Questions Asked on
March 31, 2011

  1. MATH

    IF the first term in a geometric sequence is 0 and no other terms are given what is pattern?

    asked by SHERYL
  2. English

    Make sure all of the commons are used correctly. If I need to add commas please show me where.And any other errors Thanks In your letter of July 18, you made a settlement demand of $20,000; accordingly, we have forward your settlement demand, the medical

    asked by angela
  3. MATH

    PLEASE EXPLAIN HOW TO FIND THE COMMON RATIO FOR THE GEOMETRIC SEQUENCE 16, 40. 100,____, ____ AND 81,54, ______,______,______

    asked by SHERYL
  4. business

    The vice president of human resources at Ato Enterprises feels strongly that workers need to realize the benefits of their hard work. This reveals the firm's responsibility

    asked by Anonymous
  5. English

    need help with thesis and topic sentences. Is this a good thesis? Social networking help change the we speak it is daily journals,send invitation to events, and meet new friends.

    asked by Anna
  6. physical

    our p.e. teacher makes us do alot of laps and the other day i fell on my spine is it good for me

    asked by jimena
  7. algebra

    F(4)=8 what is the ordered pair

    asked by Laurie
  8. Algebra 1A

    Solve for the missing piece of the equation and rewrite the equation. y = mx - 16 (17,8)

    asked by James
  9. math

    How many three-symbol codes can be formed from the letters I,S,P, and Y without repetition?

    asked by Anonymous
  10. statistics

    of all 3-to 5-year- old children, 56% are enrolled in school. If a sample of 500 such children is randomly selected, find the probability that at least 250 will be enrolled in school.

    asked by miriam
  11. math

    what percent of 1 is 4.7?

    asked by mike
  12. Matt 116 Algebra

    This is a discussion problem. y = 45x + 12 I need help solving it

    asked by Angela
  13. Chemistry

    A sample of a gas weighs 4.526g and has a volume of 890.0 mL at 645.0 torr and 29(degrees C). What is its molar mass?

    asked by Toni Jones
  14. Chemistry HELP!!

    A mixture of 0.154 moles of C is reacted with 0.117 moles of O2 in a sealed, 10.0 L vessel at 500 K, producing a mixure of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO?

    asked by Toni Jones
  15. math

    Sa

    asked by tim
  16. chemistry

    write the reaction for Zn + HCl

    asked by Juanita
  17. math

    write an expression for the area of a triangle with a base of b inches and a hei9ght of 12 inches

    asked by lisa
  18. chemistry

    You have prepared a saturated solution of at 20 using 31.0 of water. How much more solute can be dissolved if the temperature is increased to 30?

    asked by Anonymous
  19. Geometry

    Find the area of this quadrilateral with the given vertices: A(-8,6) B(-5,8) C(-2,6) D(-5,0)

    asked by shannon
  20. Geometry

    Find the area of this quadrilateral with the given vertices: A(-8,6) B(-5,8) C(-2,6) D(-5,0)

    asked by shannon
  21. Chemistry

    How much heat is required to raise 75 grams of 0 degree Celsius ice to 135 degree Celsius steam?

    asked by Lizabeth
  22. algebra 2

    Aki's Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by c(x) =0.1x^2 -0.5x+ 9.295 Thank you for your help

    asked by Esther
  23. English

    Posted by rfvv on Wednesday, March 30, 2011 at 9:51pm. 1. Dancing is fun. (Is 'fun' and adverb or a noun? English - Writeacher, Wednesday, March 30, 2011 at 9:57pm In this sentence, it's an adjective, modifying "Dancing." English - rfvv, Thursday, March

    asked by rfvv
  24. mastering physics

    Find an expression for , the tension in cable 1, that does not depend on . Express your answer in terms of some or all of the variables , , and , as well as the magnitude of the acceleration due to gravity .

    asked by Anonymous
  25. mastering physics

    Find an expression for , the tension in cable 1, that does not depend on . Express your answer in terms of some or all of the variables , , and , as well as the magnitude of the acceleration due to gravity .

    asked by Anonymous
  26. math

    f(x)= 3x-5 and g(x)= 2-x^2 evaluate: 1.(fog)(x) 2.(gog)(-2)

    asked by Jeromino
  27. math

    find the inverse of f(x)=3-5x

    asked by Anonymous
  28. Maths

    Hi! I need help. I have worked out total rainfall, I have the monthly average (given by beauro) and I worked out the mean rainfall each month. My teacher says I need to work out the amount of rainfall in m-cubed that would fall on the roof each month. How

    asked by JJ
  29. Economics

    Heya! Okay so what income can be earned from land and what can be earned from enterpreneurship. I know that its profit for capital and wages/income for labour Thanks!

    asked by Tiyana
  30. Afrikaans

    Goeie More Skryf Die volgende sinne in die LYDENDE VORM. 1.Babsy het gister die bal baie hard geskop. 2.Lalla moet daagliks die winkel blitsvin!@#$%^&aan

    asked by Sivashen
  31. math

    what is the equation for selecting a winning numbers for a lotto wheel if 90 numbers are put in the wheel and five had been selected first 13-6-60-24-48 what is the equation for selecting five another winning numbers

    asked by adjei
  32. math

    If f(x)=x and g(x)=x+1 find the function and its domain: 1. gof 2. fof

    asked by Jeromino
  33. math

    how dO find the missing terms for the geometric sequence o,?, ?, ?...... 16, 40, 100......

    asked by SHERYL
  34. math

    If f(x)=x62 and g(x)= sqrt x-3 find fog and its domain.

    asked by Jeromino
  35. math

    If f(x)= Sqrt 2+5x find f^-1.

    asked by Anonymous
  36. Math

    Hi! I need to work out how much water is used per minute in my showerhead, per toilet flush, each dishwasher load, washing machine cycle and taps. How would you suggest I do this if I cannot access the information online? Thanks

    asked by JJ
  37. English - Native speakers

    Hello! How do you call a person who checks if passengers in buses or trains have tickets? It is not a conductor right? Conductor is a person who conducts an orchestra. Another question: How do you call the woman who is helping a woman to give birth? and do

    asked by Mark
  38. physics

    Find the magnitude and direction of a)the resultant b)the equilibrant of two forces 10N acting in the direction N030'E and 15N acting in the eastern direction if boths forces act at a point. Please solve nd give the details especially the B parts of the

    asked by pete onoriode
  39. physics

    I'm trying to find the pressure exerted by an object that has a force of 180 newtons on an area of 10 square centimeters

    asked by Andrew
  40. Maths

    Hi! I'm working on a math assignment... My teacher wants me to find rainfall data and then work out the volume of water that would fall on a roof. I've already worked out the roof area but the roof is made up of multiple squares. The teacher would like me

    asked by Sasha
  41. math

    Is there a common ratio for the geometric sequence and what are the missing terms? 16,40,100,?,? IS there a common ratio for the geometric sequence and what are the missing terms? 81,54,?,?,?

