# Questions Asked onOctober 16, 2007

1. ## accounting

List the following steps of the accounting cycle in their proper order a. Preparing the post closing trial balance b. postint the journal entries c. journalizing and posting adjusting entries d. preparing the adjusted trial balance e. journalizing and

2. ## science

whats the formula for dicarbon tetrahydride

3. ## CHEM-last part prob.

Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2Al(s) + 3Cl2(g) -> 2AlCl3(s) You are given 19.0g of aluminum and 24.0g of chlorine gas. a)If you had excess chlorine, how many moles of of aluminum chloride could be

4. ## Probs & Stats

a jury of people is chosen from 10 men and 12 women. How many ways can a jury of 6 men and women be chosen?

5. ## help... probability

The Smith family has 4 children that are all girls. What is the probability that the next one will be a girl? You plan on having four children and you want all boys. If you have children, what is the probability you will get four boys?

6. ## Chemistry

mass of empty flask with stopper = 32.634 g mass of flask with water and stopper = 59.479 g density of the water = 0.9973 g/cm^3 mass of water = 26.845 g volume of water = 26.918 cm^3 the flask is then emptied and an unknown substance is added mass of

7. ## algebra

solve ax - 5 = b for a

8. ## physics homework

can you please check my answers? 10. when rewinding a an audio tape or vdieotape, one reel winds fastest at the end. which reel is this? why does it speed up? -The reel is the left and it speeds up because of its greater rotational intertia is near the

9. ## English II

I need to determine a rule as to why the answer is C. A.) Jumping off of a balance beam is different from jumping off a trampoline; each jump requires a unique skill. B.) Jumping off a balance beam is different from jumping off a trampoline; each jump

10. ## physics problem-check

do i have the following answer right? a tv set is pushed a distance of 2m with a force of 20 N that is in the same direction as the set moves. how much work is done on the set? would it be (2 m)(20 N)= 40 J

11. ## physics

How does one Coulomb of charge compare to the charge on an electron? How do you think such a large difference arose historically? i got that the have the same mass and charge. i didn't understand the second part

12. ## Jake

If 142.38 g of l water at 21.7 degrees C is placed into a syrofoam cup with 174.36 g of ice at -27.5 degrees C what would be the final temperature of the entire contents at equilibrium? If it is partially frozen, how many g of the ice has melted? given

13. ## social studies

what is the difference between unlimited government and limited government?

14. ## chem

Mass of tablet: 1.4930g Volume of HCL added: 100ml Find the milimoles of HCL added I have many questions similar to this, could someone explain how to do this...do I just find the # of moles regularly and multiply by 1000? any help would be much

15. ## maths

Find the equation of each line a) with an x intercept the same as 2x-5y=10 and parallel to x=4 b) with an x-intercept of -4 and a y-intercept of 6 please help me, I have no idea how to do these

16. ## Psychology

Franz has recently had a minor accident that resulted in temporary brain impairment. Franz parks his car and as he walks away, Franz can no longer identify the car the further away from it he gets. He says the car is not his because it is too tiny to be

17. ## PHYSICS

Jason is practicing his tennis stroke by hitting balls against a wall. The ball leaves his racquet at a height of 57 cm above the ground at an angle of 80° with respect to the vertical. (a) The speed of the ball as it leaves the racquet is 17 m/s and it

18. ## Honors Algebra II

Solve this equation. [2x 3 3z]=[5 3y 9]

19. ## Social studies

what are the two types of tropical climate regions?

20. ## Jake

A combustion bomb containing 5.417 g of aluminum metal and 15.974 g of iron III oxide is placed in an ice calorimeter that initially contained 7.746 kg of ice (at o degrees C) and 7.894 kg of liquid water (at o degrees C). The reaction, once ignited by

21. ## physics problems

please check my answers. 17. explain how the sport of pole vaulting dramatically changed when flexible fiberglass poles replaced still wodden poles? -the fiberglass poles had more momentum and PE than still wooden poles? 20. does the international space

22. ## Physics

A 50kg skier starts from rest from the top of a 100m slope. What is the speed of the skier on reaching the bottom of the slope? Neglect friction. would i do this: =PE + KE =mgh +1/2mv^2 =50(10)(100) + 1/2 (50)v^2 =50000 +25v^2 =2000 =v^2 44.7m/s =v Is this

23. ## chemistry

what happens when a hot empty coke can is put in a icy cold water ? what is the reaction?

