Questions Asked on
October 26, 2014

  1. chemistry

    The reaction of 2.5 mol of O2 with 4.6 mol of C3H8 will produce ________ mol of H2O.

    asked by Anonymous
  2. Calculus

    The radius of a circle is increasing. At a certain instant, the rate of increase in the area of the circle is numerically equal to twice the rate of increase in its circumference. What is the radius of the circle at that instant? A. 1/2 B. 1 C. Sqrt 2 D. 2

    asked by Anonymous
  3. English

    Which of the following best explains the difference between informative and explanatory text? a. Informative provides readers a sense of why something happens, while explanatory tells the order in which something happened. b.Informative provides a reason

    asked by Olamide
  4. Calculus

    a hyperbola passing through (8,6) consists of all points whose distance from the origin is a constant more than its distance from the point (5,2). find the slope of the tangent line to the hyperbola at (8,6).

    asked by Al
  5. Psychologic

    Barbara Fredrickson suggests that, based on the pace of cellular renewal in the body, it tends to take around ________ to change a habit or make a lifestyle change. 1 week 2 weeks 3 months 9 months

    asked by zxcv
  6. Chemistry

    In the combustion of natural gas according to the equation CH4 + 2 O2 -> CO2 +2 H20, how many grams of water are formed during the combustion of 0.264 mole of CH4?

    asked by Andrew
  7. physics

    A compact car, mass 730 kg, is moving at 1.00 ✕ 102 km/h toward the east. The driver of the compact car suddenly applies the brakes hard for 1.9 s. As a result, an average force of 4.8 ✕ 103 N is exerted on the car to slow it down. What is the momentum

    asked by sarah
  8. chrmistry

    In a chemical compound, would you expect an oxide ion to be joined with one atom of calcium or one atom of potassium? Why?

    asked by Robert23
  9. math

    Ashley recently opened a store which sells only natural ingredients. She wants to advertise her products by distributing bags of samples in her neighborhood. It takes one person 2 minutes to prepare one bag. How many hours will it take to prepare 900 bags

    asked by Shohanur
  10. spelling

    Information found in a typical word entry are a language of origin, correct pronunciation, a job, job description, list of relatives, synonyms, and (A) signs. (B) obituary. (C) proofreading marks. (D) capitalization.

    asked by tiko
  11. Physics

    A solid wood door, 90.0 cm wide by 2.00 m tall has a mass of 35.0 kg. It is open and at rest. A small 500-g ball is thrown perpendicular to the door with a speed of 20.0 m/s and hits the door 60.0 cm from the hinged side. The ball rebounds with a speed of

    asked by Anonymous
  12. Chemistry

    Find the enthalpy change of the following reactions 2C+2H2O---> CO2+CH4 Using the following reactions with their change in H values. C+H2O---->CO+H2 H=+131.1kjmol-1 Co+H2O---->CO2+H2. H=-41.2kjmol-1 CH4+H2O--->CO+3H2 H=15.3

    asked by Anonymous
  13. Psychologic

    According to research led by Sarina Saturn, which of the following is predicted by variations of a particular gene on the third chromosome, which influences oxytocin functioning? How well a person reads others’ emotions. How sensitive of a parent a

    asked by zxcv
  14. Theories and issues in working with school-age chi

    The term distal supervision means A. supervision by a nonworking parent. B. a lack of supervision. C. self-supervision. D. supervision from a distance. Is this answer C.

    asked by Amanda
  15. math

    P varies directly as the square root of q. P=8 when q =25 find p when q = 100

    asked by Anonymous
  16. Theories and issues in working with school-age chi

    The traditional term latchkey children refers to A. children who know how to properly use house keys. B. children who are between the ages of six and twelve. C. the key that children carry to open their door latch. D. the ability to be left alone at home.

    asked by Amanda
  17. Chemistry

    A 10.0 gram sample of a mixture of CH4 and C2H4 reacts with oxygen at 25°C and 1 atm to product carbon dioxide gas and liquid water. If the reaction produces 520 kJ of heat, what is the mass percentage of CH4 in the mixture? PLEASE HELP! I do not know

    asked by Michelle
  18. Spanish

    Need help with rewriting the following sentences using the word at the end as the subject. Thanks!!! 1) Yo servi en salada de fruta. (Lupe) Lupe sirvio en salada de fruta. 2) La nina no pidio jugo de manzana. (nosotros) Nosotros no pidimos jugo de manzana.

    asked by Trish
  19. chemistry

    Li+Cl=>LiCl ionic bonding atoms valence electrons electron transfer from/ to each atom and ions formed in the product??

    asked by Robert23
  20. Chemistry

    Calculate the mass in grams of the undiluted bleach that was in the sample of bleach titrated. Given: Density of undiluted bleach unkown is 1.042 g/mL. 14.44 mL of .100 M Na2S2O3. .0537 grams of NaClO. Each sample should conain 1/5 of the original

    asked by Kaitlin
  21. Psychologic

    Steve Porges’ Polyvagal theory posits that the key role of the mammalian vagus nerve is to support human affiliation. Which of the statements below are consistent with scientific findings that Dacher discussed about the vagus nerve? People with stronger

    asked by zxcv
  22. Psychologic

    Dacher and Emiliana suggest that compassion can be defined as: The feeling a person has in the presence of ________, is coupled with an urge to ________. sadness, cry pain, escape anger, fight suffering, help