    asked by SHERYL
  42. english

    what is the language in the book strange objects for the journal items?

    asked by Tori
  43. Modern History

    I've got to compose a thesis for my modern history paper on Hitler or Stalin. We are looking at studies of power, in particular the abuse thereof. I'm normally an A grade student but both thesis' I've proposed were either just a statement or too broad. I

    asked by Hayley
  44. Math

    If f(x)= sqrt(x+1) find f^-1 and sketch its graph. If you can't sketch the graph that is fine I will figure that part out. Thanks

    asked by Dillan
  45. Maths - IQR

    Hi! How do you work out the Inter Quartile range? WHats the name for xbar and how do you work this out? THanks

    asked by Sasha
  46. math

    Chords AC and BD intersect at the center of circle ABCD. If the length of CP = 8, which is the length of PB?

    asked by mark
  47. svq2

    how do i write a reflective account on communicating effectively wi th a service user in a care home

    asked by she
  48. math

    Highest possible amount of money that a player can win in one day in jeopardy?

    asked by Heather
  49. chem

    How to determine maximum amplitude of oscillation of a system, using the question below? A large block P executes horizontal simple harmonic motion as it slides across a frictionless surface with a frequency f=1.50Hz. Block B rest on it and the coefficient

    asked by memey
  50. English

    Can someone check my sentences, please? It's really urgent. I don't know how to rephrase "bug", "she did te ultimate". Thank you. 1) My mum started bugging with clothes she chose. I didn't say anything at first, I just turned up my nose. 2)I need to

    asked by Mike
  51. Stats

    An instructor gives a test with 20 multiple choice questions. There are 4 responses per questions and only one choice correct. The test also has 30 True/False questions. Determine the probability a student randomly guessing on all questions and correctly

    asked by Lacey
  52. Math

    To allow for more dancers the country club can increase the dimensions of the dance floor in 5 foot increments in either direction ; however the committee would like to maintain a square shape. Let n represent the number of 5'increases to the length pf

    asked by Kylie
  53. Algebra

    Write a radical for exact length of the diagonal of the 30 by 30 dance floor. simplify the radical. Im not sure how to do this.

    asked by Kylie
  54. math

    What is 5,280 feet divided by 26 miles? 5th grade

    asked by Vinny
  55. PPPPPhysicssssss

    Two lasers are shining on a double slit, with slit separation d. Laser 1 has a wavelength of d/20, whereas laser 2 has a wavelength of d/15. The lasers produce separate interference patterns on a screen a distance 4.90m away from the slits. 1. What is the

    asked by BOBert
  56. algebra

    i need help with 5th grade algebra my big bro. is helping me but i don't understand

    asked by barbra
  57. PHYSIC-als-------------->>

    A helium-neon laser ( λ=633nm) illuminates a single slit and is observed on a screen 1.50m behind the slit. The distance between the first and second minima in the diffraction pattern is 4.75 mm. What is the width (in mm) of the slit?

    asked by Roberta
  58. Physics

    Light of wavelength 600 nm illuminates a diffraction grating. The second-order maximum is at angle 39.1°. How many lines per millimeter does this grating have?

    asked by Roby
  59. science

    a burette had 10ml of water in it before it was filled with NaOH. would this increase, decrease, or not affect the molarity of NaOH in the burette? Explain!

    asked by maria
  60. math

    use n equals 22 over 7 find the area of a circle with a radius of 7

    asked by scott
  61. AC 323CT

    . Harold Stevenson purchased substantially all of the business assets of the Troy Creamery on January 17. As part of the purchase price he paid $200,000 for the patent on an ice cream making process. Harold also pays $20,000 for the business's goodwill and

    asked by aaron
  62. physics

    A 1520-N crate is to be held in place on a ramp that rises at 30.0° above the horizontal. The massless rope attached to the crate makes a 22.0° angle above the surface of the ramp. The coefficients of friction between the crate and the surface of the

    asked by Sandhya
  63. English 102

    I am not asking anyone to do my homework, i am just asking for some gudies. I need to do a full-sentence outline on same-sex marriage. i have some ideas i would just like some adivce. I. Main point 1 in a complete sentence. What Christians are saying about

    asked by Jennifer
  64. Geography

    1. All of the following are results of the Meiji reforms except the a. creation of the Diet b. institution of a Japanese caste system. c. establishment of a new educational system. d. construction of the railroads. is it a?

    asked by Cheryl
  65. Math

    If f(x)= Sqrt(2+5x) find f^-1.

    asked by Dillan
  66. math

    how many liters are in 30 gallons

    asked by m,ary
  67. math

    if Y = _X2 -6x - 8 find the value(s) of x when y =1.

    asked by michele
  68. chemistry

    hello i'm doing a redox stoichiometry lab having to do with titration so we are given these two equations: 6 H + 3H2O2 + 2MnO4 ---> 4O2 + 2Mn + 6 H2O 6H + 5H2O2 + 2MnO4 --> 5O2 + 2Mn + 8 H2O it asks which reactant is the source of the O2 product in this

    asked by jewels
  69. math

    A circular pie with a diameter of 9.8 inches is cut into 7 equal slices. What is the approximate area of one slice?

    asked by j
  70. chemistry

    In a certain compound of copper and oxygen, a sample weighing 0.5424 g contains 0.4831 g Cu. How many moles of copper are in the sample and the mass of oxygen in the sample?

    asked by cook
  71. math

    What is the connection between the square numbers and triangular numbers in arrays as shown below with a line drawn to show the array as 3/6? ... ... ... and .... .... .... .... array shows 6/10?

    asked by suzie
  72. Algebra

    a boat moves through still wather at x kilometers(km) per hour. it travels 24km up stream against a current of 2km per hour and then returns with the current. The rate upstream is x-2 because the boat moves against the current and the rate downstream is

    asked by Kelvin
  73. Math

    if (a+b)squared=64, and ab=3, find a squared+ b squared

    asked by Rhonda
  74. science

    What is an example of quasi-scientific jargon?

    asked by ragina
  75. Algebra(urgent)

    a boat moves through still wather at x kilometers(km) per hour. it travels 24km up stream against a current of 2km per hour and then returns with the current. The rate upstream is x-2 because the boat moves against the current and the rate downstream is

    asked by Kelvin
  76. math

    if Y = X2(xsquared) -6x - 8 find the value(s) of x when y =1. yes there was a typo its x squared i don't know how to rise the 2

    asked by michele
  77. ENG 121

    what are some examples of similarities and differeces in working mothers vs stay at home mothers?

