# Questions Asked onOctober 3, 2007

1. ## AP Chem

A solution of potassium phosphate is mixed with a solution of calcium acetate. I am supposed to write a net ionic equation. Doesn't need to be balanced. Here is what I did: K3PO4(aq) + Ca(C2H3O2)2 --> KC2H3O2 + Ca3PO4 3K+ + PO4-3 + Ca+2 2(C2H3O2-) --> K+ +

2. ## chemistry

How many moles of solid Ba(NO3)2 should be added to 300 ml of .2 M Fe(NO3)3 to increase the concentration of NO3- ion to 1 M?

3. ## chemistry

What is the finaly concentration of barium ions, Ba2+, in soulution with 100 ml of .1 M BaCl2 is mixed with 100ml of .05M H2SO4?

4. ## math

A company is considering implementing one of two quality control plans for monitoring the weights of automobile batteries that it manufactures. If the manifacturing process is working properly, the battery weights are approximatedly normally distributed

5. ## chemistry

A 1.0 L sample of an aqueous solution contains .1 mol of NaCl and .1 mole of CaCl2. What is the minimum number of moles of AgNO3 that must be added to the solution in order to precipitate all of the Cl(1- charge) as AgCl?(assume that AgCl is insoluble.)

6. ## Physics

A stone is thrown straight up. At the top of the path, the net force acting on it is (ignore air resistance) a) greater than its weight b) greater than zero, but less than its weight c) instantaneously equal to zero d) equal to its weight At the very top

7. ## Geometry

How do you divide a hexagon into 9 congruent parts?

8. ## physics

A 69 kg diver jumps off a 10.4 m tower. (a) Find the diver's velocity when he hits the water. m/s (b) The diver comes to a stop 2.0 m below the surface. Find the net force exerted by the water. N

9. ## math

If 7y-2x-5,then x=?

10. ## geometry

If PQ=3 and PQ+RS=5, then 3+RS=5 is an example of the ___________. A. multiplication property of equality B. reflexive property of equality C. transitive property of equality D. substitution property of equality

11. ## Physics

An example of a force which acts at a distance is a) tension b) weight c) friction d) normal force Isn't the answer c) the further an object goes the more resistance?

12. ## Managerial Economics/Math

This is an MBA-level Managerial Economics Course. I'm working on some HW and just want to double-check my answers. 1. Jimbo's is a new company producing exploding cigars. Jimbo's company has the following demand curve for the cigars: P = 10 - 2Q Jimbo is

13. ## Accounting urgent

Prepare the journal entries to record the following transactions on Panther Company’s books using a perpetual inventory system. (For multiple debit/credit entries, list accounts in order of magnitude.) (a) On March 2 Panther Company sold \$853,700 of

14. ## geometry

Name the property which justifies the following conclusion: given: 3q+9r conclusion: 3(q+3r)

15. ## A&P

how can I remember that the integumentary system is the skin, sweat and oil glands, hair, and nails?

16. ## Mathematics 1

Add 12 1/3tons to 20 tons 500 pounds

17. ## Physics

A stack of books rests on a level perfectly smooth surface. A force F acts on the stack and it acclerated at 3m/s^2. A 1kg book is added to the stack. The same force is applied and now the stack accelerates at 2m/s^2. What was the mass of the original

18. ## physics

An airplane lands and starts down the runway at a southwest velocity of 41 m/s. What constant acceleration allows it to come to a stop in 1.3 km?

19. ## Physics

A constant net force acts on an object. Describe the motion of the object. a) constant acceleration b) constant speed c) constant velocity d) increasing acceleration I believe the answer would be a) constant acceleration. Given F=ma. Is this correct?

20. ## math

heather is buying a t-shirt for \$8. sales tax is 8 1/4 cents per dollar. how much will heather pay in sales tax on her purchase? a)\$0.0825 b)\$0.33 c)\$0.50 D)\$0.66 e)\$0.75

21. ## Calculus

I need to solve this equation for P. I've got it partially solved, but I'm having trouble on the last part. Here's the equation. 4 = -200P^-3 I can get it down to: -50 = P^-3 I think? But, I don't know how to get the -3 away from the P.