24. ## Physics

A 15 N force is needed to move an object with constant velocity of 5 m/s. What power must be delivered to the object by the force? I konw that P=W/t and W=Fd But other than that I am confused . I am not sure how i would solve this problem.

25. ## ACCOUNTING

I have to prepare an adjusting entry for Dec 31, 2008 for prepaid insurance from this: An analysis of the company's insurance policies provided these facts: Policy A Purchased on April 1, 2007 for 24 month at \$11400. Policy B Purchased on April 1, 2008 for

26. ## taylor approximations why r they useful

why are taylor approximations important? explain why such approximations might be useful? taylor approxmations are important to reduce a function. it is useful to reduce the function into a less complicated form in order to find the approximation. is there

27. ## english

could you look over this for me? we are supposed to come up with a binary to compare two articles and then create something new (i did Christianity) to place in this binary. I want to make sure my intro is specific enough; doesn't "zoom" out to western

28. ## Special Education

In the context of educating children with special needs, Clinical teaching : a) implements educational assessment b) requires rigid instructional methods c) is conducted by specialist clinicians d) is not suitable for students with learning difficulties I

29. ## Physics

Suppose that a police car on the highway is moving to the right at 20 m/s, while a speeder is coming up from almost directly behind at a speed of 31 m/s, both speeds being with respect to the ground. The police officer aims a radar gun at the speeder.

30. ## chem

Malonic acid and succinic acid each have two different pKa values. Malonic Acid pKas: 2.85 and 5.70. Succinic acid pKas: 4.20 and 5.60. Explain clearly why the first pKa of malonic acid is lower than the first pKa of succinic acid, and why the second pKa

32. ## Ap Calc AB

Find the equation of the line tangent to the curve at (5, -3) (x-2)^2 + (y+3)^2 = 9 I solved the derivative to be dy/dx = ((-2x+4)/ (2y+6)) when i plugged in the points (5, -3) I got the slope as -6/0...How is this possible?? How can i find the equation of

33. ## Algebra

How do i graph y=.50x-445?

34. ## math

how would i multiply 365/365 x 364/365 x 363/365...all the way to 326/365 using excel or the ti-83 calculator without having to input all those numbers. please help. thanks.

35. ## Social Studies Repost for Samantha

Social studies - Samantha, Tuesday, October 16, 2007 at 7:02pm i need some sites on travel and tourism in Spain

36. ## algebra

I know the answer is 4 but I don't know how to get to it. I guess I need step by step help on how to solve this. I've run out of ideas. 3[5-3(y-4)]=2y+7 ...sigh

37. ## science

Can you check to see if I understand these questions? 1.when a jumbo jet lands, there is a decrease in both its kinetic and potential energy. where does this engergy go? -The engergy goes under the wings 5. a baseball and a golf ball have the same

38. ## algebra

2t+1=3 it one of the following, but which one? A) 1 B) -1 C) 2 D) -2 please help Me!!!!!

39. ## School

What are some secret random acts of Kindness??? Like something where you do something nice for someone, but they don't know who it is...

40. ## Social Studies

The Adironadack Mountains, the Hudson and Mohawk Valleys, and the Atlantic Coastal Plain are all examples of ?

41. ## Math Repost for Al

math - al, Tuesday, October 16, 2007 at 7:03pm ugh can u answer this for me...................... a car gets 20 mi/gal. how many gallons would a car need to travel 70 ,i?

42. ## Physics

A 50kg skier pushes off the top of a hill with an initial speed of 5m/s. Neglect friction. How fast will he be moving after dropping 20m in elevation? I was wondering if i did this problem correct. PE + KE_f = KE_i mgh +1/2mv_f^2 =1/2mv_i^2 50(10)(20) +

43. ## algebra

i think the answer is -1 is that correct?

44. ## Physics

A wooden block is moving on a rough level surface. It originally has 25J of kinetic energy. If the friction force acting on it is a constant 1N how far will it slide before comming to a stop? KE=F_f 1/2mv^2=F_n (meu) but the problem i run into is that meu

45. ## Social Studies

how is limited and unlimited governments alike

46. ## Social Studies

Why were the Europeans able to conquer large areas of Africa?

47. ## physics

why are lightweight tires preferred over lightweight frams in bicycle racing?

48. ## Social Studies

Why do many African nations have trouble uniting their people?

49. ## Social Studies

What created the demand for slave labor?

50. ## Social Studies

Why is it difficult to travel on many African rivers?

51. ## Geography

Do you feel suburbia is a sustainable way of life?

52. ## social studies

By 1914, what two nations controlled most of africa?