    asked by tina
  78. Science

    How are pressure wave crests and troughs related to longitudinal wave?

    asked by Rico
  79. chemistry

    The standard enthalpy of formation for sulfur dioxide gas is -296.8 J. Calculate the amount of energy given off in kJ when 30.0 g of SO2 is fromed from its elements

    asked by adam
  80. math

    the ratio of the corresponding sides of two similar triangles is 7:5 what is the ratio of their perimeters

    asked by deborah
  81. physics in five mintues

    hi how can you relate potential difference to finding the radius of a postivie ion moving through a magnietic field? thank you!

    asked by studetn
  82. Science

    An echo ping is heard by a weapons control officer, onboard a destroyer, 2.0 seconds after a sound pulse is initiated in saltwater. What is the depth of the target object?

    asked by Rico
  83. Science

    A 1.0 m length of string has fixed attachments at both ends. The wave speed on the string is 400 m/s and the frequency is 800 Hz. What is the fundamental frequency of the string?

    asked by Rico
  84. Physics 2414

    An airplane pilot falls 355 m after jumping from an aircraft without his parachute opening. Fortunately, he lands in a snowbank, creating a crater 1.5 m deep, and survives with only minor injuries. Assuming the pilot's mass is 77 kg and his terminal

    asked by Aestas
  85. geo 2

    if ABCD is a square and DB is equal to 12 cm, then AC is equal to 6 cm.

    asked by jeff
  86. physics

    I have to figure out if the following are true or false in order to solve an equation. But I am getting at least two wrong so I can't get the next one right. A)If you increase the tension in a string, the frequency of its fundamental vibration will get

    asked by Student in Need
  87. physics

    Given the information which statements are true or false? We know that when we pluck a string on an instrument the resulting sound wave travels through the air at a speed of (about) 344 m/s. But the wave moving on the STRING itself doesn't have to travel

    asked by Student in Need
  88. physics

    Have to figure out 1 before 2 and don't know were to start? 1)The tension in the above string is 84.0 N. Calculate the mass of a 3 m long piece of the steel string. 2)Find the wavelength of the third harmonic of the guitar string described in the problem

    asked by Jamie
  89. biology

    A man with normal color vision marries a woman who is colorblind. What percentage of their sons would be colorblind, what percentage of their daughters would be colorblind, what percentage of their daughters would be carriers of the colorblind gene?

    asked by Andrew
  90. math

    gayle has a credit card with $500 balance on it and a 19% interest rate. If she wants to pay off her card in two years, what will her monthly payments be?

    asked by laken
  91. chemistry

    when on has lager radus- A sodium atom or siliciom atom.

    asked by amm
  92. English

    I have to deliver a five-minute speech at a farewell party organized for the the American students who partecipate in the school-exchange programme. Can you please help me organize my ideas or suggest a site where I could look for information? I really

    asked by Mike
  93. com 155

    Use at least five adverbs and five adjectives to write a brief review of a movie, sporting event, musical performance, or television show. · Bold each adverb. · Underline each adjective. · Compare the event to one or more similar events. When comparing,

    asked by Debbie
  94. english

    In one of the english examiinations, I answered the questions like this, if any mistakes please correct it and explain for which act of kindness I would be very greatful to you. Fill in the blanks with correct options. 1. During a severe earthquake, entire

    asked by Ramesh Reddy
  95. algebra

    given a density of 1.25lb per gallon an volume of 1.6 gallon find the mass.

    asked by f b
  96. algebra

    find the interest paid at a rate of 8% on $4000 for 3 years

    asked by f b
  97. algebra

    Can anyone help me to understand algebra? Right now I am working on Systems of Linear Equations in Two Variables and I do not understand any of it. Thank you.

    asked by patiance
  98. Chemistry.

    Which of the following changes will increase the amount of solid solute able to be dissolved in a liter of liquid water? decreasing pressure increasing temperature decreasing temperature increasing surface area

    asked by Valentina
  99. calculus

    Please can someone help. I need to use the composite rule to differentiate the function f(x)=(x^2-6x+23)^3/2. Any help would be greatly appreciated.

    asked by john
  100. physics

    if the fulcrum of a .15 kg meter stick was placed at 25 cm and a 300 g mass at the 5 cm mark, would it be possible to balance the meter stick with a 100 g mass on the long side of the meter stick? what would the position of the mass have to be to balance

    asked by Torques, equilibrium and center of mass
  101. Finance

    At the beginning of the year Washington had a total assets of $300,000 and a total liabilitiesof $120,000. If total assets increased $150,000 during the year and total liabilities decreased $25,000. What is the amount of stockholders equity at the end of

    asked by ronnell
  102. Physics 2414

    A 1000 kg car can accelerate from rest to v = 85 km/hr in a time t = 7.4s. If, instead the power of the car is smaller by a factor of .4 and the car accelerates for the same amount of time, by what factor will the maximum speed decrease?

    asked by Aestas
  103. maths

    how do you do taking away fractions like for eg 2 1/5 take away 1/10

    asked by ella
  104. chemistry

    a 20.0-L vessel at 700 K initially contains HI (g) at a pressure of 6.20 atm;at equilibrium, it is found that the partial pressure of H2 (g) is .600 atm. What is the partial pressure of HI (g) at equilibrium?

    asked by robert
  105. chemestry

    A 30,000 kg locomotive is moving at a velocity of 10 m/s east. What is the locomotive's momentum?

    asked by uhuhuigh
  106. physics

    Two rivers, A and B, flow together to form a larger river C. If the flux (volume rate of flow) of river A is 300 gallons per second and the flux of river B is 200 gallons per second, what is the flux of river C? 1)200g/s 2)250g/s 3)300g/s 4)500g/s

    asked by Brandon
  107. chemisty

    What is the percent bromine in a compound made of 1g of hydrogen and 80g bromine?

    asked by nique
  108. American Literature II

    What is the importance of Alice walker, "You cannot keep a good women down" story in between 1865 to present day.

    asked by ami
  109. math

    What is the largest possible domain for the function f(x) = ~x + ~(4 - x^2) ? a.{x: O:::;x:::;2,x ER} b.{x: -2 :::;x :::;2, x E R} c.{x: 0 s X :s 4, X E:R} d.{x: x 2': 2, x ER}

    asked by michele
  110. English

    Hello. Please help me understand the sentence: "I took my picture" (does it mean that I photographed myself or that I took it into my hands just like a book or a scarf). And if I photographed myself, is it possible to say "I took a picture of myself"?

    asked by Ilma
  111. Physics

    A ball of mass 5.0 kg moving with speed of 2.0 m/s in the +x-direction hits a wall and bounces back with the same speed in the -x-direction. What is the change of momentum of the ball?