    asked by zxcv
  23. chemistry

    A 100 L flask contains a mixture of methane and argon gasses at 25 degree C . The mass of argon present is 228 g and the mole fraction of methane in the mixture is 0.650 . calculate the total kinetic energy of gaseous mixture

    asked by mathew
  24. Theories and issues in working with school-age chi

    Which of the following is the most accurate statement about separation anxiety? A. Separation anxiety usually appears the age of two months. B. Separation anxiety is usually outgrown in infancy. C. Separation anxiety is an affliction that should be treated

    asked by Amanda
  25. differential equation

    in the theory of learning the rate at which the subject is memorized is assumed to be directly proportional to the amount left to be memorized. also the rate at which the subject is forgotten is directly proportional to the amount memorized in their time

    asked by Anne
  26. Calculus

    A 12-ft ladder is leaning against a vertical wall when Jack begins pulling the foot of the ladder away from the wall at the rate of 0.5ft/s. What is the configuration of the ladder at the instant that the vertical speed of the top of the ladder equals the

    asked by Zoe
  27. Psychologic

    Which of the following is NOT a scientific finding related to apology? People who receive apologies report better psychological health. People who apologize to others report better psychological health. People who receive apologies are less forgiving.

    asked by zxcv
  28. Theories and issues in working with school-age chi

    The term distal supervision means A. supervision by a nonworking parent. B. a lack of supervision. C. self-supervision. D. supervision from a distance. Is this answer D.

    asked by Amanda
  29. Chemistry

    The combustion of propane and oxygen produces carbon dioxide and water. What mass of water is produced from the combustion of 10.4g of propane, C3H8

    asked by Anonymous
  30. Physics

    (a) A small mail bag is released from a helicopter that is descending steadily at 2.13 m/s. After 4.38 s, what is the speed of the mail- bag? The acceleration of gravity is 9.8 m/s2 . (b) After the mailbag is dropped, the helicopter continues descending

    asked by Nina
  31. Theories and issues in working with school-age chi

    The Americans with Disabilities Act prohibits child care centers from discriminating against children based on which of the following? A. Economic or social status B. Race, religion, or gender C. Hearing impairment, blindness, or learning disability D.

    asked by Amanda
  32. chemistry

    which unit is used to express the pressure of gas?

    asked by Anonymous
  33. physics

    A copper (Young's modulus 1.1 x 1011 N/m2) cylinder and a brass (Young's modulus 9.0 x 1010 N/m2) cylinder are stacked end to end, as in the drawing. Each cylinder has a radius of 0.14 cm. A compressive force of F = 4800 N is applied to the right end of

    asked by Anonymous
  34. PHYSICS (VECTOR)

    A plane is flying due South (270º) at 474.8 km/h. A wind blows from West to East (0°) at 46 km/h. Find the direction of the plane's travel. Report your answer in degrees from 0° as a reference.

    asked by tay
  35. Algebra

    Find the greatest integer value of b for which the expression 9x^3+4x^2+11x+7/x^2+bx+8 has a domain for all real numbers. Thank you!

    asked by Trish Goal
  36. Java

    NEED HELP! I would like to create a class for finding the voltages of 1, 2 or even 4 batteries. The Class can be called BatteryVoltage with a default voltage value of 1.5 (AA Battery) Must allow the user to find the total voltage of batteries when

    asked by Jordan
  37. finance

    Assume that Kish Inc. hired you as a consultant to help estimate its cost of capital. You have obtained the following data: D0 = $0.90; P0 = $30.00; and g = 7.00% (constant). Based on the DCF approach, what is the cost of equity from retained earnings?

    asked by garrett
  38. Chemistry

    In a constant-pressure calorimeter, 60.0 mL of 0.310 M Ba(OH)2 was added to 60.0 mL of 0.620 M HCl. The reaction caused the temperature of the solution to rise from 22.19 °C to 26.41 °C. If the solution has the same density and specific heat as water,

    asked by Kylee
  39. Chemistry

    A student weights 1.700 g of succinic acid and dissolves it in water in a 250.0 mL volumetric flask. A 25.00 mL sample of this solution is withdrawn and placed in a 125 mL Erlenmeyer flask, to which 5 drops of the acid-base indicator phenolphthalein is

    asked by Mary
  40. social studies

    why did Deganawida think it was important to stop fighting?

    asked by Anonymous
  41. social studies

    what angered colonist who wanted to settle the Ohio river ?

    asked by dashaun
  42. criminal justice

    In regards to the Constitutional rights of the accused, what does the crime control model emphasize?

    asked by Patiance
  43. social studies

    How does repetion make you noticeable in a crowd?

    asked by anomyous
  44. Clark Atlanta

    Plants need carbon dioxide to produce energy. How many carbon are there in 10.0 g of carbon dioxide? this is what I have so far. 10.0g x 1mol/44.01CO2 = 227 mol CO2

    asked by Ashley
  45. English

    Do I use who or whom and why? 1. Are you ordering around? 2. Is ready with his or her report today?

    asked by Kelley
  46. Physics

    A 940 kg car moves along a horizontal road at speed v0 = 16.8 m/s. The road is wet, so the static friction coefficient between the tires and the road is only μs = 0.196 and the kinetic friction coefficient is even lower, μk = 0.1372. The acceleration of

    asked by Sid
  47. Chemistry

    explain how to convert 814.510 torr to atm

    asked by EE
  48. Calculus

    If r is positive and increasing, for what value of r is the rate of the increase of r^3 twelve times that of r? A. Cubed root 4 B. 2 C. Cubed root 12 D. 2 sqrt 3 E. 6

    asked by Anonymous
  49. eng

    how do i make this sentence to present tense ? "I opened my eyes to an unusual shake."

