Questions Asked on
July 11, 2011

  1. Physics

    Question: Two strings at different lengths and linear densities are joined together. They are stretched so that the tension in each string is 190.0 N. The free ends are fixed in place. Find the lowest frequency that permits standing waves in both strings

    asked by Tina
  2. Chemistry

    A 110.-g sample of copper (specific heat capacity = 0.20 J/°C · g) is heated to 82.4°C and then placed in a container of water at 22.3°C. The final temperature of the water and copper is 23.5°C. What is the mass of the water in the container, assuming

    asked by Brittney
  3. Chemistry

    A sample of nitrogen gas at 298 K and 745 torr has a volume of 37.42 L. What volume will it occupy if the pressure is increased to 894 torr at constant temperature?

    asked by Jacob
  4. Logic

    As part of its reorganization, company X created five new positions within the company. However, after the reorganization was complete, company X had fewer employees than before the reorganization. Which one of the following, if true, would best explain

    asked by Valencia
  5. Physics Angular Momentum

    A bullet with a mass m = 4.83 g and initial speed of 330 m/s passes through a wheel which is initially at rest as in the gure. The wheel is a solid disk with mass M = 2.29 kg and radius R = 18.6 cm The wheel rotates freely about an axis through its center

    asked by jhay
  6. science

    which of the following topics involving bees would an environmental scientist consider to be the most important ? 1. the effects of insecticides on bees and subsequently the pollination of agricultural crops 2. the amount of honey production needed for

    asked by Anonymous
  7. Math

    simplify (cos4x-cos2x)/(sin4x+sin2x) the answer choices are : cotx, tanx, cotxtanx, or 1

    asked by Scott
  8. math **

    there are twice as many women as men in the union at global products altogether ,84 workers at the plant are union members . how many of them are women ?

    asked by Anonymous
  9. Business Statistics

    The standard deviation of all possible sample proportions increases as the sample size increases - TRUE OR FALSE

    asked by CS
  10. science**

    a large portion of the water that falls on the earth is absorded by plants and used in photosynthesis. the plants secure the soil with their spreading roots which of the following practices would contribute the most to periodic flooding in an area ? A

    asked by Anonymous
  11. math- im really confused! please help!!

    A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2

    asked by kim
  12. Math

    Hi I need help with this question. Rearrange this equation to isolate a ((a+(b/c))(d/e)=f I know you first should divide both sides by (d/e) Can anyone help, thanks

    asked by Mike
  13. CHEM

    HOW MCH VOLUME OF DECA MOLAR SOLUTION IS REQD 2 PEPARE 500ML OF SOLUTION WITH DENSITY 1.03G/ML & HAVING MASS% =40%.

    asked by AMIT
  14. chemistry

    which of the following is reduced in the reaction: Cu(NO3)2 + Zn --- Zn(NO3)2 + Cu

    asked by Sandy
  15. science**

    this relationship of algae, moth, and sloth would be best classified as A- saprophytic. B- cannibalistic. C- parasitic.D- mimetic. E- mutualistic

    asked by Anonymous
  16. managerial economics

    Appalachian Coal Mining believes that it can increase labor productivity and, therefore, net revenue by reducing air pollution in its mines. It estimates that the marginal cost function for reducing pollution by installing additional capital equipment is

    asked by kim
  17. Critical Thinking

    Identify the premises and the conclusions in the following arguments.Kera, Sherry, and Bobby were all carded at JJ’s, and they all look as though they’re about thirty. Chances are I’ll be carded too.

    asked by Anonymous
  18. physics

    A BODY THROWN UPWARD ALWAYS FALLS ON THE GROUND ,EXPLAIN IT?

    asked by rana
  19. chemistry

    what is the equation of the reaction between potassium sulphite and bromine

    asked by chan
  20. American Gov

    The major reason for the persistence of the American two-party system is what? A. there are naturally only two sides to the political disputes B. regional conflict C. its a single member district system of electing officeholders D. proportional

    asked by Tonya
  21. Business

    1. Consider the factors from the situational leadership theory outlined in Figure 12.4. Apply these factors to Jacobs and Windber. 2. How do you think Jacobs would score on the least-preferred-co-worker (LPC) scale? Why? 3. Based on the success of Windber,

    asked by Anonymous
  22. MATH- please help!