22. ## Phsyics

An 865 kg (1912 lb) dragster, starting from rest, attains a speed of 26.7 m/s (59.8 mph) in 0.59 s. (a) Find the average acceleration of the dragster during this time interval. m/s2 (b) What is the magnitude of the average net force on the dragster during

23. ## Algebra

The attendance at a baseball game was 400 people. Student tickets cost \$2 and adult tickets cost \$3. Total ticket sales were \$1050. How many tickets of each type were sold? Instructions: Write an equation to model each situation. Can someone please tell me

24. ## grammar

What is the predicate of this sentence? The dog plays with the children at the playground?

25. ## physics

Two cars are driving toward each other on a straight, flat Kansas road. The Jeep Wrangler is traveling at 84 km/h north and the Ford Taurus is traveling at 43 km/h south, both measured relative to the road. What is the velocity of the Jeep relative to an

26. ## Writing

I have to do an "accordion paragraph" graphic organizer-method paragraph, starting with topic sentence, then three transitions/details, then conclusion, and I don't know what that means!

27. ## Chemistry

ok so here's the question- For the compound Ge[S(CH2)4 CH3]4, determine: a) the ratio, by number, of C atoms to H atoms b) the ratio, by mass, of Ge to S I know this can't be THAT hard...but I'm really not sure on how to get the ratio. for a would I just

28. ## science

whats the laws of newton's first law of motion?

29. ## Physics

A .5kg ball hangs on a string attached to the ceiling. If the string is cut what forces act on the ball as it falls? Ignoring air resistance. Weight is one of the forces acting on the ball. Is there another force acting on the ball? I know there isn't

30. ## chemistry

5Fe(2+ charge) + MnO4(-1 charge) +8H(1+ charge) -> 5Fe(3+ charge) + Mn(2+ charge) + 4H2O In a titration experiment based on the equation above, 25ml of an Acidified Fe(2+ charge) solution requires 14 ml of standard .050 M MnO4(1- charge) solution to reach

31. ## language

what is a compound predicate????and what is simple predicate??/

32. ## Managerial Economics/Math

I wanted to post this as a new question to make sure you saw it. Thanks! :) Posted by klynn on Wednesday, October 3, 2007 at 11:29am. This is an MBA-level Managerial Economics Course. I'm working on some HW and just want to double-check my answers. 1.

33. ## English Grammar

What is the subject of the following sentence? "Allie's house is near the fire station?"

34. ## geometry

Is the statement true or false? Explain your reasoning. Perpendicular lines always intersect at right angles.

35. ## geometry

Give the reason for the step taken from a proof.

36. ## AP Chem

Write the net ionic formula. A bar of strontium metal is immersed in a 1.0 M copper (II) nitrate solution. How do I go about doing this?

37. ## science

Completing Equations of chemical changes: EXample: Al+02- Al2O3 How do Iidentify which type of reaction is taking lace and then balance by using coefficients and not subscripts to balance

38. ## Spanish 1

How do you say Hello my name is Tymara Victoria Wren?

39. ## Chemistry

What is the formula for Iron(III) sulfide? And why?

40. ## MATH

THE STUDENTS FROM JEFFERSON SCHOOL TURNED A VACANT LOT INTO A VEGETABLE GARDEN. TOMATOES WERE PLANTED IN 4/5 OF THE GARDEN SPACE. CHERRY TOMATOES TOOK UP 1/6 OF THAT SPACE. WHAT PART OF THE GARDEN WAS PLANTED IN CHERRY TOMATOES?

41. ## Algebra 2

1.) Write a system of equations that has NO solution. 2.) If you wanted to eliminate the y variables in the system of equations below, what would you multiply the first and second equations by?( Do not solve the equation) 2x-3y=8 7x-4y=11

42. ## English

if anyone's heard of the "experience machine", please let me know if they would go in or not and why. i just need a reason or two. thanks.

43. ## Art History

Can someone provide a link to ancient Gothic music? I need to describe the music from this era.

44. ## economics

use these data to compute accounts receivable turnover ratios and average for 2005 and 2006 2005 2006 net sales \$1,425,000 \$1,650,000 net receivable: beginning of yr \$375,000 \$333,500 end of yr \$420,000 \$375,000

As an eight-year-old-girl, it was my first time on an airplane, traveling from my home in India to the United States with my mom and brother. I sat on the airplane for seventeen hours and felt restless just sitting in my seat. I was wrapped in my blanket

46. ## science

I got this homework assignment from my seventh grade teacher I don't understand how to do it. It is Classifying the States using a taxonomic key.

47. ## chemistry

It requires 30ml of .5M H3PO4 to titrate 45ml of Ca(OH)2 to the equivalence point. What is the M of the base?

