Algebra

Two angles are complementary. The sum of the measure of the first angle and one-fourth of the second angle is 69 degrees. Find the measures of the angles. What is the measure of the smaller angle? What is the measure of the other angle? Can somebody help

136. ## Algerbra

I need help solving the b portion of the equation. 15. Assume that a surveyor stands at the top of a mountain that is “h” feet tall. If the distance (in feet) that he can see is defined by d = 3200.2 SQRT(h), then answer the following. (a) How far can

137. ## ALgerbra 2

I need to factor this equation completely. CAn someone help me please. 2x^4 + 16x

138. ## grade 9 math slope equations

solve and comparison: a)4x-9y=4 6x+15y=-13 im so lost!!!!!

139. ## physical science

an adult and a s,all child get on a seesaw that has a movable fulcrum. when the fulcrum is in the middle, the child can't tift the adult. How should the fulcrum be moved so the two can seewaw

140. ## statics

16. The Roper Organization conducted identical surveys in 1990 and 2000. One question asked women was, “Are most men basically kind, gentle, and thoughtful?” The 1990 survey revealed that, of the 3,000 women surveyed, 2,010 said that they were. In

141. ## grammar

fourthly,he went fishing with his pal. correct grammar.

142. ## crt

Valid arguments are said to be strong or weak.True or false

143. ## chemistry lab repost

i need help locating a lab for regents chemistry. i have the data sheet but misplaced the rest of the lab. i know it's online somewhere, but i'm not sure which lab it is.. (what it is called). The data sheet has 3 charts on it, 1 titled 'solubility'. it

144. ## physics

Two protons are moving directly toward one another. When they are very far apart, their initial speeds are 1.5e6 m/s. What is the distance of closest approach? PLEASE HELP! im very confused.

145. ## Math

If there is a recursively defined sequence such that a1 = sqrt(2) an + 1 = sqrt(2 + an) Show that an < 2 for all n ≥ 1

146. ## Physics

idential point charges of 1.7e-6 C are fixed diagonally on opposite corners of a square. A third charge is then fixed at the center of the square, such that it causes the potentials at the empty corners to change signs without changing their magnitudes.