    The table below shows the number of hours required in each of two departments to make one unit of various products A, B and C. For example, product B requires 1 hour of time in department I and 3 hours in department II. HOURS REQUIRED PER UNIT OF PRODUCT

    asked by kIM
  23. algebra

    2. The equation relates the radius r of a drainpipe in inches to the flow rate F of water passing through it in gallons per minute. a. Find the radius of a pipe that can carry 600 gallons of water per minute. Round to the nearest tenth. (Let ) b. Solve the

    asked by stephanie
  24. Geometry

    ABCD is an isosceles trapezoid. Angle CDA = 80. Find the measure of angle BAD.

    asked by Cookie
  25. Drug information Sources

    Which sources will provide the best dosing information for a five-year-old child?

    asked by Lillian Morales
  26. American History

    Which of the following statements is true of life in the New England colonies?

    asked by Anonymous
  27. geometry

    If the bases of an isosceles trapezoid have lengths of 15 and 32, what is the length of the median? If necessary, round your answer to two decimal places.

    asked by Anonymous
  28. math

    Find the GCF of the polynomial 44x^6+8x^5

    asked by Hope
  29. geometry

    Use the diagram below for the following question. P(2,1), Q(11,1), and R(8,7) M and N are the midpoints ofandrespectively. Find MN and PQ. How do these lengths compare with each other?.

    asked by narda
  30. Calculus

    Express the quadratic function y=-2/3x2-12x-11 in standard form?

    asked by Josh
  31. MATH-PLEASE HELPPP!!!!

    A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2

    asked by kIM
  32. Math

    Let p represent the statement, "Jim plays football", and let q represent "Michael plays basketball". Convert the compound statements into symbols. Jim does not play football or Michael does not play basketball.

    asked by Jen
  33. Physics

    A solid sphere of uniform density starts from rest and rolls without slipping a distance of d = 4.4 m down a q = 20° incline. The sphere has a mass M = 4.6 kg and a radius R = 0.28 m. What is the translational kinetic energy of the sphere when it reaches

    asked by Kyley
  34. Chemistry

    5.00 liter steel cylinder is filled with water vapor at 100 °C and 650 mm Hg. The problem I am having is whether the 5.00L significant in the problem and if so where? a. Determine the density of this gas sample. b. Determine the mass of water that

    asked by Anonymous
  35. Math

    Construct a truth table for the statement. (p ↔ q) → p

    asked by Jen
  36. us history

    was their tension over slavery in the 1840's?

    asked by kendra
  37. Math

    tn - tn-1 = 2n + 3; t1 = 10 Find the first five terms in the sequence using this recursive formuls

    asked by Kate
  38. Spanish

    I always thought Ustedes meant "they." I've also heard it as "you all (plural)". So when a question being given has the Uds. conjugation of the infinitive, are we suppose to answer back in the Uds. form or nosotros form? For example: A que hora van a salir

    asked by Paul
  39. math

    Dirk Nowitzki of the Dallas Mavericks has a 87.7% career free throw record. Assuming that free throws represent independent events, find the probability of Nowitzki a. Getting 3 free shots in a row b. Missing exactly one of 3 free shots

    asked by anonymous
  40. American Gov

    What was the main reason for the decline of party centered politics?