    asked by sun
  50. MATH

    A BICYCLE TRAVELS WITH EACH TURN OF ITS WHEELS IS ABOUT 3 1/67 TIMES THE TIRE DIAMETER. iF THE TIRES HAVE A DIAMETER OF 24 1/2 INCHES, HOW FAR DOES IT TRAVEL WITH EACH TURN OF THE WHEELS

    asked by STARR
  51. Math

    Can someone please check these problems? Thank you! Solve each equation for the indicated value. 1. a-b=-c, for a I got a=-c+b 2. 4y+6x=12, for y I got y=-3/2x+3

    asked by Anonymous
  52. algebra 2

    A 2-mi cab ride costs $1.70. A 7-mi cab ride costs $3.70. Find a linear equation that models cost c as a function of distance d. a. c = 0.53d + 0.90 b. c = 0.85d + 2.00 c. c = 0.40d + 0.90 d = 0.40c + 2.00

    asked by nino
  53. Theories and issues in working with school-age chi

    To determine if you're good fit as a leader in school-age settings, the characteristic(s) that you'll need to examine include personality, temperament, skills, and A. social class. B. knowledge. C. musicianship. D. financial history. A.

    asked by Amanda
  54. math

    all the seats in two sections of a movie theater are occupied. in one section there are 8 row with 18 seats in each row.

    asked by Anonymous
  55. physic

    A pig slides down a 29° incline in twice the time it would take to slide down a frictionless 29° incline. What is the coefficient of kinetic friction between the pig and the incline?

    asked by Dina
  56. Theories and issues in working with school-age chi

    Children create _______ when they talk about certain kinds of information many times. A. motivations B. cultural schemas C. attitudes D. socialization strategies D.

    asked by Amanda
  57. Theories and issues in working with school-age chi

    In Denmark, twenty percent of children aged 7-10 attend leisure homes, known in that country as A. fritidshjem. B. barunban. C. karubu katsud. D. crèches. A.

    asked by Amanda
  58. Calculus

    If f(x)=sinx and g(x)=cosx, then the set for all x for which f'(x)=g'(x) is: A. Pi/4 + k(pi) B. Pi/2 + k(pi) C. 3pi/4 +k(pi) D. Pi/2 + 2k(pi) E. 3pi/2 + 2k(pi)

    asked by Anonymous
  59. chemistry

    If you pass 10.0mL of a 50.0mL solution of [Co(en)2Cl2]Cl that has been reduced with Zn through a cation exchange column, you will obtain a solution that has three H+ ions for every Co3+ ion that was originally present in the sample. These H+ ions are

    asked by xx
  60. eng

    if i write a story about experiencing a plane crash, what would the conflict be?

    asked by idk
  61. Geometry

    In triangle ABD, AC is an altitude, measure of angle 1 = 7x + 9 and measure of angle 2 = 3x + 11. What is the measure of angle 1.

    asked by Sarah
  62. chemistry

    2.) If you pass 10.0mL of a 50.0mL solution of [Co(en)2Cl2]Cl that has been reduced with Zn through a cation exchange column, you will obtain a solution that has three H+ ions for every Co3+ ion that was originally present in the sample. These H+ ions are

    asked by Anonymous
  63. chemistry

    2.) If you pass 10.0mL of a 50.0mL solution of [Co(en)2Cl2]Cl that has been reduced with Zn through a cation exchange column, you will obtain a solution that has three H+ ions for every Co3+ ion that was originally present in the sample. These H+ ions are

    asked by xx
  64. Calculus

    Find al points where tangent lines to: (x^2+y^2)^(3/2) = sqrt(x^2+y^2) + x is either horizontal or vertical.

    asked by Al
  65. physics

    A 83 kg person is hanging off the edge of a cliff, holding a rope. A 101 kg person is on the top of the cliff holding the other end of the rope. Find the minimum coefficient of static friction that would prevent the 83 kg person from falling.

    asked by Anonymous
  66. Theories and issues in working with school-age chi

    Lawrence Kohlberg created the preconventional, conventional, and postconventional levels in _______ development. A. physical B. social C. cognitive D. moral D.

    asked by Amanda
  67. Physics(Science)

    Waves on a 5.0 m rope travel at a speed of 92 m/s. If the tension in the rope is 497 N, what is the mass of the rope?

    asked by AJ
  68. Theories and issues in working with school-age chi

    A child caregiver who is using the statement, "Say please," is practicing _______ socialization. A. external B. internal C. intentional D. unintentional C.

    asked by Amanda
  69. Math

    Your basketball team scored 4 fewer than twice as many points as the other team. a. Write and expression for the number of points your team scored. b. The other team scored 24 points. How many points did your team score? For a. I got t*2-4 so far, is it

    asked by Zero
  70. Language

    Write each group of sentences as one sentence. Use (and) or (or) to join the predicates in each compound predicate. Add commas where needed. 1/ Architects discuss ideas. Architects draw plans. They work with owners. Answer: Architects discuss ideas,draw

    asked by Nnh
  71. Algebra

    Find the domain of srt(6-x-x^2. Thank you!

