Questions Asked on
October 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+ +

    asked by Please check
  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?

    asked by corey
  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?

    asked by corey
  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

    asked by Anonymous
  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.)

    asked by corey
  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

    asked by Tammy
  7. Geometry

    How do you divide a hexagon into 9 congruent parts?

    asked by Luke
  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

    asked by Lee Kite
  9. math

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

    asked by Jamie
  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

    asked by bob
  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?

    asked by Tammy
  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

    asked by klynn
  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

    asked by jimmy
  14. geometry

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

    asked by ALAN
  15. A&P

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

    asked by Brandi
  16. Mathematics 1

    Add 12 1/3tons to 20 tons 500 pounds

    asked by Anonymous
  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

    asked by Tammy
  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?

    asked by stephanie
  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?

    asked by Tammy
  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

    asked by jessica
  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.

    asked by Adam
  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

    asked by Lee Kite
  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

    asked by mimi
  24. grammar

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

    asked by Austin
  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

    asked by stephanie
  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!

    asked by Sheree
  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

    asked by Jenna
  28. science

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

    asked by naijah
  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

    asked by Tammy
  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

    asked by corey
  31. language

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

    asked by lidia
  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.

    asked by klynn
  33. English Grammar

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

    asked by Patti
  34. geometry

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

    asked by bob
  35. geometry

    Give the reason for the step taken from a proof.

    asked by bob
  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?

    asked by Needs help
  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

    asked by Danny
  38. Spanish 1

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

    asked by Tymara
  39. Chemistry

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

    asked by Greg
  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?

    asked by ALYSSA
  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

    asked by Audrey
  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.

    asked by namrot
  43. Art History

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

    asked by Joy
  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

    asked by kim wilson
  45. help please english

    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

    asked by kelly
  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.

    asked by Krystal
  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?

    asked by corey
  48. Science

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

    asked by Nicole
  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!

    asked by SraJMcGin
  50. Chemistry

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

    asked by Cierra
  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

    asked by Lindsay
  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

    asked by kim willison
  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

    asked by kim willison
  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

    asked by Jenny
  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

    asked by Bruce
  56. SCIENCE

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

    asked by rudy
  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

    asked by Lindsay
  58. Scientific notation

    what does 5.2 x 10^1 equal

    asked by Julie
  59. Mathematics 1

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

    asked by Anonymous
  60. please revise

    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

    asked by kelly
  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

    asked by Keith
  62. math

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

    asked by John
  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

    asked by jessica
  64. please revise english

    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

    asked by kelly
  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,

    asked by Becca
  66. Chemistry

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

    asked by Anonymous
  67. criminology

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

    asked by Anonymous
  68. geometry

    Give the reason for the step taken from a proof.

    asked by bob
  69. geometry

    Identify the property of congruence. If

    asked by kevin
  70. geometry

    Give the reason for the step taken from a proof.

    asked by kevin
  71. chemistry

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

    asked by corey
  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

    asked by theresa
  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

    asked by AMY
  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???

    asked by klar maesen
  75. okayyy... help please?!?

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

    asked by 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

    asked by Chii
  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.

    asked by De'Asia Jones
  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?

    asked by Kris
  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,

    asked by Mary
  80. MATH!!!

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

    asked by Amy
  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,

    asked by Becca
  82. geometry

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

    asked by terizon
  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.

    asked by lance
  84. science

    I am having trouble changing lbs to kilograms to newtons. Can someone please help me?

    asked by Kay
  85. grammar

    please explain compound subjects and compound predicates.

    asked by Bettie
  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

    asked by jessica
  87. Math

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

    asked by Happy face!!
  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

    asked by Ms. Sue
  89. SCIENCE

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

    asked by ASHMEETA
  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

    asked by akiru
  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.

    asked by Cierra
  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.

    asked by Adam
  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?

    asked by jessica
  94. science

    what is the mass in grams of 3.00 mol of Mg

    asked by student-anon
  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

    asked by jessica
  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

    asked by Bongo
  97. Analytic Geometry

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

    asked by Anonymous
  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

    asked by jessica
  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!

    asked by yuka
  100. History

    when did hitler invade poland?

    asked by Alaris
  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

    asked by Tammy
  102. ethics

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

    asked by Anonymous
  103. geometry

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

    asked by bob
  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.

    asked by bob
  105. Math

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

    asked by Manny
  106. Math

    4/5 of 10=

    asked by Liz
  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

    asked by Julie
  108. enlish

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

    asked by brittany
  109. science

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

    asked by nelson
  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

    asked by Jason
  111. Science

    What type of transport supplies a cell with glucose?

    asked by Christopher
  112. mathematics

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

    asked by Anonymous
  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

    asked by jessica
  114. Government

    What federal agency enforces equal employment opportunity legislation?

    asked by Ashley
  115. chemistry

    what is the exponent power of a liter??

    asked by Kamryn
  116. english

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

    asked by jessica
  117. chemistry

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

    asked by amy
  118. algebra

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

    asked by kalie
  119. Life Science

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

    asked by Austin
  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

    asked by Stacy
  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

    asked by jessica
  122. English

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

    asked by Ashley
  123. Math

    / X = 21

    asked by Jessenia
  124. Religion

    Who is the bishop now ?

    asked by Gianna
  125. science

    how are onion cells different from animal cells

    asked by Jacqueline
  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

    asked by Julie
  127. math

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

    asked by marcia
  128. MATH

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

    asked by marcia
  129. S.S.

    how many mountains are in south america

    asked by Pamela
  130. S.S

    how many mountains are in asia

    asked by Pamela
  131. science

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

    asked by Rachezzle
  132. math

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

    asked by manish
  133. algebra I

    9p+3=4(p-8)

    asked by darrius
  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

    asked by Tracy
  135. Government

    What is provided by equal employment practices?

    asked by Ashley
  136. science

    why water changes into water-vapour without boiling

    asked by lol
  137. math

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

    asked by Jamie
  138. social studies

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

    asked by Jamie
  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

    asked by Matt
  140. math

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

    asked by Amy
  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

    asked by kelly
  142. social sudies

    what is a surplus?

    asked by Mary
  143. Science

    How do you figure out velocity? I don't have a very good teacher.

    asked by Josh