    asked by Casey
  41. math

    A manufacturer produces three types of radios: deluxe, standard and economy. Each radio uses three different types of transistors: P, Q and R. The deluxe radio uses 2 P's, 7 Q's and 1 R. The standard contains 2 P's, 3 Q's and 1 R, and the economy model

    asked by kim
  42. math

    The table below shows the number of hours required in each of two departments to make one unit of various products A, B and C. For example, product B requires 1 hour of time in department I and 3 hours in department II. HOURS REQUIRED PER UNIT OF PRODUCT

    asked by kim
  43. math

    write forty tree hundredths as a decimal

    asked by zavier
  44. math

    38.5-24.1=

    asked by zavier
  45. math

    restaurant offers a $20 dinner deal. Dinners share one of 4 appetizers, get 2 of 6 entrees and share one of 3 desserts. How many dinners can be selected? (To make it easier, let’s assume they don’t pick 2 of the same meal)

    asked by anonymous
  46. US HISTORY

    Why was there tension in slavery in the 1840's

    asked by kendra
  47. math

    A model rocket is launched with an initial velocity of 250 ft/s. The height, h, in feet, of the rocket t seconds after the launch is given by h = −16t2 + 250t. How many seconds after launch will the rocket be 730 ft above the ground? Round to the nearest

    asked by sabrina
  48. math

    The height of a projectile fired upward is given by the formula s = v0t − 16t2, where s is the height in feet, v0 is the initial velocity, and t is the time in seconds. Find the time for a projectile to reach a height of 96 ft if it has an initial

    asked by sabrina
  49. chemistry

    number of 32.0 grams Br^2

    asked by tresha
  50. Math

    Let U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C

    asked by Jen
  51. MATH

    f the bases of an isosceles trapezoid have lengths of 19 and 38, what is the length of the median? If necessary, round your answer to two decimal places.

    asked by DAVID CARSON
  52. Govt

    What is the name for the Court's power which affords it the right to call "the strikes and balls" is it judicial review? a impound b amicus curiae c writ of certiorari d judicial review

    asked by nichole
  53. govt

    I can't find this answer Explain how and why the Supreme Court's ruling in the case of Marbury v. Madison increased the Court's power

    asked by nichole
  54. Physics

    So I had an exam today and one of the questions is bugging me. Our professor is out of town for a few days, so we had a proctor and I still can't figure it out using my notes. It was a question about two carts and deals with momentum. Cart A is at rest

    asked by Kate
  55. Critical thinking

    Seventy percent of freshmen at Wharfton College come from wealthy families; therefore, probably about the same percentage of all Wharfton College students come from wealthy families.Identify the premises and the conclusions in the following arguments.

    asked by Anonymous
  56. math

    chad's commission rate is 12%. He invests his commission from the sale of $9000 worth of merchandise at an interest rate of 8%, compounded quarterly. How much is Chad's investment worth after 6 months?

    asked by Robin
  57. math

    7x+4=2x+7

    asked by angie
  58. Critical thinking

    A cut in the capital gains tax will benefit wealthy people. Marietta says her family would be much better off if capital gains taxes were cut, so I’m sure her family is wealthy.Identify the premises and the conclusions in the following arguments.

    asked by rose
  59. Literature

    For homework, I have to use those two lessons that Julie learned in the novel Julie of the Wolves to make an essay. Here is the essay. Would you please give feedback? The story Julie of the Wolves by Jean Craighead George is about a girl named Julie, who

    asked by Max
  60. Chem

    The air pressure in a tire is 1.20 atm at 77.0 C. Find the pressure of the same amount of gas in the same volume at -12.0 C

    asked by Sarah
  61. Chemistry

    A sample of gas occupies a volume of 500.0mL at .906 atm and 97 C. What will the final temperature (in Celsius) be if it is brought to a volume of 1.05L and a pressure of 502 mm Hg?

    asked by Haley
  62. financial management

    your investment advisor has sent you three reports for a young growing company named vegas chips incorporated. these three reports depict the company as speculative but each one poses different projections of the companys future growth in earnings and

    asked by Trudy
  63. Regulation for Drug Development

    Given the following information for three new drugs, which drug has the greatest margin of safty?

    asked by Lillian Morales
  64. MATH- please help!