53. ## Ap Calc AB

Find the equation of the line normal to the curve at (0,0). (Normal lines are perpendicular to the tangent lines) 2y + sinx = xcoxy I found the derivative to be (cosy - cosx)/ (2+ xsiny) then the slope tangent is 0...then the slope perpendicular is

54. ## algebra

solve the porportion 2/7 = x/42 the answer is below, but which one A.) 1/2 B.) 12 C.) 2/7 D.) 6 Can you help me pleeezz

55. ## physics questions

can you please check my answers? 1.what would be the path of the moon if somehow all gravitational foces on it vanished to zero? -would the path of the moon be arched. 6. is the force of gravity stronger on a crumpled piece of paper than on a indentical

56. ## social studies

i hope it's ok if i post another question: How did the western nations respond to South Africa's apartheid system?

57. ## Social Studies

Hi again. :] What was King Leopold's role in the final scramble for Africa?

58. ## phy.

check my understanding please. Larry weighs 300 N at the surface of the earth. what is the weight of the earth in the gravitational field of Larry? -would it still be 300 N an astronaugt lands on a planet that has twice the mass as earth and twice the

59. ## factoring

how do you factor/get roots for 3x^2+6x+1?

60. ## Math

Train A and train B leave station going in opposite directions. Train B leaves 1/2 later than train A. Train B travels 80km/h faster than Train A. In 2 hours the trains are 3200KMs apart. How fast is each train traveling.. thank you

61. ## MATH!!

Find equations of both lines through the point (2, -3) that are tengetn to the parabola y=x^2+x i got the derivative as y prime = 2x +1, and i don't know where to go from there. PLEASE HELP this is due tomorrow!!!

62. ## Social Studies

Why is Subsaharan Africa the poorest and least industrialized region in the world today? I'm thinking something to do with corruption. And the literacy rate, maybe?

63. ## Social Studies

Why did Europeans first become interested in Africa? Why Africa, of all places? I'm getting nowhere with this question.

64. ## math

A tangent line is drawn to the hyerbola xy=c at a point P. 1) show that the midpoint of the line segment cut from the tangent line by the coordinate axes is P. 2) show that the triangle formed by the tangent line and the coordinate axes always has the same

65. ## Soc. Std

Can u please tell me any website that will help me find good information on the Boston Tea Party. Thank you!

66. ## Math

An impact printer prints 1 page using regular type and 3 pages using bold type in 23 seconds. If the printer prints 2 pages using regular type and 4 pages using bold type in 34 seconds, how long does it take to print 1 page for each typeface?

67. ## Math

An impact printer prints 1 page using regular type and 3 pages using bold type in 23 seconds. If the printer prints 2 pages using regular type and 4 pages using bold type in 34 seconds, how long does it take to print 1 page for each typeface?

68. ## Physics

A pitched ball is hit by a batter at a 45 degree angle. It just clears the outfield fence, 97 m away. Find the velocity of the ball when it left the bat. Assume the fence is the same height as the pitch.

69. ## math

What are some facts for rate and principle?

70. ## World History

The Mongols in india were foreigners who were also: A.) Confucians B.) Buddhists C.) Muslims D.) Christians

71. ## phy.

Larry weighs 300 N at the surface of the earth. what is the weight of the earth in the gravitational field of Larry? -force= GMm/d^2 would i set it up like force= (9.8m/s^2)(300 N)? an astronaut lands on a planet that has twice the mass as earth and twice

72. ## -/None/-

I'd just like to thank everyone for all the help I've been given. In the future, I'm sure I'll be back. :] Thanks!

73. ## government

What does the Commerce Power allow Congress to do?

74. ## Physics

A baseball is hit at 26.0 m/s at an angle of 58.0 degrees with the horizontal. Immediately an outfielder runs 4.30 m/s toward the infield and catches the ball at the same height it was hit. What was the original distance between the batter and the

75. ## Physics repost please clarify

The distance between earth and the moon can be determined from the time it takes for a laser beam to travel from earth to a reflector on the moon and back. If the round-trip time can be measured to an accuracy of 0.19 of a nanosecond (1 ns = 10-9 s), what

76. ## physics

9. what is the relationship between the force and distance in an inverse square law? does force= the two charges?

77. ## physics problem

why are lightweight tires preferred over lightweight frams in bicycle racing?

78. ## physical science

imagine that you added helium gas to a partially inflated mylar ballon, and expanded as the gas was added. During this expansion process, do you think the pressure of the helium gas inside the ballon increased , decreased or remained fairly constant?