    asked by Natalia
  112. algebra

    5/8x + 1/16x = 7/16 + x The solution is x=

    asked by deb
  113. math

    suppose i invest $3000 per year for 35 years in an investment account which earns 9.5%. Approximately how much will I end up with?

    asked by charlee
  114. calculus

    Thank you Reiny for replying.I know names have changed. Perhaps I should put I need to differentiate the function f(x)=(x^2-6x+23)^3/2 by the chain rule.

    asked by john
  115. Math

    What is the volume of a rectangular solid that measures 16 ft by 14 ft by 20 ft?

    asked by Tyler
  116. English

    I forgot to include the following sentences. They are really urgent! 1) Each of you should choose a group, get a chair and start chatting with that group 2) You divide (yourselves) into groups of four and interview an American student for twenty minutes.

    asked by Mike
  117. English

    I forgot the last two sentences. They are urgent!! 1)Can you write your name and e-mail on this sheet of paper so that we can get in touch with you (each other?) when you are back in America? 2) I would be pleased if our students could start sending

    asked by Mike
  118. chemistry

    To make a pocket warmer from sodium acetate and vinyl, how do you estimate how many grams to use? to work out the 'q' is it the heat capacity of the water it is dissolved in that you use? What temperature do you want it to get to and how do you factor in

    asked by Jannis
  119. physics

    if the fulcrum of a .15 kg meter stick was placed at 25 cm and a 300 g mass at the 5 cm mark, would it be possible to balance the meter stick with a 100 g mass on the long side of the meter stick? what would the position of the mass have to be to balance

    asked by HELP!!!!
  120. physics

    1.calculate th speed of waves in water that are 0.4m apart and have a frequency of 2hz? 2. sound waves travel at approximately 340m/s what is the wavelength of a sound with a frequency of 20Hz? what is the wavelength of a sound with a frequency of 20 kHz?

    asked by charlie
  121. engineering

    To make a pocket warmer from sodium acetate and vinyl, how do you estimate how many grams to use? to work out the 'q' is it the heat capacity of the water it is dissolved in that you use? What temperature do you want it to get to and how do you factor in

    asked by Jannis
  122. Math

    Charlotte wants to conduct a survey to find out if the people in her town think that the town should build a new library. Which group of people would be a representative sample to survey? A. parents with children in middle school B. every twenty-fifth name

    asked by Sammy
  123. world geography

    Why have the people of West Africa started to work at the local level to help their economies?

    asked by Luke
  124. Art 17th Century Europe

    Contrast the "Elevation of the Cross" by Rubens with Rembrandt's Return of the Prodigal Son. How does each work demonstrate the Baroque style? How does each work mirror the social and political climate of the time? **Hope someone can Help,Please! =)

    asked by Mike
  125. Chem

    Given this reaction: Pb(NO3)2 + 2 KCl --> PbCl2 + 2KNO a. How many milliliters of 2.00 M Pb(NO3)2 will react with 50.0 mL of 1.50 M KCl

    asked by stephanie
  126. physics

    1.when white light is shone on red ink dried on a glass plate, the color that is transmitted is red. But the color that is reflected is not red. what is it? 2.a spotlight is coated so that it won't transmit blue from its white hot filament. what color is

    asked by charlie
  127. Math

    The denominator of a fraction is 4 more than the numerator. If both the denominator and the numerator are increased by 1, the resulting fraction equals ½. What is the original fraction?

    asked by Henry
  128. science

    Why do you think the joints between your rigcage & beastbone are partly movable ?

    asked by jjois
  129. physics

    A typical steel B-string in a guitar resonates at its fundamental frequency at 240 Hertz. The length of the string is 0.620 m. What is the wave velocity along the string? Find your answer in m/s, but do not enter units. IS THE ANSWER 148.8m/s?

    asked by Jamie
  130. health

    1. How do HR laws or health care regulations impact performance appraisals? 2. What are the legal implications a manager must consider when conducting performance appraisals?

    asked by bobi
  131. Physics

    SEQUENCE of questions: 1)A typical steel B-string in a guitar resonates at its fundamental frequency at 240 Hertz. The length of the string is 0.620 m. What is the wave velocity along the string? Find your answer in m/s MY ANSWER 148.8m/s? 2)The tension in

    asked by Jamie
  132. geometry

    what's the area of a parallelogram with a height of 48 ft and a base of 40 ft

    asked by Briana
  133. English

    Choose the correct sentence pattern for the sentences below? 1) There is good reason to be thankful. 2) The President sent the ambassador an invitation to the meeting. 3) Snow skiing is a very exciting sport. 4) I hereby declare Tuesday Shakespeare Day.

    asked by Ann
  134. RPCC

    a sample gas has a volume of 200 cubic cm at 25 C and 700 mmHG. If the pressure is reduced to 280 mmHg, what volume would the gas occupy at the same temperature?

    asked by Bird
  135. Math

    Which measure of central tendency best describes these data? 100, 5, 90, 95, 100 A. the mode only B. the mean and the median C. the mean only D. the median only I've never really understood central tendency

    asked by Sammy
  136. safety

    true/false 1) you should never mix bleach with and other chemical. 2) each container of a chemical product and all spray bottles must have satefy information labels. 3)in osha's standards labels rate chemicals with regard to health, fire, and reactivity

    asked by cici
  137. math

    Daniel gave 4/5 of his stickers to Javier. Javier’s collection of stickers increased to 64. If Javier had 28 stickers in the beginning, how many stickers did Daniel have in the beinging? can u please show the work and explain how u got it...so i could

    asked by Katherine
  138. Statistics

    The closing price of Schnur Sporting Goods, Inc., common stock is uniformly distributed between $16 and 29 per share.Exercises What is the probability that the stock price will be: More than $23? Less than or equal to $19?

    asked by Jerry
  139. chemistry

    what is a strong acid

    asked by auro
  140. PHYSICS

    Decide whether each of the following statements are T-True, or F-False. A) If you increase the tension in a string, the frequency of its fundamental vibration will get lower B) If the fundamental vibration of a string has wavelength lambda, then the next

    asked by About to give up!
  141. math

    solve: I=Prt, for P

    asked by CJ
  142. English

    In Literature, what were the goals in the Harlem Renaissance? I could only think of one. -To show the Negro as a capable individuals

    asked by Aisha
  143. math

    What is the total value of a 400 certificate of deposit after 36 month if the simple annual interest rate is 3 percent?