48. ## Science

Is CO2+H2O= H2CO3 a balanced equation, How can you tell?

49. ## Spanish for Manny

Stumbled across this this morning! Apparently Julio Cortázar fabricated the words "cornocopio, los famas" and that's why you won't find them in the dictionary!

50. ## Chemistry

If I wanted to get cubic picometers to centimeters, what would be the easiest way?

51. ## Physics

A Cessna airplane can accelerate from rest to a ground speed of 78 knots in 29.8 s. What is the average acceleration of this airplane? I figured out that 78 knots is equal to 89.76 miles, 144.45 km, or 144,450 m. And I think the equation might be

52. ## acconting

working capital management indicate how this transaction might affect dynamic mattress cash and net working capital: Paying out a \$2 million cash dividend

53. ## accounting

working capital management: how this transaction might affect dynamic mattress in cash and net working capital, customer paying a \$2,500 bill resulting from a previous sale. Paying \$5,000 previously owed to one of its suppliers, borrowing \$1 million

54. ## Chem

I have another question concerning (S) & (R) enantiomers of Limonene. How would I compare the physical characteristics of the (R)-(+)-limonene and (S)-(-)-limonene? I guess I don't get how I can determine the physical characteristics of (S) from (R). Would

55. ## Algebra

I cannot seem to work this problem out correctly as all answers found do not make the equation work. 1/4 - 2/3y = 3/4 - 1/3y

56. ## SCIENCE

I NEED TO KNOW THE SYNONYMS OF THE FOLOWING WORDS. PROPERTY SOUND BOILING POIMT MELTING POINT MIXTURE SOLUTION

57. ## Physics

The airplane can take off when its airspeed (speed of the air flowing over the wing) is equal to 65 knots. What is the length of runway required for the plane to take off if there is a 22 knots head wind? The runway at the Tallahassee Regional Airport has

58. ## Scientific notation

what does 5.2 x 10^1 equal

59. ## Mathematics 1

find the value of 22/15 x 65/33 x 18/13

Going to a new school after moving to a new country can be exciting, but also overwhelming and confusing. I had just finished my first grade in India, so when I arrived in U.S.A., I was going to attend second grade. I remember my first day in school and my

61. ## World History / SS

I am having trouble finding the answer to the following homework question. Can someone please assist me so I can get on the right track? Since world war ll, the European imperial countries have: A. Tried to reestablish their former empires especially in

62. ## math

find the value of 22/15x65/33x18/13

63. ## science

table salt-sodium chloride, one of the most common substances occuring in nature-is best classified as which of the following? a)a compund b)a mixture c)a solution d)an alloy e)an amalgam

Going to a new school after moving to a new country can be exciting, but also overwhelming and confusing. I had just finished my first grade in India, so when I arrived in U.S.A., I was going to attend second grade. I remember my first day in school and my

65. ## Algebra

How do I work this problem, it is not a homework problem but a problem similar to a homework problem. I know i need to factor the left side of the problem. here is what I have so far.. x^2-2x+1=7 x^2-2x+1-7=7-7 x^2-2x-6=0 here is where I run into an issue,

66. ## Chemistry

Can anyone give me 5 facts everyone should know about acid rain and 5 facts scientists could tell you about acid rain?

67. ## criminology

What types of social conflict exist in American culture today? Are they productive conflicts, producing results for those who need help?

68. ## geometry

Give the reason for the step taken from a proof.

69. ## geometry

Identify the property of congruence. If

70. ## geometry

Give the reason for the step taken from a proof.

71. ## chemistry

The following problems deal with REDOX: identify the oxidation numbers, etc. a) KMnO4 Mn b)Fe(NO3)2 Fe c)NO2 O

72. ## earth science

i need to know where i can find the brief mythology of the constallation capracornus([[[capricorn]]]) and the constellations inside the capricornus and the type of star they are and the distance from earth and the magnitude(absolute) and the color and

73. ## chemistry

When determining partial negatives and partial positives, does the partial postive go with the more electronegative atom? Ex: C=O, the polarity arrow goes toward the O because its more electronegative than the C but which atom gets the partial negative and

74. ## mythology

is there a site where i can find the matrix of the gods and goddesses in greek, roman, norse, egypt, babylonian, chinese, japanese, african and american mythology???

my question is still not answered, so I was making sure you actually saw it... its down there.. its topic is math, name : Jason

76. ## AP Calc.