    A manufacturer produces three types of radios: deluxe, standard and economy. Each radio uses three different types of transistors: P, Q and R. The deluxe radio uses 2 P's, 7 Q's and 1 R. The standard contains 2 P's, 3 Q's and 1 R, and the economy model

    asked by kIM
  65. Math-Reiny this one is more confusing to me :(

    A survey of vegetable gardeners showed the following: 63 grew tomatoes 26 grew cucumbers 38 grew zucchini 18 grew both tomatoes and cucumbers 22 grew both tomatoes and zucchini 19 grew both cucumbers and zucchini 14 grew all three types 18 grew none of

    asked by Jen
  66. MATH- please help!

    A company makes three products X, Y and Z. Each product requires processing by three machines A, B and C. The time required to produce one unit of each product is shown below. Product X:- Machine A: 1 Machine B: 2 Machine C: 2 Product Y: Machine A:2

    asked by kIM
  67. Math-Can u help me Reiny?

    I am stuck with the 3 venn diagrams now... A survey of vegetable gardeners showed the following: 63 grew tomatoes 26 grew cucumbers 38 grew zucchini 18 grew both tomatoes and cucumbers 22 grew both tomatoes and zucchini 19 grew both cucumbers and zucchini

    asked by Jen
  68. Thinking Critically

    Identify the premises and the conclusion I know there’s a chance this guy might be different, but the last person we hired from Alamo Polytech was a rotten engineer, and we had to fire him. Thus I’m afraid that this new candidate is somebody I just

    asked by Katheryn Hy
  69. Social studies

    Daily maximum temperature of june 8 2010

    asked by Iqra shafiq
  70. managerial economics

    Twenty first century electronics has discovered a theft problem at its warehouse and decided to hire security guards. The firm wants to hire the optimal number of security guards. The following table shows how the number of security guards affects the

    asked by kim
  71. English

    Does anyone know what this verse means: "shall summon to unwelcome bed"? Here is the full stanza of the poem. It is from through the looking glass? Come, hearken then, ere voice of dread, With bitter tidings laden, Shall summon to unwelcome bed A

    asked by Tom
  72. chemistry

    Use the bond enthalpies and bond energies in the data book in themochemical equations to calculate the reaction enthalpy of: H2(g) +Br2(g) -> 2HBr(g)

    asked by Gift
  73. US HISTORY

    WHAT ARE EVENTS THAT INFLUENCED THE SECTIONAL CRISIS THAT LED TO CIVIL WAR?

    asked by kendra
  74. geometry

    If 9 = (7x)° and 10 = (3x)°, what is the measure of 16 such that x || z?

    asked by billy
  75. Biology

    The article is presented by HomeworkEasy experts out of five years of stead fast dedication to help students with their biology assignments, homework and projects. Origins of biology as a field are expounded and the academic possibilities are briefed. The

    asked by Daniel
  76. HCA/210

    For my final project, I have to develop a unique proposal that describes a new health care system. My question is, is this assignment just referring to the health insurance aspect of the health care system?

    asked by Jessica
  77. algebra

    A number consists of two digits. The sum of 3 times the units digit and 4 times the units digit is 24. If the digits are reversed, the new number is 25 less than the original number. Find the number

    asked by mutaz
  78. algebra

    A number consists of two digits. The sum of 3 times the units digit and 4 times the units digit is 24. If the digits are reversed, the new number is 25 less than twice the original number. Find the number

    asked by mutaz
  79. Physics

    So I had an exam today and one of the questions is bugging me. Our professor is out of town for a few days, so we had a proctor and I still can't figure it out using my notes. It was a question about two carts and deals with momentum. Cart A is at rest

    asked by Kate
  80. business statistics

    The sampling distribution of x bar must be a normal distribution with a mean 0 and standard deviation 1. true or false

    asked by CS
  81. business statistics

    A 82% confidence interval for a sampling distribution with a mean of 100, a sample standard deviation of 24 and a sample size of 36 will be based on a á= ______ and a corresponding Zá of ____ .18 and .47 .18 and .915. .09 and .23 .09 and 1.34

    asked by CS
  82. anthropology

    Incest- why cannot we sleep with our brother?