79. ## MICROECONOMICS

Hello ive been struggling with this problem for about 2 days now could someone walk me through it? Suppose a firm faces a downward sloping demand curve given by the equation Q = 100 - (1/3)P. The firm's cost function is given by the equation C = 30 +

80. ## biology

i need help!!

81. ## English

How was Edmond loved in the Count of Monte Cristo?

82. ## Physics

An athlete whirls a 7.40 kg hammer tied to the end of a 1.1 m chain in a horizontal circle. The hammer moves at the rate of 1.4 rev/s. What is the centripetal acceleration of the hammer? What is the tension in the chain?

83. ## financial management

A treasury bond that matures in 10 years has a yield of 6%. A 10 year corporate bond has a yield of 9%. assume that the liquidity premium on the corporate bond is 0.5%. What is the default risk premium on the corporate bond?

84. ## Geography

Are all places along the equator very warm? why or why not? Thanks!!!

85. ## physics homework

I went back through my book again to find the answers can you check them? 10. when rewinding a an audio tape or vdieotape, one reel winds fastest at the end. which reel is this? why does it speed up? (this one I understand. I think that it has something to

86. ## Math

Carol is going to buy a new car which will cost her \$1,500.00 and borrowing the remainder. If she makes monthly payments of \$343.00 for three years, what APR has she paid?

87. ## math

Which number is an element of the whole numbers, but not an element of the natural numbers?

88. ## Social Studies

What is diffuse sunlight?

89. ## Social Studies

Do you have information on the history of apple pan dowdy and its use in colonial America

90. ## physics

please check my answers. 20. does the international space station have gravitational pe? ke? explain? -It has gravitation pe. I thought that Gravitational potential energy is the energy stored in an object as the result of its vertical position or height?

91. ## math repost!!

please help, i procrastinated and now this is due tomorrow!! A tangent line is drawn to the hyerbola xy=c at a point P. 1) show that the midpoint of the line segment cut from the tangent line by the coordinate axes is P. 2) show that the triangle formed by

92. ## physics word problem

A 1000-kg car moving at 10 m/s brakes to a stop in 5 s. The average braking force is? On this question I asked my teacher I am suppose to get 2000 N and I don't get how to get it.

93. ## calculusI

If \$700 is borrowed at 8% interest, find the amounts due at the end of 2 years if the interest is compounded as follows. i know how to solve this problem but i don't know what to plug in for n in the formula for finding the amount quarterly and hourly. plz

94. ## Math (probability) repost for Christine

Math - Christine, Tuesday, October 16, 2007 at 9:13am The odds against Amy winning the tennis tournament are 5:2. Find the probability that Amy wins the tournament ?

95. ## Algebra II

I'm not quite sure how to set this problem up. This is the first of the entire worksheet and I'm sure if I understand one problem I can finish the rest pretty easily. The problem states: When there is no wind, Amelia flies her plane from Oklahoma City to

96. ## Physics

A player kicks a football from ground level with a velocity of magnitude 31.0 m/s at an angle of 30.0 degrees above the horizontal. What is its maximum height?

97. ## science

Hi. I live in Wisconsin and I have to describe how productivity (amount of biomass produced), diversity (variety of species), complexity (number of species in trophic levels and number of trophic levels), and resilience (remaining stable) affects my

98. ## Alegebra II

if 3ãx6 + 3ã8x3 + 3ã1 = 0, then x= (A) -1 (B) 0 (C) 1 (D) 2 (E) 3

99. ## math

how do i solve this using trig identities? 2 csc^2x = 3 cot^2x-1

100. ## english1

how has america benefited from other countries and cultures

101. ## science

a placebo in an experiment is also know as this

102. ## Earth Science

A seismograph station is located 2000 km from an earthquakes epicenter. Explain the order that the S and P waves will arrive at the station.

103. ## Physics

FM radio stations use radio waves with frequencies from 88.0 to 108 MHz to broadcast their signals. Assuming that the inductance has a value of 4.60 x 10^-7 H, determine the range of capacitance values that are needed so the antenna can pick up all the

104. ## spanish

el vestido de rayas de algodon are there two de ( i am not sure if the second one is correct)

105. ## Science

How Does Heat Energy Travel?