    asked by sami
  144. physics

    A 86kg fisherman jumps from a dock into a 121kg rowboat at rest on the West side of the dock. If the velocity of the fisherman is 3.4m/s to the West as he leaves the dock, what is the final velocity of the fisherman and the rowboat? Answer in units of m/s

    asked by go
  145. physics

    A 86kg fisherman jumps from a dock into a 121kg rowboat at rest on the West side of the dock. If the velocity of the fisherman is 3.4m/s to the West as he leaves the dock, what is the final velocity of the fisherman and the rowboat? Answer in units of m/s

    asked by go
  146. Precal

    The equation is y=80.4- 11 ln x, 100

    asked by Ashlie
  147. chemistry

    what about HCN, HCLO4, H2SO4 , are they strong acids or weak

    asked by auro
  148. ugh

    ugh i love how there are ppl after me and i STIll don't get help

    asked by Jamie
  149. PHYSICS

    The string is 1.00 m long with tension 6.00 N. The total mass of the string is 0.012 kg. Find the wavelength of this standing wave in meters.

    asked by Now Going to give up!
  150. physics

    Why does a gas become hotter when compressed by a piston in a cylinder?

    asked by Christine
  151. math

    k=1/2mv^2, for m V= h/e v- E/e, for e Please help.

    asked by CJ
  152. math 8th grade

    One of a pentagon's sides is 3 feet longer than the other. If the perimeter of the pentagon is 128m, how long is the longest side?

    asked by cody gilliam
  153. math 8th grade

    One of a pentagon's sides is 3 feet longer than the other. If the perimeter of the pentagon is 128m, how long is the longest side?

    asked by cody gilliam
  154. American History

    Create a timeline tracking the major themes/paradigm shifts in American History from the Columbus's voyages through the Mexican-American War (1846-1848)

    asked by Sylvia
  155. geography

    what geographical features affect the economy of india

    asked by lessley
  156. Religion

    Many English translations of Genesis state that God "created" or "made" humankind. Explain several shades of Hebrew meaning not communicated in English.

    asked by Tyrone
  157. Chemistry

    Iron(III) oxide can be reduced by carbon monoxide. Fe2O3(s) + 3CO(g) 2Fe(s) + 3CO2(g) Use the following thermodynamic data at 298 K to determine the equilibrium constant at this temperature. Substance: Fe2O3(s) CO(g) Fe(s) CO2(g) ΔH° f (kJ/mol): -824.2

    asked by Bea
  158. Physics

    We're in class with a SIL decibel meter up front, and everyone is screaming at the top of their lungs, hooting and shouting and pounding on their desks, shooting off firecrackers, its Phys 1240 gone wild...and the meter is reading a reasonably steady sound

    asked by Quick question
  159. Simple Physics

    Decide whether each of the following statements are T-True, or F-False. (If the first is T and the rest are F, enter TFFFF) A) If you decrease the tension in a string, the frequency of its fundamental vibration will get lower B) If you have a standing wave

    asked by College student in need of help
  160. Physics

    Let's consider some of the things that affect the velocity of a standing wave on a string: decide whether each of the following statements are T-True, or F-False. (If the first is T and the rest are F, enter TFFFF) A) The velocity of the wave traveling on

    asked by College student in need of help
  161. Physics you probably understand

    A typical steel B-string in a guitar resonates at its fundamental frequency at 240 Hertz. The length of the string is 0.640 m. What is the wave velocity along the string?

    asked by College student in need of help
  162. Physics that you probably know and i don't

    The tension in the above string is 89.6 N. Calculate the mass of a 4 m long piece of the steel string.

    asked by College student in need of help
  163. PHYSICS PLEASE HELP

    This question has two parts: First: A typical steel B-string in a guitar resonates at its fundamental frequency at 240 Hertz. The length of the string is 0.640 m. What is the wave velocity along the string?. Second: Find the wavelength of the third

    asked by College student in need of help
  164. Physics

    The string is 1.40 m long with tension 12.00 N. The total mass of the string is 0.010 kg. Find the wavelength of this standing wave in meters

    asked by College student in need of help
  165. math

    In December the average total rainfall in all of the deserts together is 0.89mm.Explain how to use the figures from the table to write a comparison of the total desert rainfall in August and December.

    asked by tiffany
  166. Pre-Algebra

    Find any numbers for which each rational expressionis undefined. 9y^5+y^3/9

    asked by Nancy
  167. science

    How many grams of oxalic acid dihydrate (H2C2O4) are needed to react with 38.56 ml of 0.2500 sodium hydorxide

    asked by Stephanie
  168. Math

    Does a gallon hold more or less than 5 quarts?

    asked by brian
  169. Biology

    Which substance does not leave the nephrons by active transport? a)Potassium ions b)Water c)Calcium ions d)Phosphate ions e)glucose I think its either water or glucose... Another question.. Two strategies- negative feedback and antagonistic hormones- have

    asked by Joey
  170. math

    F=Gm1m2/r^2, for G

    asked by Nancy
  171. science

    where in the cell are the chromosomes located?

    asked by Bella
  172. Math

    The area of a square table is 64cm. Find the perimeter of the sqare table.

    asked by Polly
  173. physics

    A driver of a car traveling at 14.2 m/s applies the brakes, causing a uniform deceleration of 2.0 m/s 2 . How long does it take the car to accelerate to a final speed of 10.7 m/s? Answer in units of s. 002 (part 2 of 2) 10.0 points b) How far has the car

    asked by Anonymous
  174. algerbra/astronomy

    m= M + 5 log(d/10)=18+5 x log(5/10)=

    asked by james
  175. chemistry

    what mass of silver was heated if its temperature rises from 21.0 C to 51.0 C as a result of absorbing 3.50 kJ of energy

    asked by Anonymous
  176. language

    help me solve this analogy closed is to emptiness as open is to occupancy vacancy security enclosure

    asked by mandy
  177. chemistry

    what is the specific heat capacity of substance X when 34.80 g of X is heated from a starting temperature of 20.5 C to 40.9 C by 2.54 kJ of energy

    asked by jessica
  178. science

    where in the cell are the chromosomes located?