    asked by Trish Goal
  72. Calculus

    Let f(x)=(2x+1)^3 and let g be the inverse function of f. Given f(0)=1, what is the value of g'(1)? A. -2/27 B. 1/54 C. 1/27 D. 1/6 E. 6

    asked by Anonymous
  73. Fractions Math

    Fiona and camila took a load of peaches to the farmers market. During the first hour , they sold 1/2 of the peaches plus 1/2 of a peach. In the second hour, they sold 1/3 of the remaining peaches plus 1/3 of a peach. In the third hour , they sold 1/4 of

    asked by Anonymous
  74. physics

    A 1300-kg car moving north at 27.0 m/s is struck by a 2165-kg car moving east at 17.0 m/s. The cars are stuck together. How fast and in what direction do they move immediately after the collision?

    asked by sarah
  75. algebra

    Let A(t)3-2t^2+4^t. Find A(2)-A(1)Thank you!

    asked by Trish Goal
  76. Calculus 1

    A right triangle has a fixed base of length 6 meters and a height that is increasing at a rate of 2 meters/second. At what rate is the length of the hypotenuse increasing when the height is 8 meters?

    asked by Ben
  77. physics

    1- An elevator, when fully loaded, has a mass of 5500 kg. The elevator needs to accelerate anywhere from 2.7 m/s^2 [D] to 2.7 m/s^2 [U]. What is the maximum tension force that the elevator cable will need to support during normal use? can we use fnet

    asked by Anonymous
  78. Algebra

    Let f(x)-3x-7/x+1. Find the range of f. Give your answer as an interval. Please enter your response in interval notation. I figured out the domain, ( -inf,-1) and (-1, inf) .

    asked by Trish Goal
  79. Physics

    A 15 kg sled experiences an applied force of 5.5 N [north] and an opposing frictional force of 2.5 N [south]. If the sled starts from rest, what will be the velocity of the sled after 4.0 s?

    asked by Matthew
  80. English

    Hi, I was wondering if this sentence has a comma splice? Before they get cold, grab that fluffy and heated towel, and dry them. Thanks in advance!

    asked by Alice
  81. calculus

    a. find an equation for the secant line through the points where x has the given values. b. find a equation for the line tangent to the curve when x has the first value. y=9square root(x); x=16, x=25

    asked by Duane
  82. Fractions

    Fiona and camila took a load of peaches to the farmers market. During the first hour , they sold 1/2 of the peaches plus 1/2 of a peach. In the second hour, they sold 1/3 of the remaining peaches plus 1/3 of a peach. In the third hour , they sold 1/4 of

    asked by Jessica
  83. Langauge

    Underline the complete compound predicate. Circle the verbs.. 1/ Millworkers peel logs or cut boards. Complete pradicate: peel logs or cut boards. Verb: peel 2/ truckers load the boards and deliver them. C.p: load the board and deliver them. V.: load 3/

    asked by Nnh
  84. Physics

    While following the directions on a treasure map, a pirate walks 49.7 m north, then turns and walks 4.1 m east. What is the magnitude of the single straight-line displacement that the pirate could have taken to reach the treasure?

    asked by Elizabeth
  85. calculus

    Find the length and width of a rectangle that has the given area and a minimum perimeter. Area: 8A square centimeters

    asked by liz
  86. Theories and issues in working with school-age chi

    Which of the following is at the base of the quality pyramid? A. Procedures B. Health C. Safety D. Environment D.

    asked by Amanda
  87. Theories and issues in working with school-age chi

    If relative care is not an option for a family, a live-in solution may be care by a A. teenager. B. peer. C. Nanny D. Neighbor C.

    asked by Amanda
  88. Calculus

    Use the four-step process to find the slope of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = -2x2-2x+1 (-1, -2)

    asked by Duane
  89. calculus

    A 6 foot tall man walks at a rate of 5 feet per second along one edge of a road that is 30 feet wide. On the other edge of the road is a light atop a pole 18 feet high. How fast is the length of the man's shadow increasing when he is 40 feet beyond the

    asked by Bryce
  90. physics

    A person is kayaking in the ocean at 5.6 m/s 75° to the horizon when he experiences a current of 3.8 m/s 45° south of west. What is the speed and direction of his kayak?

    asked by John
  91. Fractions

    Fiona and camila took a load of peaches to the farmers market. During the first hour , they sold 1/2 of the peaches plus 1/2 of a peach. In the second hour, they sold 1/3 of the remaining peaches plus 1/3 of a peach. In the third hour , they sold 1/4 of

    asked by Natalie
  92. French

    Is it grammatically correct to say "Un prof enseigne les/des élèves"?

    asked by Anonymous
  93. Theories and issues in working with school-age chi

    Parents, peers, media, teachers, and religious leaders are all examples of A. agents of socialization. B. moral virtue. C. recipients of socialization. D. internalized conversation B.

