Questions Asked on
October 21, 2014

  1. social studies

    Governments must provide some goods and services because: A. Producers cannot limit who uses them B. Only some people wish to use them C. Private companies are unable to make them D. Consumers distrust private suppliers of them I am thinking "C"

    asked by Denise
  2. math

    Identify the solution(s) of the system of equations, if any. x + 2y = 7 3x - 6y = 3 (4, ) (4, ) (, 4) (, 4)

    asked by allen
  3. Chemistry

    H2C2O4(aq) + 2 NaOH(aq) → Na2C2O4(aq) + 2 H2O(l) If I use 0.025 moles of NaOH to neutralize the Oxalic acid, how many moles of Oxalic acid are there?

    asked by Donnie
  4. chemistry

    Find the volume of 20.0g of benzene

    asked by jalon
  5. science

    1) a pea plant with yellow seeds is crossed with a pea plant with green seeds. all of the offsprings have yellow seeds. the allele for yellow sees is a. Dominate because all offspring have yellow seeds. b. Recessive because all of the offsprings have

    asked by dani
  6. physcs

    Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy. The orbital speeds of the planets are determined to be 41.8 km/s and 64.6 km/s. The slower planet's orbital period is 8.84 years. (a) What is the mass of the

    asked by S
  7. Algebra

    A coin purse contains 5 centavo, 10 centavo and 25 centavo coin is 3 times as many 5 coinand the 25 centavo coins is two more than 10 centavo. And the total value is 4.90 pesos.how many of each kund of coins are there?

    asked by Marian
  8. Math HELP!!!!!

    3/8x11 3/5x5/7 3/4x2 2/5x5/6 7/8x1/2

    asked by Izzy
  9. Chemistry

    Predict and draw the structure of the product of the reaction of the following substrates with the given reducing agent. 2-hexanone mixed with hexanoic acid with (i) NaBH4 (ii) LiAlH4

    asked by Anonymous
  10. statistics

    A research organization claims that the monthly wages of industrial workers in district X exceeds that of those in district Y by more than Rs 150. Two different samples drawn independently from the two district yielded the following results: District X: x1

    asked by nigar
  11. Math

    Suppose that water is pouring into a swimming pool in the shape of a right circular cylinder at a constant rate of 3 cubic feet per minute. If the pool has radius 6 feet and height 10 feet, what is the rate of change of the height of the water in the pool

    asked by BOB
  12. physics

    A swimmer can swim in still water at a speed of 9.47 m/s. He intends to swim directly across a river that has a downstream current of 4.24 m/s. a) How many degrees from straight across the river should he head? Let upstream be a positive angle. Answer in

    asked by a
  13. Algebra

    Please help! True or false and if false, correct the underlined portion. If 9>-3w-51>60 then *-3

    asked by AndyK
  14. Algebra

    Please help! True or false and if false, correct the underlined portion. If 9>-3w-51>60 then *-3

    asked by AndyK
  15. algebra

    has inherited $15,000 that she wants to invest in two separate accounts, one paying 4% and one paying 3% annual interest. If the total interest earned for a year is $550, how much should she invest at each rate?

    asked by Anna
  16. algebra

    Eight more than the product of seven and Mabels age. (turn into algebraic expression)

    asked by Mani
  17. Maths

    Find the absolute maximum and minimum values of the function f (x) = [x^(2/3)]*[x − 1] on the closed interval [0, 4], and state where these values occur.

    asked by Khyati
  18. chemistry

    How many moles of magnesium are needed to react with 16 g of O2? 2 MgO (s) + O2 (g) → 2 MgO (s)

    asked by kirk
  19. speech

    Interesting informative speech suggestions?

    asked by L
  20. English

    She couldn't concentrate on her study because it was too noisy. She asked Kathy not to make noise. --------------------------- What does 'it' refer to in the first sentence?

    asked by rfvv
  21. English

    1. Don't make a nooise. 2. Don't make noise. (Which one is correct? Are both OK? Then which one is commonly used?) 3. Don't manke any noise. 4. Don't make much noise. 5. Don't make any noises. 6. Don't make many noises. 7. Don't make a lot of noises. 8.

    asked by rfvv
  22. chemistry

    how many moles of oxygen gas are required to react with 4.0 moles of Mg? 2 Mg (s) + O2(g) → 2 MgO (s)

    asked by Aya
  23. math

    Select the appropriate values of x that are solutions to f (x)=0, where f ( x ) =-7x^2+4x+9

    asked by sue
  24. Statistics

    Astudent makes random guesses on 6 multiple-choice questions. One of the 5 choices in each question is correct. What is the probability that the student will get at most 4 answers right?