I'm working on Proofs for Limits. So my question is how the bloody hell do I do this. This is the equation I am working with: F(x)= (x^2-5x+8)(x-3)/(x-3) Use the limit properties to prove algebraically that limf(x)=2 as X approaches 3

77. ## English

My teacher gave us a paper today about word orders on subjects and verbs.the paper is telling me to underline natural or inverted.I don't know what that mean.Will you please help me.

78. ## Geography

How many states border oceans? My answer is 15. I didn't include the states like Texas that borders the Gulf of Mexico and Connecticut as it borders the Long Island Sound...is this correct?

79. ## Science

I need some ideas for a science project. I need to find a picture of an everyday object which has a similar job or function as that cell part. For example, the nucleus is like a brain. My list includes lysosome, golgi body, cell membrane nucleolus,

80. ## MATH!!!

the square root of 8/3 + the square root of 2/3

81. ## Algenra

How do I work this problem, it is not a homework problem but a problem similar to a homework problem. I know i need to factor the left side of the problem. here is what I have so far.. x^2-2x+1=7 x^2-2x+1-7=7-7 x^2-2x-6=0 here is where I run into an issue,

82. ## geometry

how to decide whether lines with the given equation are parallel, perpendicular,or neither y=-5x-2 y=5x+2

83. ## Physics

A shell is fired horizontally and takes .5 seconds to fall. If its initial speed were doubled, the time it would take to fall would be: .25 seconds I know the answer, but I need an explanation if possible.

85. ## grammar

please explain compound subjects and compound predicates.

86. ## science

the smiths have four chilkdren,all girls. thier fifth is a boy. why did this change occur? a)the conception classes taken by the parents. b)the mother copntribution of a y chromosome c)the fathers contribution of a y chromosome

87. ## Math

What is the the square root of 1000. Thank you.

88. ## Language repost for Paris

language - paris, Wednesday, October 3, 2007 at 8:06pm Culture a white rose, in July like in January, for the sincere friend whom its frank hand gives me. And for the cruel one that takes the alive heart to me whereupon, Thistle nor ortiga culture: culture

89. ## SCIENCE

HOW CAN WE MAKE A MODEL OF HEART WITHOUT USING THERMACOL..Plz give me idias of making a model of heart.

90. ## geography

Hello, this might be quite a task, but I would like for someone to summarise my entire assignment into optimamly 300 words. Yes, that's right, I'm crying right now, after realizing I have gone over the word limit by 2649 words. Anyone have some spare

91. ## Chemistry

Can someone check these answers for me? I know some if not all are wrong, but I don't know which ones they are. -Substances are elements or compounds. Sometimes -Elements exist as molecules. Never -Compounds are molecules. Sometimes -Mercury is an element.

92. ## Calculus - Derivatives

I need help finding the derivative of 100P^-2 I know that 100P^2 would be 200P, but the -2 is throwing me off. Could someone help me out here? Thanks.

93. ## english

the sleeping bag andits two accesories (groung cloth an mattress) are next on the list of basics. if you rewrote sentence 9 begging withthe next of the words should be: a)are b)ground cloth and mattress c)is i choose b am i correct?

94. ## science

what is the mass in grams of 3.00 mol of Mg

95. ## history

the presidentof the united states is elected by electoral college. what type of system is this? a)dictatorship b)monarchy C)pure democracy d)oliogarchy e)represenative democracy

96. ## physics

1. What is the acceleration on the Earth? Remember the equation for an object that starts at rest is this: d = 1/2at2 ( this is an experiment for droping a ball from a 6 meter hight and seeing how long it takes to get to the floor from 6 meters, it took

97. ## Analytic Geometry

Solve each equation using augmented matrices. 2x+y-2z=7 x-2y-5z=-1 4x+y+z=-1

98. ## world history

which came first? a)formation of the french assembly b)execution of king louis xvi c)seven years war d)world war i

99. ## science

I'm having trouble with identifying simple machine. 1)A row boat 2)saw 3)an arm flexing 4)a person hiking 5)a person catching 6)a bikes wheel Help please!

101. ## Physics

Two books of masses m1=10kg and m2= 20kg are connected by a rope. The horizontal force on the more massive box is 900 N. Assume there's no friction. a) what is the acceleration of the more massive box b) Acclereration of the less massive box a) f=ma

102. ## ethics

How have post 9-11 goverment responses affected prejudice and discimination against muslims and related groups?