    asked by Bella
  179. Credit Cards - Situations

    Here, Im given some lists of situations, and for each situation, Ive got to figure out if using credit would be a wise or unwise decision. A. Aron sees a latest computer system which he really wants. Even though the price seems to be high, he’s too

    asked by Yipee
  180. English

    Is this a summary?Alice Axia’s article discussed overlooked tax deductions. It talked about some of the most commonly missed deductions. Whereas her use of statistics seemed to bolster her arguments, it would have been nice to see her elaborate more

    asked by Kathy
  181. chemistry

    when 52 moles of benzene combine with oxgen, how many moles of carbon dioxide are produced? what else is produced in addtion to the carbon dioxide

    asked by tim
  182. English

    Can you please check these sentences. Thank you very much for all! 1) What is your school day like? Can you drive a car? How old must you be to drive a car in America with you parents'supervision? 2) Are there vending machines at your school where you can

    asked by Mike
  183. English

    Is this synthesizin1. Alice Axia informs us of ways in which we can reduce our tax obligations in any given year. Based on studies she cited, there were cases in which some tax filers were unaware of various deductions they were eligible to claim. In some

    asked by Kathy
  184. Credit Cards - Situations

    Here, Im given some lists of situations, and for each situation, Ive got to figure out if using credit would be a wise or unwise decision. Rosy’s car crashes down as she is on a business trip, its going to cost her over $2000 to have it fixed. She does

    asked by Yipee
  185. math

    the width of a row of 25 seats in an auditorium if each seat is 0.7 m wide

    asked by jayson
  186. geometry

    What solid has 2 triangular faces and 3 rectangular faces?

    asked by liz
  187. Algebra 2

    I apologize for that. I didn't realize I didn't write the whole problem. Thank you for pointing that out to me. Aki's Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by c(x) =0.1x^2 -0.5x+ 9.295.

    asked by Esther
  188. English

    Is this analyz1. In “Unclaimed Deductions,” Alice Axia wrote about the most commonly overlooked deductions when filing a 1040 tax return. She provided information about the total number of missed deductions. In a separate article, titled “The

    asked by Kathy
  189. computer science

    Which term best describes a collection of student information and grades that might be similarly displayed in both Excel and Access? A) Database B) Table C) Field D) Record

    asked by Anonymous
  190. geometry AGAIN

    Which sold has the most vertices? A.Triangular Prism B. Rectangular Prism C.Rectangular pyramid D.Square Pyramid

    asked by liz
  191. Math

    Find two ratios that are equivalent to each given ratio. 1) 7/14 2) 9/12 3) 21/35

    asked by Amy
  192. algebra

    1/5*5/3

    asked by zehera
  193. Algebra 2

    During the first part of a trip a canoeist travels 93 miles at a certain speed. The conoiest travels 5 miles on the second trip at 5mph slower. The total time for the trip is 2 hrs. What was the speed on each part of the trip? Thank you for all your help.

    asked by Esther
  194. math

    what household items come in fourths or halves?

    asked by jacob
  195. physics

    In the Atwood's machine of Figure 8-23, the two masses shown are initially at rest at the same height. After they are released, the large mass, m2, falls through a height h and hits the floor, and the small mass, m1, rises through a height h. The mass m2

    asked by jennifer
  196. Credit Card - Situations

    Hayden needs some equipment for the apartment he is renting while attending college. He finds some things on sale at a reasonable value, and he opens a charge account with the retailer. I don’t understand this one, since the items are on sale, couldn’t

    asked by Yipee
  197. French

    I don't understand why some verbes pronominaux use s'y instead of se. What is the function of the y? And how does it change the meaning?

    asked by Corinne
  198. Credit Cards - Situation

    A young entrepreneur wants to borrow money to rent a building & purchase equipment that she will use to start a new business in her community. Im guessing that she should, although Im not sure why...

    asked by Yipee
  199. science

    what is the dencity of an object that has a mass of 92 grams and a volume of 40 milliliters? ~thx!

    asked by maddie
  200. science

    what two scientists established th structure of DNA?

    asked by Bella
  201. Physical Geography

    Using information from 2 locations, Berkeley, California and Terre Haute, Indiana, a comparison of the water balance will be completed between the 2 sites. The data includes precipitation, potential and actual evapotranspiration, soil water storage,

    asked by Chaseone
  202. Credit Cards - Situation

    Linda wants high-priced dress to wear to her graduation formal. She plans to charge her purchase and pay for it over the following year. I don’t think this is a wise decision, because that’s really just being foolish, I mean what if by next year, she

    asked by Yipee
  203. science

    Replication is called "semi-conservative" because half of the orginal strand is? idk i been workin on the question 4 an hr!!

    asked by Angel
  204. math

    dont know how to solve this equation but I have all the info. m= M + 5 log(d/10)=18+5 x log(5/10)=

    asked by james
  205. Math

    Lisa has 5 more green marbles than blue marbles. She has a total of 40 green and blue marbles. Which system of equations represents this situation if x is the number of green marbles and y is the number of blue marbles?

    asked by Kanya
  206. math

    1. Select any two integers between -12 and +12 which will become solutions to a system of two equations. 2. Write two equations that have your two integers as solutions. Show how you built the equations using your integers. Your solution and equations

    asked by John
  207. math

    i am a fifth grader and behind in math can you show me how to work this problem. two angles in a triangle are given. find x if x is the third in the triangle. 100 degree, 56 degree, x

    asked by Anonymous
  208. chemistry

    If 25.00 ml of water is removed from two flasks, one with less water initially and each at 25 degrees, what will happen to the temp in each flask?

    asked by Chem dude
  209. Math

    the height of a new home is going to be 74 feet. if the height of the home in a scale drawing is 9.25 inches, what is the scale used?

    asked by Megan
  210. Physics

    A square steel plate is 9.00 cm on a side and 0.600 cm thick. Assume that the plate is oriented with the square faces horizontal to the ground. A. Find the shear strain that results if a force of magnitude 1.00×106 N is applied to the top square face of

    asked by Melissa
  211. chemistry

    spherical coordinates if n=2,l=1,ml=x, add up all the probabiliity densities.

    asked by OLGA
  212. chemistry

    0.60 g of hydrogen chloride (HCl) is dissolved in water to make 6.5 L of solution. What is the pH of the resulting hydrochloric acid solution?

    asked by Mel
  213. Algrebra

    Please advise if I did this problem correctly Solve the proportion 32/X = 2/3. 32/X = 2/3 32 divided by 2 = 16 11 x 3 = 33 16/33 16 x 2 = 32 33 x 1 = 33

    asked by Jeannie
  214. math

    Consider a party with 60 people. Assume each person knows more than m other people. How large must m be to guarantee that 3 people know each other?

    asked by Becky
  215. chemistry

    suppose you know the values for r, theta, and phi which specify a point. what are the corresponding values of x,y,z? Write an expression for x as a function or r, theta,and phi; then do the same for x,y,z. Using the answer to the previous question write

    asked by Olga
  216. Physics please help

    A man standing on a frictionless ice throws a boomerang which returns to him. Asuuming that the boomerang can only move in a a circular path, choose the correct statement: A)Since the momentum of the man-boomerang system is conserved, the man will ocme to

    asked by Kurt
  217. math

    If a cube is built from an one inch cubes and if each new cube has an edge N times as long as the previous model what would be true of consecutive surface areas

    asked by Cheyenne
  218. Geometry

    To solve for the following proportion, you could use equivalent ratios, divide out the known ratio, or use cross products. Choose one of these methods to solve for t. Show your work and explain why you chose that method.