    asked by ami
  83. Geometry

    2. Segment RT is the midsegment of the trapezoid. Find x.

    asked by Lance
  84. History-Civil War

    To - Damon....any comments on the question I posted on 07-10-11 @ 9:48 pm. I always appreciate your remarks...they help

    asked by Joanne
  85. biology

    assuming that there are 5 bacteria found in a glass of water. what is the population. of bacteria if it will not be controlled for 6 hours?

    asked by Anonymous
  86. math

    Select 2 cards from a deck of 52, a. Find the probability of getting 2 hearts b. Find the probability of getting a heart on the 2nd draw given that you got a heart on the first draw

    asked by anonymous
  87. Environmental Science

    If global energy policies lead to stabilisation of CO2 concentrations at 660 p.p.m., what would the resulting increase in GMST be (to one decimal place)? In subsequent parts of the question this is referred to as the UN’s ‘de facto temperature

    asked by Paul
  88. MATH

    There are 5 red and 4 black balls in a box. If three balls are picked without replacement, what is the probability that at least one of them is red?

    asked by James
  89. epidemiology

    test the null hypothesis and interpret findings on toxin levels between farm, urban and suburban homes

    asked by dee
  90. Spanish

    Pero, (16.)___ ser un viaje tan largo, mi familia y yo nos divertimos mucho. por o para? I think it's para, am I right?

    asked by Lisa
  91. Mathematics

    Identify the slope and y-intercept of the following table values. x 5,10,15,20,25 y -80,-40,0,40,80

    asked by Claudia
  92. English

    I need help with starting my essay. These are the organization of my essay. I am not sure what to put for paragraph #2. *Broad subject-My name *Limited Topic for thesis statement-Learning to cope with my height *Main Idea about this topic- Advantages of

    asked by lizzie
  93. Math

    tn - tn-1 = 2n + 3 Find the first five terms in the sequence using this recursive formuls

    asked by Kate
  94. physics

    What is the apparant weight if a body in free fall?

    asked by Anonymous
  95. Probability

    HCC offers 21 Humanities courses. If all students must take 2 of the courses, how many different ways can a student select their Humanities classes? ***my answer is 21*10= 210***

    asked by Shay
  96. arithmetic

    what is the arithmetic mean of 3,5,7,9 and 11

    asked by keyonna
  97. physics

    a cyclist travel a distance of 4km from P to Q then moves the distance of 3km at right angle to PQ. find its resultant displacement graphically?

    asked by lala
  98. algebra

    From 1993 to 2003 the cumulative number N of AIDS cases in thousands can be approximated by , where corresponds to the year 1993. N= -2x^2+ 76x + 430 x=0

    asked by Anonymous
  99. math

    two angles in a triangle measure degreeand 38. the longest side is 24cm longer than the shortest side. write to explain how you would determine the length of the shortest side. can i use sin law or the cosine law.pls. explain..

    asked by geekgirl95
  100. english

    Need to find 30 corrections in this assignment.

    asked by Sue
  101. English

    What is the base in regulate? Is it reg-??

    asked by Kay
  102. arithmetic

    what is the arithmetic mean of 3,5,7,9and 11?

    asked by Anonymous
  103. a

    Susan Rojas is applying for a position in the marketing department of a local corporation. Although Greg Ellis is the director of this department, she has been instructed to send her resume and other documents to Jeff Cohen, manager of the human resources

    asked by Anonymous
  104. Health

    Could you please put this in simpler terms.Is it expedient to include cultural assessment in community/public health care with vulnerable populations?