    asked by Amanda
  94. Calculus

    If y=sqrt (x^2+16), then d^2y/dx^2= A. 1 / (4(x^2+16)^3/2) B. 4(3x^2+16) C. x / ((x^2+16)^1/2) D. (2x^2+16) / ((x^2+16)^3/2) E. 16 / ((x^2+16)^3/2)

    asked by Anonymous
  95. Calculas

    find the tangent line of the following function Y=2sinx + sinx^2 at the points Pi/6,5/4

    asked by Bashar
  96. Chemistry

    Calculate the molarity of the H3PO4 solution?This the question Answer has to be: MH3PO4 = ? mol/L but I don't know how to calculate it. Thanks for help so far

    asked by Duke
  97. Philosophy Intro to Logic

    I have to write an argument in standard form before writing an essay on it. I'm using an article written by Jenny Price on news.wisc titled "Facebook profiles raise users' self-esteem and affect behavior" And here's what I have for the standard form, I

    asked by Nicole
  98. physics

    The position of a toy locomotive moving on a straight track along the x-axis is given by the equation x = t4 − 6 t2 + 9 t , where x is in meters and t is in seconds. The net force on the locomotive is equal to zero when t is equal to

    asked by Anonymous
  99. AP Calc. AB

    If f and g are functions such that f(g(x))=g(f(x))=x for all x in their domains, and if f(a)=b and f'(a)=c, then g'(b) =? a) g'(a)=1/c b) g'(b)=1/c c) g'(b)=-1/c d) g'(b)=1/a e) g'(a)=-1/c

    asked by Rachel
  100. algebra

    24 increased by y

    asked by Bobbie
  101. Economics

    EconMacro4 Chapter 9 Aggregate Expenditures and Demand 7. A. What are the components of aggregate expenditure? Page 148 Add to the consumption function, investment, government purchases and net exports (C + I + G + (X-M). B. In the model developed in this

    asked by Carolyn
  102. Math

    Liz uses 19 connecting cubes to make a model of house. The house model is in the shape of a rectangle and is one cube high. How many different ways could Liz make the model of the house?

    asked by Nikhil
  103. english

    I got a question regarding my homework. The task is to find the mistakes in a given text but the last sentence confuses me so much that I lost the overview. I'll copy the sentence below and hope that someone can help me. "But to protect against children

    asked by Leonie
  104. Physics

    A figure skater is spinning at a rate of 1.1 rev/s with her arms outstretched. She then draws her arms in to her chest, reducing her rotational inertia to 66% of its original value. What is her new rate of rotation?

    asked by Katie
  105. physics

    A diving bell has a weight of 30000 N when measured on shore. In the water, suspended by a cable, the tension in the cable is only 12000 N. What is the buoyant force, FB, on the diving bell when it is in the water?

    asked by tyler
  106. chemistry

    Calculate the pH of 0,3g calcium hydroxide dissolved in water to give 500ml solution.

    asked by lala
  107. Calculus

    We are going to fence in a rectangular field and have a maximum of 200 feet of material to construct the fence. Determine the dimensions of the field that will enclose the maximum area?

    asked by Fareed
  108. MATHS

    Please help..urgently.. A charity collected 20 cent and 50 cent coins for a fund raising event in the ratio of 16:7. they collected 6912 20-cent coins. how much money did they collect altogether?

    asked by J.SARAH
  109. GRAMMAR

    When a doctor dictates a punctuation mark, it is important to _____ transcribe the punctuation mark and not the word dictated check that the punctuation mark is correctly placed and transcribe the punctuation mark and not the word dictated check that the

    asked by YVETTE
  110. math

    the width of a rectangle is 4cm and the length is 8 cm if both the width and the length are increased by equal measures, the area of the rectangle is increased by 64 cm 2. find the length and width of the larger rectangle

    asked by carl
  111. chemistry

    A bicycle tire fitted was fitted with the air pressure of 75 psi at temperature 19 degree C riding the bike on a asphalt on a hot day increases temperature of the tire to 58 degree C. The volume increase by 4% . What is the new pressure

    asked by mathew
  112. Calculus 1

    Given f(x)= 3e^(1-x^2)*ln(x), find the equation of the tangent line at x = 1.

    asked by Ben
  113. Math algebra

    its 45m from the center of a circular field to the inside edge of the track surrounding it. the distance from the center of the field to the outside edge is 55m. find the circumference of each edge.

    asked by Amber
  114. physics

    If an object is initially moving with a constant velocity of 20m/s towards positive x-axis and after 5 sec it changes its direction and moving at an angle of 30o with x-axis, find magnitude and direction of its acceleration.

    asked by Anonymous
  115. GRAMMAR

    Select the correctly punctuated phrases. Blood pressure 120/80, pulse 60, heart tones are normal. Blood pressure 120/80 pulse 60 heart tones are normal. Blood pressure 120/80, pulse 60 heart tones are normal.

    asked by YVETTE
  116. physics

    draw a particle model and a motion diagram for A bike travels at constant speed of 4.0 m/s for 4 s then slow down to come at rest in 3 s.

    asked by sue
  117. Physical Chemistry

    Please help, about real gas deviation from ideal behavior. when we plot graph against P and PV, at 17¡ãC,: for H2, there's straight ascending line. for N2, line a little curved at low P then become ascending straight like H2. for CO2, line curved, very

    asked by Learner11
  118. Math

    Assume a three-month CD purchased for $3000 pays simple interest at an annual rate of 10%. What is the balance at maturity? I don't have any work. This is question one and I have 19 more. I don't understand how to arrive at the answer.

    asked by Robyn
  119. Physics

    A 1300-kg car moving north at 27.0 m/s is struck by a 2165-kg car moving east at 17.0 m/s. The cars are stuck together. How fast and in what direction do they move immediately after the collision?

    asked by sarah
  120. Chemistry

    A 5.00 mL sample of an aqueous solution of H3PO4 requires 43.2mL of 0.285M NaOH to convert all of the H3PO4 to Na2HPO4. The other product of the reaction is water. Calculate the molarity of the H3PO4 solution.

    asked by Duke
  121. Financial Management

    Calculate the present value of $25,000 to be received in 5 years, assuming an opportunity cost of 10%.