    asked by Anonymous
  219. Math

    The Great Pyramid of Giza has a square base with side length of 755 ft. and an original height of 481 ft. Determine its original surface area to the nearest square foot.

    asked by Shawn
  220. chemistry

    Calculate the percent ionization of a 0.15 formic acid solution in a solution containing 0.11 potassium formate. I have the formic acid Ka=1.8 *10^-4 When I solve for "x" I'm getting 1.1.44*10^-2 When I plug that into equation (x/0.15-x)*100, I'm getting

    asked by redgy
  221. chemistry

    Lead ii nitrate was added to a small test tube as well as Sodium hydroxide. What is the equilibrium equation for the reaction of lead ii ions and hydroxide ions?

    asked by Keli
  222. spanish

    Answer the questions negatively, using the imperfect tense. Make sure to include the direct object pronoun when needed. Follow the model. Modelo ¿Juega Daniel al fútbol? No, pero antes lo jugaba. ¿Hablas por teléfono? No hablaba ¿Fue a la playa

    asked by Dave
  223. chemistry

    suppose a car operates so inefficently that only 16% of the thermal energy from burning fuel is converted to useful "wheel turning" (mechanical energy) how many kj of useful energy would be stored in a 20 gallon tank of gasoline?(assume that octane burning

    asked by jer
  224. Physics...help please!

    An artillery shells is moving on a parabolic trayectory, when it explodes in midair. The shell chatters into a very large number of fragments. Which of the following statements is true? (Select all that apply.) A) A center of mass of the system of

    asked by Celine
  225. Chemistry

    Alcohol levels in blood can be determined by a redox titration with potassium dichromate according to the balanced equation: C2H5OH(aq) +2Cr2O7-2 (aq) + 16H+(aq)---> 2CO2 (g) + 4 Cr3+ (aq) + 11H2O (l) What is the blood alcohol level in mass perecent if

    asked by Renee
  226. business income tax

    Please can somebody help me with this before 10am on 04/02/11. 1. On January 1, Gull Corporation (a calendar year taxpayer) has accumulated E & P of $200,000. During the year, Gull incurs a net loss of $280,000 from operations that accrues ratably. On June

    asked by zoran
  227. Calculus (pleas help)

    Find the inflection points of f(x)=6x^4+34x^3−18x^2+10. (Give your answers as a comma separated list, e.g., 3,-2.)

    asked by Cady
  228. Geography

    I have the question "how does nose shape relate to climatic zone" and its not in my book and I can't find when I google it. Does anyone one have another idea. Thanks

    asked by Michael
  229. MATH

    A light year is the distance that a light travels through a vacuum (space without matter) in one year. A light year is about 9.46 x 10^12km. The distance to the spiral galaxy NGC 4603 is about 1.08 x 10^8 light years. What is the distance in km?

    asked by Maria
  230. Health

    Development of male genitals before birth is due to what?

    asked by Tammy
  231. history

    where is the mississippi?

    asked by cara
  232. chem

    Give the conjugate base of the following Bronsted-Lowry acids. (Type your answer using the format CO2 for CO2, [H2AsO4]- for H2AsO4-, and [Ni(CN)4]2- for Ni(CN)42-.) 1) H2SO4 I have tried H[SO4]- and just HSO4 but they are both wrong:(

    asked by Rebekah
  233. Fizzicks

    How do you find the wavelength of a 68,000 Hz ultrasound wave in air?

    asked by Jesse
  234. Physics

    What is a node? i'm supposed to label the nodes in a diagram of a wave but i can't find it anywhere

    asked by Aria
  235. Chemistry

    If the specific rotation of Compound X is (-) 123.8º, what would be the observed rotation of its enantiomer, Compound Y, assuming the concentration and cell path length is the same? b. If a racemic mixture of Compound X and Compound Y were analyzed, what

    asked by Nicole
  236. American History

    Create a timeline tracking the major themes/paradigm shifts in American History from the Columbus's voyages through the Mexican-American War (1846-1848).

    asked by Sylvia
  237. science

    I have two questions I need help with. First is a two word answer for _____ can occur when heat from a volcano melts snow on a mountain. Total of 12 letters, 2nd is a, 4th s, 12th t. Second question-what is a 7 letter word for a mixture of loose sand,

    asked by ccrs
  238. Pre-Calculus

    2secx= 3cscx

    asked by Erika
  239. John A Macdonald

    Doing a bio on Macdonald Need simple term websites about him.

    asked by Anonymous
  240. algebra 2

    During the first part of a trip a canoeist travels 93 miles at a certain speed. The conoiest travels 5 miles on the second trip at 5mph slower. The total time for the trip is 2 hrs. What was the speed on each part of the trip? Thank you for all your help.

    asked by esther
  241. Calculus (pleas help!)

    Find constants a and b in the function f(x)=axe^bx such that f(1/8)=1 and the function has a local maximum at x=1/8. a= b= Please help me with this one...

    asked by Fernando
  242. PHYSICS_URGENT

    What is the pressure gradient (the drop of pressure per length unit) in a blood vessel with a volume flow rate of ÄV/Ät = 35 cm3/s and an inner diameter of 15 mm. Hint: the viscosity coefficient of blood in the specific case we study is çblood= 2.7 x

    asked by Anonymous
  243. English

    The water from a well in Russia can grow your hair back. (What is the meaning of the sentence? grow....back?)

    asked by rfvv
  244. eng. macbeth

    this is a question on macbeth act II, i truly NEED anyone's help with this since it's due tom. Q.what would you say is the mood of Act II? What images and actions help to create this mood?why might images of blood and water appear in scene 2, and what do

    asked by Jason
  245. health

    Why risky sex is a serious matter?

    asked by Tammy
  246. Chemistry

    A quantity of gas under a pressure of 302 kPa has a volume of 600. cm3. The pressure is increased to 545 kPa, while the temperature is kept constant. What is the new volume?

    asked by Aubrey
  247. Chemistry

    A quantity of gas under a pressure of 302 kPa has a volume of 600. cm3. The pressure is increased to 545 kPa, while the temperature is kept constant. What is the new volume?

    asked by Aubrey
  248. Stats

    With technology, is it necessary to use one sample z test for large sample instead of binomial testing?

    asked by Jane
  249. math

    measure and then draw then draw lines in the rectangle to show it has an area of 36cm How?

    asked by Cierrah
  250. MATH

    HOW DO I FIND THE LEAST COMMON DENOMINATOR

    asked by spencer
  251. english

    when i count how many words are in my essay do i count articles .. ??