    asked by Casey
  105. us history

    HOW DID AGRICULTURE CONTRIBUTE TO ECONOMICS,ECONOMIC DEVELOPMENT,REGIONAL SPECIALIZATION, AND SOCIAL REFORM FROM 1780 TO 1850'S?

    asked by Anonymous
  106. Math

    solve c(x)=x^2-40x+405

    asked by anonymous
  107. Science

    ammount of salt get dissolves in 150 ml of water at 97 degree ? amount of salt that dissloves in 150 ml of water at 7 degree?

    asked by zonai
  108. chemistry

    at sea level the average lung capacity for humans is about 4.o liters. at 37 degrees celcius (body temperature) how many grams of oxygen could your lungs hold?

    asked by lia
  109. Health Care Reimbursement Methodologies

    If an enrollee uses more services than originally assumed per the PPPM calculation, then the plan would ?

    asked by Lillian Morales
  110. Math

    solve c(x)=x^2-40x+405 where x equals 15

    asked by anonymous
  111. Finance

    1. A man establishes an annuity for retirement by depositing $50,000 into an account that pays 7.2% compounded monthly. Equal monthly withdrawals will be made each month for 5 years, at which time the account will have a zero balance. Each year taxes must

    asked by Elizabeth
  112. us history

    was the growth of democracy just a coincidence or did it contribute to the market revolution? i am trying to us this as a timeline.

    asked by kendra
  113. Calculus

    Given m(x)=7/5x2+9-2 what is the domain of m in set notation form?

    asked by Josh
  114. english

    Whats wrong with my essay i got F on this? Critique please Better Friend According to the article, “women have a higher quality when it comes to relationship than men”. Having friends is important because they know our assets and our flaws. In a

    asked by failgrammar
  115. math

    how do i get the common denominator for 3 4 5 6 and 7?

    asked by neil
  116. Chemistry

    In a coffee-cup calorimeter, 1.70 g of NH4NO3 is mixed with 76.0 g of water at an initial temperature of 25.00°C. After dissolution of the salt, the final temperature of the calorimeter contents is 23.71°C. Assuming the solution has a heat capacity of

    asked by Brittney
  117. Literature

    What lessons do Julie learn in the novel Julie of the wolves. I already read the story several times, looked at a few study guides, but couldn't find two lessons. I actually found one obvious one: Julie learns to survive in the cold arctic. What is the

    asked by Max
  118. chemistry

    will potassium chloride react with bromine

    asked by chan
  119. nutrition

    what is it called when you calves get all tight when your sleeping and it hurts. i heard it could be blood clots or lack of potatisum

    asked by scoobster
  120. math

    I need help with rearranging this equation to isolate c a=b((1/c)-(1/d)) I got this (a/b)+(1/d)=(1/c) but I don't know the last step with the reciprocal. Could someone please help, thank you

    asked by Mike
  121. Angular Momentum

    A long thin rod of mass M = 2.00 kg and length L = 75.0 cm is free to rotate about its center as shown. Two identical masses (each of mass m = .421 kg) slide without friction along the rod. The two masses begin at the rod's point of rotation when the rod

    asked by jhay
  122. chemistry

    Okay so I know how I would normally determine molar mass of a compound *get out periodic table, sum up elements present, eg. H20 = [2(1.008)+16.00]g/mol* But this is for a lab class and they want us to derive it. Info found: Ethylene glycol (C2H6O2

    asked by determining molar mass
  123. psy 220

    Choose a public figure who has acted unwisely. Describe if it was a lack of emotional intelligence, successful intelligence, or both that caused his or her lack of judgment.