103. ## geometry

Is the statement true or false? Explain your reasoning. Perpendicular lines always intersect at right angles.

104. ## geometry

From the given true statements, make a valid conclusion. If the dogs get out of the yard, the catcher will take them to the pound. The dogs got out of the yard.

105. ## Math

Write two ratios that can be expressed in simplest form as 3:10

4/5 of 10=

107. ## Scientific notatioin

someone please answer these questions, i want to find out if these sentences are ,= The underslashes are blanks the x's mean multiply and the number after 10 is a power 3,000_3.0 x 10 3 8,800_8.8 x 10 4 659.000_ 6.59 x 10 5

108. ## enlish

in a college essay can you use the word "you"? and also can you write some parts of it in monologue form?

109. ## science

what is the density of a material that has a mass of 54.457g and a volume of 13.5cm

110. ## math

How do you figure out the slope without drawing the graph? I kinda forgot. I have a chart with data, and I need to know the slope please help thank you

111. ## Science

What type of transport supplies a cell with glucose?

112. ## mathematics

which is heavier 9 5/8pounds or 9 3/4pounds

113. ## SCIENCE

AIR IS A COMPOUND of nitogen,oxygen,argon,carbon dioxide,ane other gases.how may air be best described? a)a compund b)a mixture c)a solution d)an alloy e)an amalgam

114. ## Government

What federal agency enforces equal employment opportunity legislation?

115. ## chemistry

what is the exponent power of a liter??

116. ## english

which of the following elements is important in a passsage? a)dialouge b)illlustrations c)rhtym d)levels of usage e)setting

117. ## chemistry

how do you add ph values of neutrals and bases in chemistry?

118. ## algebra

I need help solving this quadratic equation. 4x^2=13x+12

119. ## Life Science

What is the Feature of Life that is illustrated in the statement" That boy shot up 5' in only 1 year." ??

120. ## pre-algebra(algebra)

I'm not sure if I have the correct answer to this problem...All I have to do is use the Distributive Property to write each expression as an equivalent algebraic expression. Here is the problem: b(c+3d) Is the answer: bc+3bd

121. ## math

john was building a new fence and he wnats it to stand 8 1/2feet above the ground level. to make sure it is secure he must place it 2 3/4 feet into the ground. howlong of a apost should john buy? a)10 1/2 feet b)10 3/4 feet c)11 1/2 feet d)11 1/4 feet e)11

122. ## English

I need an internet source and a webpage source on bureaucracy..and i really don't understand what the difference is

/ X = 21

124. ## Religion

Who is the bishop now ?

125. ## science

how are onion cells different from animal cells

126. ## Math

can someone please answer this quetion 25= y - 4 What does y stand for, the line in the middle of y and 4 means to divide

127. ## math

X/7 = -3 I GOT X=-21 AM I WRITE?

128. ## MATH

-1 3/4 = p - 1/2 HOW DO I FIGURE THIS OUT

129. ## S.S.

how many mountains are in south america

130. ## S.S

how many mountains are in asia

131. ## science

- , Wednesday, October 3, 2007 at 6:01pm What is the name of the region around a magnet where force acts?

132. ## math

one of 2 numbers that can be both the perimeter and the area of the same rectangle

9p+3=4(p-8)

134. ## Thermodynamics

Hi, I am trying to do a prelab and I am really stuck... I have no idea how to go about this, I don't knwo if its worded funny or waht, so any help would be greatly apprecaited. The question is: (This is for a bomb calorimeter of constant volume) Benzoic

135. ## Government

What is provided by equal employment practices?

136. ## science

why water changes into water-vapour without boiling

137. ## math

One Hundredth is what? A.centi- B.dec- C.gram D.liter E.meter F.milli-

138. ## social studies

Who was the commander of the United States during the Civil War?

139. ## Calculus?

If a, b, and c are digits for which 7 a 2 -4 8 b ========= c 7 3 then a + b + b = _______ (A) 14 (B) 15 (C) 16 (D) 17 (E) 18

140. ## math

SQUARE ROOT of 8/3 + SQUARE ROOT of 2/3

141. ## english continued part 3

Do you need to make it longer or is it time to tie it together? As someone who moved to the exact opposite - from the suburbs of Cincinnati to a crappy, noise-filled small town in Taiwan where people can't drive, I understood this completely and loved the