    asked by kai
  122. Chemistry

    define pressure how many mm Hg are in 875.1kPa

    asked by tt
  123. Chemistry

    Find the enthalpy change of the following reactions 2C+2H2O---> CO2+CH4 Using the following reactions with their change in H values. C+H2O---->CO+H2 H=+131.1kjmol-1 Co+H2O---->CO2+H2. H=-41.2kjmol-1 CH4+H2O--->CO+3H2 H=15.3

    asked by Anonymous
  124. physics

    a student leaves home and walks 100 m in a northerly direction. he then walks in a direction of 45 degree north of east for 50 m to reach school. calculate the displacement graphically. choose a scale to draw the diagram

    asked by sue
  125. AP World History

    What are the effects of cultural diffusion in the Mediterranean? (I couldn't find the answer in my text book, the only thing I got was that the Mediterranean was able to adopt Greek culture.) Thank You Very Much!!

    asked by Jessi
  126. chemistry

    A compressed gas cylinder contains 1.00 into 1000 g argon gas . the pressure inside the cylinder is 2050 psi at a temp of 18 degree . how much gas remains in the cylinder if the pressure is decreased to 650 psi at a temperature of 26 degree of 26 degree c

    asked by mathew
  127. science (Need FAST FEEDBACK!!!)

    Is a density bottle the same as a pycnometer?

    asked by Daniel
  128. Health

    Is it possible under any type of medication (ex. Gastroscope ) to find out if someone has been on diet medicine? Why?

    asked by Elizabeth
  129. algebra

    A bank charges $3 each time you use an out-of-network ATM. At the beginning of the month, you have $1500 in your bank account. You withdraw $60 from your bank account each time you use an out-of-network ATM. Graph a linear equation that represents the

    asked by tai
  130. math

    frank is 3 times old as ken. frank is 15 years older than eileen, while ken is 1 year younger than eileen. What are thw ages of frank, ken and eileen?

    asked by lauren
  131. physics

    The system of blocks shown in the diagram below is being accelerated to the right at 4.4 m/s2 What is the applied force Small box mass- 0.10 kg Big box mass - 0.20 kg Acceleration - 4.4 m/s2 Coefficient kinetic - 0.35

    asked by Sanda
  132. english

    how can i describe a plane crash using imagery in first person point of view ?

    asked by liam
  133. Calculus

    Find al points where tangent lines to: (x^2+y^2)^(3/2) = sqrt(x^2+y^2) + x is either horizontal or vertical.

    asked by Al
  134. Chemistry

    what mass of precipitate will form if 1.5L of concentrated pb(clo3)2 is mixed with .55L of.190 M NaI

    asked by Matt
  135. algebra

    The cost y (in dollars) to provide food for guests at a dinner party is proportional to the number x of guests attending the party. IT costs $30 to provide food for 4 guests. a. Write an equation that represents the situation. b. Interpret the slope. c.

    asked by tai
  136. chemistry

    A molecule of sodium nitride would control how many sodium ions? Why?

    asked by Robert23
  137. chemistry

    Predict the number of atoms of each element that would be needed to form a molecule of cadmium sulfide?

    asked by Robert23
  138. Algebra 1

    Andrew is making a plan to complete a class math assignment. He has 48 problems to complete over 5 days. He decides to complete the assignment is such a way that his total number of completed problems doubles every day. He realizes that that number must be

    asked by Halle
  139. French

    How do you say "This is a form of exercise in French"?

    asked by Anonymous
  140. Psychologic

    Which of the following is most consistent with findings from research on how becoming a parent relates to happiness? There is an increase in parents' happiness levels just around the time of childbirth that gets larger for each successive child. There is

    asked by zxcv
  141. math measurement

    Jane has two pieces of ribbon.One piece is 10cm longer than the other.the total of the two pieces is 40cm.how long is the shorter piece?

    asked by ella mae diaz
  142. Algebra

    What is the range of the function f(x)=1/1-x? Express your answer in interval notation. Thank you!

    asked by Trish Goal
  143. Math

    Find the exact interest on a loan of $32,400 at 7% annually for 30 days.

    asked by Anonymous
  144. Physics

    A ball is thrown horizontally from the top of a building 17.6 m high. The ball strikes the ground at a point 67.7 m from the base of the building. The acceleration of gravity is 9.8 m/s2. Find the time the ball is in motion

    asked by Maurissa
  145. chemistry

    To identify a diatomic gas (X2), a researcher carried out the following experiment: She weighed an empty 3.4-L bulb, then filled it with the gas at 1.40atm and 25.0 ∘C and weighed it again. The difference in mass was 5.5g . Identify the gas.

    asked by Anonymous
  146. English composition

    I'm writing a paper to explain a concept of the bevel Ella Minnow Pea. I've come up with a thesis statement and my teacher has approved it, but I'm just stuck as to what I'm writing about. The assignment instructions asks "How does Dunn legitimize his

    asked by Dylan
  147. Algebra

    How many real numbers are not in the domain of the function f(x)=(1/x-64)+(1/x^2-64)+(1/x^3-64)? Thank you!

    asked by Trish Goal
  148. algebra

    How many real numbers are not in the domain of the function f(x)=(1/x-64)+(1/x^2-64)+(1/x^3-64)?