    asked by annonymous
  124. statistics

    a population has mean 15 and standard deviation 5. if 68% of the values in the population are between 10 and 20, the population cannot be normal

    asked by nikki
  125. Calculus

    Given f(x)=-10x2-42x-17 find f(x+h)

    asked by Josh
  126. chemistry

    Iron forms two chlorides.One gram of the first chloride produces 2.26g of silver chloride and one gram of the second chloride produces 2.65g of silver chloride.Prove that these data illustrate the law of multiple proportions

    asked by Atul
  127. calling miss sue and sarah

    I'm on college. this is for English 101. She just distribute our papers and talk to her if anyone has a problem with grade but there are no remarks on paper and i need to catch up on my next class. i revised it now with the mistakes that you point out.

    asked by failgrammar
  128. Probability

    if two fair dice are rolled, what is the probablity that the total showing is even or less than seven?

    asked by Marie
  129. MATH-PLEASE HELPPP!!!!

    The table below shows the number of hours required in each of two departments to make one unit of various products A, B and C. For example, product B requires 1 hour of time in department I and 3 hours in department II. HOURS REQUIRED PER UNIT OF PRODUCT

    asked by kIM
  130. math

    A model rocket is launched with an initial velocity of 250 ft/s. The height, h, in feet, of the rocket t seconds after the launch is given by h = −16t2 + 250t. How many seconds after launch will the rocket be 730 ft above the ground? Round to the nearest

    asked by sabrina
  131. world regional geography

    The _______ were responsible for the forced migration of more people from Africa than any other colonial power

    asked by jean
  132. chem

    the % T of brass solution is 55.0%, 1)what is the Transmittance(T)?

    asked by a
  133. Math

    Determine which, if any, of the three statements are equivalent. I) If there is an opera performance, then Paula will not wear jeans. II) If there is no opera performance, then Paula will wear jeans. III) Either there is an opera performance or Paula will

    asked by Jen
  134. Physics

    A solid sphere of uniform density starts from rest and rolls without slipping a distance of d = 4.4 m down a q = 20° incline. The sphere has a mass M = 4.6 kg and a radius R = 0.28 m. Of the total kinetic energy of the sphere, what fraction is

    asked by Kyley
  135. Math-geometry

    Determine if the argument is valid or invalid. Give a reason to justify answer. If the bell rings, then we answer the door. The bell rings. We answer the door.

    asked by Jen
  136. Math-geometry

    Construct a truth table for q ->~p

    asked by Jen
  137. Calculus

    Using logarithmic differentiation find the derivative of f(x)=2x/x. I can't seem to figure this out.

    asked by Carly
  138. Math

    Write the statements in symbolic form. Let p: The temperature is 90°. q:The air conditioner is working. r.The apartment is hot. If the apartment is hot and the air conditioner is working, then the temperature is 90°.

    asked by Jen
  139. Another Calculus

    Sorry I have been trying to figure this out all day. Find the largest and smallest values of the given function over the prescribed closed, bounded interval. g(t)= (t^3/2)(e^-2t) for 0

    asked by Carly
  140. math

    A spherical water tank has a diameter of 10 feet. How much water does it hold when half full

    asked by Anonymous
  141. Chemistry

    Excess sodium sulfate is added to exactly 50 mL of a solution containing an unknown amount of silver(I) cation. Determine the concentration of the silver ion in this solution if 3.54 mg of a solid is isolated.

    asked by Anonymous
  142. Chem

    How many moles of C are needed to react with 85.5 moles of Al2O3 ?

    asked by PaulaB
  143. American Government

    Question about American party organizations: A. are about to die out B. Are more powerful today than any time in history C. are still, important but their role in campaigns is secondary to that of candidates D. are unimportant in the political system today

    asked by Amanda
  144. Chemistry

    The heads of matches are made with P4S3. this material is made by heating a mixture of red phosphorus and sulfur: 8P4 + 3S8----> 8P4S3 If a match company uses 5435 grams of phosphorous (p4) with an excess of sulfure, how many grams of P4S3 can be made? Can

    asked by Kendall
  145. science**

    Which of the following would act as the best insulator of electric current? 1- water. 2- a tree. 3- a copper wire. 4- an automobile tire. 5- a human.

    asked by Anonymous