    asked by Anonymous
  252. Chemistry

    Toxic Carbon monoxide gas is produced when fossil fuels such as gasoline, burn wihtout sufficient oxygen gas. The CO ca eventually be converted to CO2 inthe atmsphere. Automobie cata;yctic converters are desgned to speed up this conversion: How many moles

    asked by Keren
  253. english

    What die Franklin D. Roosevelt do to help the depression in the early 1900's?

    asked by wendy
  254. Geometry

    the area in a circle of each shaded region is given. Find x The given is 66 the angle is 180

    asked by shannon
  255. science(physics)

    give an example of projectile motion;include in your explantion the term velocity , accleration and displacement orginality in your example will be appreciated?

    asked by chris
  256. science(physics)

    two perons watch the sameobject move marty says it accleartes downward but joanne clams it falls along a curved path describe the condtions under which each person would be reporting correclty what they see.

    asked by chris
  257. physics

    If you and a friend 10 m away each have masses of 84 kg, how much gravitational force are you exerting on your friend?

    asked by olga
  258. physics

    If an 75-kg baseball pitcher wearing frictionless roller skates picks up a 0.145-kg baseball and pitches it toward the south at 40 m/s, how fast will he begin moving toward the north?

    asked by olga
  259. physics

    As you walked on the moon, the earth’s gravity would still pull on you weakly and you would still have an earth weight. How large would that earth weight be, compared to your earth weight on the earth’s surface? (Note: The earth’s radius is 6378 km

    asked by olga
  260. Calc

    A voltage V across a resistance R generates a current I=V/R. If a constant voltage of 16 volts is put across a resistance that is increasing at a rate of 0.2 ohms per second when the resistance is 6 ohms, at what rate is the current changing? (Give units.)

    asked by Alisa
  261. Calc

    For positive constants k and g, the velocity, v, of a particle of mass m at time t is given by v= mg/k(1−e^(−kt/m)) At what rate is the velocity is changing at time 0? At t=1? What do your answers tell you about the motion?

    asked by Alisa
  262. Calculus

    Find and classify the critical points off(x)=8x^7(3−x)^6 as local maxima and minima. (I really don't know what to after 56x^6(3-x)^6 + 8x^7 * 6(3-x)^5(-1)

    asked by Karku
  263. math

    how would you write 7572 1/8 using words would it be seven thousnd five hundred seventy two and one eigth

    asked by jill
  264. math

    Volume of Aluminum Foil. One cubic centimeter of aluminum weighs 2.7 grams. If a piece of aluminum foil weighs 5.4 grams, find the volume of the aluminum foil.

    asked by tracey
  265. english

    i need help writting a thesis statement

    asked by lidia
  266. physics

    Two person watch the same object move.Marty says it accelerates straight up downward,but joanne claims it falls along a curved path.describe the conditions under which each person would be reporting correctly what they see. sorry for my mistakes can you

    asked by chris
  267. algebra

    Explain the domain and range of a function. Under what circumstances would the domain be something other than all real numbers? Provide an example.

    asked by Anonymous
  268. physics urgent please

    Give an example of projectile motion;include in your explantion the term "velocity" , "accleration" and "displacement", orginality in your example will be appreciated?

    asked by chris
  269. math

    If 5/6 of the 30 members are present, how many members are absent? would that be 5 members absent? Thank you Ms Sue for your help

    asked by jill
  270. Calculus (pleas help!)

    Consider the function f(x)=12x^5+60x^4−100x^3+4. For this function there are four important intervals: (−INF,A], [A,B] ,[B,C] , and [C,INF) where A, B, and C are the critical numbers. Find A, B, and C. At each critical number A, B, and C does f(x) have

    asked by Karku
  271. physics

    object A exerts a gravitational force of magnitude 8.2 x 10^-10 N on object B. determine the magnitude of the gravitational force if, simultaneously, the separation distance is tripled, mA increased by 4 times and m8 is halved. explain your reasons and

    asked by OMar
  272. physics

    give an example of projectile motion;include in your explantion the term velocity , accleration and displacement orginality in your example will be appreciated?

    asked by chris
  273. science

    How much heat is required to warm 225g of ice from -46.8 degree celcius to 0.0 degree celcius, melt the ice, warm the water from 0.0 degree celcius to 100.0 degree celcius, boil water, and heat the steam to 173.0 degree celcius.

    asked by kayt
  274. math problem

    the united kingdom,denmark,and norway have a total of 20 territories. norway has 1/5 as many territories as the united kingdom.denmark has 2 territories.how many territories does norway have?

    asked by leslie
  275. chemistry

    Find Molecular and net ionic equation for Al(NO3)3 + Na2CO3

    asked by THE REAL DEAL
  276. chemistry

    Find Molecular and net ionic equation for Al(NO3)3 + Na2CO3

    asked by THE REAL DEAL
  277. Math>>>>if anyone could check my answer

    this problem is difficutl for me i have an answer but im unsure so if someone could check my answer please. heres my problem: A light year is the distance that a light travels through a vacuum (space without matter) in one year. A light year is about 9.46

    asked by Angel
  278. NA1

    I need a thesis statement for my paper on the disease ALS?

    asked by Marvella
  279. english

    THESIS Facebook can have negative approaches such as facebook addicton, unsecure privacy, less social interaction, and causes problems with relationships,therefore i believe facebook should be limited by parents and by the users. is this a good enough

    asked by lidia
  280. math probability

    there are 3 nickles 2 dimes and 5 quarters in a purse. the three coins are selected in succession at random. find the probability of selecting2 nickles , then a quarter.

    asked by carly
  281. economics

    Suppose a monopolist faces production function Q = 3KL and demand function Q = 12 − P. Derive the input demand (as a function of Q, r and w) for capital and labor.

    asked by Yash
  282. Chemistry

    Given that 14.2 liters of chlorine gas react according to the following equation... Cl2 + 3 F2---> 2ClF3 Question: If all gases were under the same conditions of temperature and pressure,what volume of chlorine triflouride would be produced? (using mole

    asked by Sam
  283. Chemistry

    Given that 14.2 liters of chlorine gas react according to the following equation... Cl2 + 3 F2---> 2ClF3 Question: If all gases were under the same conditions of temperature and pressure,what volume of chlorine triflouride would be produced? (using mole

    asked by Sam
  284. chemistry

    How many grams of magnesium iodide are needed to make 125 ml of a 5M solution

    asked by John
  285. Chemistry

    Given that 14.2 liters of chlorine gas react according to the following equation... Cl2 + 3 F2---> 2ClF3 Question: If all gases were under the same conditions of temperature and pressure,what volume of chlorine triflouride would be produced? (using mole

    asked by Sam