    asked by Trish Goal
  149. chemistry

    2.) If you pass 10.0mL of a 50.0mL solution of [Co(en)2Cl2]Cl that has been reduced with Zn through a cation exchange column, you will obtain a solution that has three H+ ions for every Co3+ ion that was originally present in the sample. These H+ ions are

    asked by xx
  150. chemistry

    If you pass 10.0mL of a 50.0mL solution of [Co(en)2Cl2]Cl that has been reduced with Zn through a cation exchange column, you will obtain a solution that has three H+ ions for every Co3+ ion that was originally present in the sample. These H+ ions are

    asked by xx
  151. Math

    Fiona and camila took a load of peaches to the farmers market. During the first hour , they sold 1/2 of the peaches plus 1/2 of a peach. In the second hour, they sold 1/3 of the remaining peaches plus 1/3 of a peach. In the third hour , they sold 1/4 of

    asked by Jessica
  152. History

    What is the central teaching of Islam?

    asked by tai
  153. chemistry

    If you pass 10.0mL of a 50.0mL solution of [Co(en)2Cl2]Cl that has been reduced with Zn through a cation exchange column, you will obtain a solution that has three H+ ions for every Co3+ ion that was originally present in the sample. These H+ ions are

    asked by xx
  154. chemistry

    2.) If you pass 10.0mL of a 50.0mL solution of [Co(en)2Cl2]Cl that has been reduced with Zn through a cation exchange column, you will obtain a solution that has three H+ ions for every Co3+ ion that was originally present in the sample. These H+ ions are

    asked by xx
  155. Chemistry

    explain how to 1kpa to atm

    asked by EE
  156. Chemistry

    1kpa to mmhg

    asked by EE
  157. Theories and issues in working with school-age chi

    A child caregiver who is using the statement, "Say please," is practicing _______ socialization. A. external B. internal C. intentional D. unintentional C.

    asked by Amanda
  158. Chem

    When you are ready to record the total collected volume of hydrogen gas, it is only necessary to subtract the buret scale reading from 50.00, then add Vsmall subtract Vsmall from the buret scale reading record the buret scale reading add Vsmall to the

    asked by GUGi
  159. Theories and issues in working with school-age chi

    Research suggests that every youngster should receive emotional support from at least three A. legal guardians. B. peers. C. school friends. D. nonparental adults. D.

    asked by Amanda
  160. precalculus

    Three friends want to share a circular 12-inch pizza equally by exactly only two parallel cuts. How far from the center must the cuts be? Hint: The pizza is a circle of radius 6 inches.

    asked by michael
  161. math problem

    Adam, Sam, and Eddie have to meet their boss at 3:00 in the office 9 miles apart from their home, and they must be arrive in time for the appointment. Adam had a bicycle, Sam had a skateboard,and Harry had no transport. So they have to share. so they left

    asked by victoria
  162. Theories and issues in working with school-age chi

    The stage described by Erik Erikson as most commonly seen in seven-year-old children is A. initiative vs. guilt. B. industry vs. inferiority. C. trust vs. mistrust. D. autonomy vs. shame and doubt. D.

    asked by Amanda
  163. English.

    can someone help me? What is this article about. Please help me summarize it so i can understand. Here is the title : Canadian military involvement in Afghanistan formally ends

    asked by Sarah
  164. Chemistry

    how to multiply 2.45 mol x 6.02x10^23

    asked by Kim
  165. Mathematica

    I am trying to write a matrix where n=100, and the matrix's first and last number is 2 and all the number in the middle are 1.

    asked by Ashley
  166. Algebra

    How many real numbers are not in the domain of the function f(x)=(1/x-64)+(1/x^2-64)+(1/x^3-64)? Thank you!

    asked by Trish Goal
  167. algebra

    The function f(x) satisfies f(sqrt(x+1))=1/x for all x>= -1, x does not = 0. Find f(2)Thank you!

    asked by Trish Goal
  168. Algebra

    what is the domain of the function u(x)=1/sqrt(x)? Thank you!

    asked by Trish Goal
  169. English

    determination that you need to do something.....(definition of) will --------------- What is the relationship between 'determination' and 'that you need to do something'? Are they in apposition?

    asked by rfvv
  170. General Chemistry

    We mix 112 grams of oxygen gas with 118 grams of argon gas in a volume of 1752 mL at 74 degrees celsius. What will be the final pressure of the gas mixture? First, I converted the grams into moles. 112g O2 * (1mol O2/ 32g O2) = 3.5 moles O2 118g Ar * (1mol

    asked by Sabrina
  171. Algebra

    Find all complex numbers such that z^2=2i. Thank you!

    asked by Trish Goal
  172. CHEMISTRY

    As you may well know, placing metal objects inside a microwave oven can generate sparks. Two of your friends are arguing over the cause of the sparking, with one stating that the microwaves "herd" electrons into "pointy" areas of the metal object, from

    asked by KTM
  173. Theories and issues in working with school-age chi

    People who understand the characteristics of children at various ages are more likely to develop activities and experiences for them that are A. within time constraints. B. easy to do. C. developmentally appropriate. D. educational. D.

    asked by Amanda
  174. Calculas

    Use the derivative of sinx and cosx to develop the derivatives of y=secx and y=tanx? Help would be much appreciated

    asked by Bashar
  175. Physics

    Jeff’s basketball falls into a pond. There is no wind and the water is still. Jeff wants to get the ball. He throws a rock into the pond, which hits water at 2 ft behind the ball from Jeff’s view. What will happen to the ball?