106. ## geology

suppose you have a sample of clamshell at a paleoindian site and you measure the 14c activity of aa 100-gram sample of carbon as 320 disintegretions per scond (or 3.2 disingtegrations per gram of carbon per second). a. what was the activity(in

107. ## geology

In this problem, we will use amounts of the isotopes that are proportional to the actual amounts. Trust me, this is mathematically sound. suppose you have a samle of potassium feldspar from a rhyolite and you measure the ratio of atoms of 40 AR to 40K of

108. ## spanish

it says use the following formula es/son (plus) de (plus) material or pattern model - estas botas/cuero = estas botas son de cuero este traje/lana i am not sure what to do

109. ## health

the life expectancy increased from 74% in 1970 to 78%in 1990 what contributed to this factor

110. ## Maths

what is 7twelths+3eights?! Sorry bout my spellin and that, bit scruffy, but plz cud sum1 help me, thanks so much, byexxx

111. ## Circles!!Ugh...

Say you have a circle with a line going straight through the middle and another line crossing it close to the minor arc are both these lines guaranteed to be perpendicular??

112. ## chemistty

Pure (R)-2-bromo-1-fluorobutane reacts with sodium cyanide in aqueous ethanol to form pure (R)-2-(fluoromethyl)butanenitrile. CH3CH2CHCNCH2F2-(fluoromethyl)butanenitrile a. What is the probable mechanism of this reaction? Explain your reasoning. I think

113. ## Managerial Economics

This is some HW for a Managerial Econ class. I've got what I think are the answers, and I'd just like someone to read over my reasoning & check my answers. Any assistance is appreciated. Thanks! 2.) A recent study of the Madison, Wisconsin market by

114. ## Circles

Imagine a stone henge from 3500 years ago. The outer circle consists of 30 stones, each standing 4m tall, 2m wide, and 1m thick. If the circle containing this regular polygon was 33m in diameter, approximately how far apart are the outer stones??

115. ## PHYSICS

A ball is thrown from a point 1.2 m above the ground. The initial velocity is 19.8 m/s at an angle of 34.0° above the horizontal. (a) Find the maximum height of the ball above the ground. (b) Calculate the speed of the ball at the highest point in the

116. ## World History

can u please direct me in the right area for this ? Describe the similarities among the totalitarian dictatorship of Stalin, Mussoline, and Hilter. Include some discussion on how each rose to power and what political party each leader was affiliated with.

117. ## Algebra

3Z+6Z+7=29-4 Please shoe how to solve this Problem.

118. ## s.s

In social studies we are doing the thirteen colonies I need to know more about the first newspapers I need websites with some pictures please help.

119. ## World History

Can U please give me the direction to finding this answer. How did both Ganhi's nationlist movement in India & Kemal's in Turkey differ in terms of their methods of protest and their attitudes toward the West? What actions did each call for the people to

120. ## World Histor

Describe the similarities among the totalitarian dictatorship of Stalin, Mussoline, and Hilter. Include some discussion on how each rose to power and what political party each leader was affliated with.

121. ## Physics

I am given a velocity versus time graph for a runner. For it, I had to figure out the average velocity for the entire 16 s interval (for this, I got 2 m/s). Now they want me to find the displacement of the runner in the first 15.4 s. I know that it must be

122. ## Math

Evaluate 3 1/4x for value of x. question: x=-3

123. ## Physics

Can you please help me with the following questions? please. 1. how much work do you do on a 25-kg backpack when you walk a horizontal distance of 100 m? -I got 2,500 J 4. if you friend pushes a lawnmower four times as far as you do while exerting only

124. ## math

if y=6 3x-y=10 what is x

125. ## math

how do you change adecimel into fraction

126. ## Ap Calc AB

Determine (dy/dx) using implicit differentiation. cos(X^2Y^2) = x I'm really confused what to do now..i think the next steps are: d/dx [cos(X^2*Y^2)] = d/dx [x] = -sin(X^2*Y^2)* ((X^2*2Y dy/dx) + (Y^2*2X)) = 1 = -2YX^2 sin(X^2*Y^2) dy/dx +

127. ## Physics

At the entrance channel of a harbor, the tidal current has a velocity of 4.94 km/hr in a direction 23.2° south of east. Suppose a ship caught in this current has a speed of 15.6 km/hr relative to the water. If the helmsman keeps the bow of the ship aimed

128. ## English

How to I write a proper book report?

129. ## ap physics

can you check my answers? 2.is more work required to bring a fully loaded truck up to a given speed, than the same truck lightly loaded? defend your answer? -more work is required to bring a fully loaded truck up to a given speed because it is doing more

130. ## Literal Equation

how to solve 6=hj+k for j