    asked by Sydney
  176. Theories and issues in working with school-age chi

    Which of the following exhibits adult supervision with full accountability? A. In-home care or out-of-home care in a center with a child and youth leader B. Sending a child to lessons or other youth groups to be looked after C. Self-care for the child in

    asked by Amanda
  177. Calculus

    A sphere is increasing in volume at the rate of 3(pi) cm^3/sec. At what rate is the radius changing when the radius is 1/2 cm? The volume of a sphere is given by V=4/3(pi)r^3. A. pi cm/sec B. 3 cm/sec C. 2 cm/sec D. 1 cm/sec E. .5 cm/sec

    asked by Anonymous
  178. Health

    Is it possible under any type of medical examination(ex. Gastroscope ) to find out if someone has been on diet medicine? Why?

    asked by Elizabeth
  179. Calculus

    The graph of the equation x2 − xy + y2 = 9 is an ellipse. Find the lines tangent to this curve at the two points where it intersects the x-axis. Show that these lines are parallel.

    asked by Al
  180. Math

    10. Estimate 30% of the student population. You must show all of your work and provide an explanation. *There are 850 students.

    asked by Ariana
  181. Chemistry

    Element X consists of two major isotopes with the following percent abundances and atomic masses: 35.0% and 85.0 amu; and 65.0% and 84.0 amu. Calculate the average atomic mass of element X.

    asked by Anonymous
  182. General Chemistry

    If the pressure is 748 mmHg, and if h= 35mm, what is the pressure of the gas, expressed in atm, If the substance in the tube is oil having a density of 0.788 g/mL? The density of mercury is 13.6 g/mL.

    asked by Sim
  183. algebra

    What is the translation of 24 increased by y??

    asked by Bobbie
  184. 5th grade math problem

    Adam, Sam, and Eddie have to meet their boss at 3:00 in the office 9 miles apart from their home, and they must be arrive in time for the appointment. Adam had a bicycle, Sam had a skateboard,and Harry had no transport. So they have to share. so they left

    asked by victoria
  185. math

    your recipe calls for 300 grams of chocolate .you have 200 grams .what fraction of chocolate do you have?

    asked by Mary
  186. history

    What changes occurred in agriculture, finance, and industry during the 18th century?

    asked by loli
  187. physics

    how much will the velocty of a car be in 24 seconds

    asked by Anonymous
  188. mathematics

    the lenght of a rectangle is twice its width.If the width is reduced by 1cm and the lenght is also reduced by 2cm,the area will be 15cm(square).Find the dimensions of the original rectangle.

    asked by john
  189. Civics

    Would someone be willing to check my quiz answers?

    asked by Makenzie
  190. chemistry

    Given that 1mole of propane react with 5 moles of Oxygen.find the number of moles of Oxygen reacted with 2.2g of propane

    asked by Kealeboga
  191. n. i. o. s physics

    How would you design a black body?

    asked by physics
  192. Writing

    In the other 6 groups there are 21 students in each of the 6 groups. *Does this sentence make sense.

    asked by Ariana
  193. history

    Who was the titan of industry, or the so-called robber baron, most closely associatedwith the railroad industry.

    asked by angel
  194. physics

    draw the following position vectors, find the displacement and present it on diagram. di=2 m df=5m di=3m df= -4m

    asked by sue
  195. algebra

    For the expression 4x-7, what is the smallest whole number value for x that gives a result that is more than 150?

    asked by mia
  196. algebra

    The cost y (in dollars) to provide food for guests at a dinner party is proportional to the number x of guests attending the party. IT costs $30 to provide food for 4 guests. a. Write an equation that represents the situation. b. Interpret the slope. c.

    asked by tai
  197. Algebra

    Compute the domain of the real-valued !@#$%^&ntion f(x)=sqrt(1-sqrt(2-x). Thank you!

    asked by Trish Goal
  198. Maths

    The formula to calculate the distance he runs in the n-th week

    asked by Kgomotso
  199. math

    KATHY has red balloons and blue balloons. She gives away 5 ballons. If she gives away 3 red ballons, how many blue ballons does she give away?

    asked by Nikki
  200. Theories and issues in working with school-age chi

    Being able to balance one's checkbook is an example of a _______ skill. A. psychological B. physical fitness C. domestic D. social B.

    asked by Amanda
  201. social studies/Ga history

    Describe some positive and negative events of the trustee period, and provide your own evaluation of the rule of the trustees as either generally a success or a failure.

    asked by kathy
  202. Theories and issues in working with school-age chi

    Which of the following is most likely to be a result of a school-age child left unattended at home? A. Loss of friendships B. Obesity C. Psychological harm D. Inability to complete homework assignments C.

    asked by Amanda
  203. calculus

    for f(x)=5/8, a. find an equation for the secant line through points where x=4 and x=5.b. find an equation for the line tangent to the curve when x=4. I can solve part a., but I am confused on part b. please help. I don't understand how to plug the numbers

    asked by Duane
  204. Chemistry

    convert 58.8 atm to kPa

    asked by EE
  205. help PLEASE math 112

    Which has the greater effect on the surface area of a right circular cylinder - doubling the radius or doubling the height? how can I explain this

    asked by Steven B
  206. PLEASE HELP! SCIENCE

    The system of blocks shown in the diagram below is being accelerated to the right at 4.4 m/s2 What is the applied force Small box mass- 0.10 kg Big box mass - 0.20 kg Acceleration - 4.4 m/s2 Coefficient kinetic - 0.35

    asked by Rosie