    asked by M-M
  25. Statistics

    A student makes random guesses on 6 multiple-choice questions. One of the 5 choices in each question is correct. What is the probability that the student will get at most 4 answers right?

    asked by MM
  26. Biology

    Why can the identity of a compound not be determined by cutting out the spot on an autoradiogram and subjecting it to chemical analysis?

    asked by Jessica
  27. Statistics

    Graduation rate for students in a program is 80%. If 10 students from it are selected at random, find the probability that AT LEAST 8 of them graduated.

    asked by Janelle
  28. math

    Select the appropriate values of x that are solutions to f (x)=0, where f ( x ) =-7x^2+4x+9 (-0.78,0.44) (-7,4) (-0.57,-1.29) (-0.88,1.46) Select the appropriate values of x that are solutions to f ( x ) =-5x^2+8x+5 (2.08,-0.48) (-5,8) (-1.60,-1.00)

    asked by sue please help!
  29. math

    find the difference between the simple intrest and the compound intreston 5000 for 2 years at 9% per annum.

    asked by sasmita
  30. Science

    Science project ideas for science fair. I need to prepare a model for science fair. But I need some ideas about the major problems facing today's world. So that I can get idea for improvement in any area and to show this in science fair. Please get me know

    asked by Edd
  31. Chemistry

    Chemical reaction for converting polythene to ethanol

    asked by Elley
  32. java programming

    Your boss at Ruritania Weather Center (RWC) has asked you to write a small program for center. The specification are as follows: a. the program asks a user to enter a number between 1 and 12 inclusive representing the months January to December. Once this

    asked by lebo
  33. Chemistry

    Consider a solution of CaCl2 and Mg(NO3)2 in which the concentrations of both Mg2+ and Ca2+ are the same, 0.01. M. Is it possible to separate Ca2+ from Mg2+ by selective precipitation of Mg(OH)2? To be precise, is it possible to precipitate 99.99% of

    asked by Meera
  34. Physics

    1. A body was dropped from a building 10-m high. Its kinetic energy before reaching the ground is 980 J. What is the mass of the body? 2. A 1.0-kg block slides down a rough inclined plane whose height is 1.0 m. At the bottom the block has a speed of 4.0

    asked by Brianna
  35. Math

    What is 2 more than 5?and 1 less than 8 plus 2? I am in grade one. Thank you.

    asked by Soin
  36. Accounting

    Journal Entries Under the Perpetual Inventory System Bhushan Building Supplies entered into the following transactions.

    asked by Anthony
  37. Math

    Pick 2 consecutive, positive integers and call them a and b. Prove that a/2 + b/2 >/= 1. what does it mean by consecutive and positive integers? and how you can prove it? Thank You..

    asked by EKA
  38. math

    I labeled a clock, dice, and straight line A,B,C,D and with the chart below them it says to use those points to label and name representations of each of the following table: ray, line, line segment, and angle. Extend segments to show lines and rays. Need

    asked by Sara
  39. Algebra

    X-3y=9 2x-y=-2

    asked by Riley
  40. Homework (Science)

    A ball is thrown straight upwards at a speed of 32.5 m/s and from a height of 1 m above the ground. How long before it hits the ground?

    asked by Laya
  41. physics

    the mass of a stone is 15.0g when completely immersed in water and 10.0g when completely immersed in a liquid of relative density 2.0. what is the mass of the stone in air

    asked by dada
  42. physics

    Someone in a car going past you at the speed of 35 m/s drops a small rock from a height of 1.5 m. How far from the point of the drop will the rock hit the ground? The acceleration due to gravity is 9.8 m/s2. Answer in units of m.

    asked by Melissa
  43. Calculus

    Use linear approximation, i.e. the tangent line, to approximate \sqrt[3] { 7.9 } as follows: The equation of the tangent line to f(x) at x = 8 can be written in the form y = Using this, we find our approximation for \sqrt[3] {7.9} is

    asked by Ashley
  44. Physics

    An astronaut jumps on the moon with an initial upward velocity of 4.35m/s. If the acceleration of gravity on the moon is -1.62m/s^2, what is the max height of the astronaut?

    asked by Toni
  45. CHEM

    3 Liter of a gas is collected at 35 degrees celcius and 705 mmHg .what is the volume at STP?

    asked by RTYU
  46. Physics

    How would you set this up? A 250-N sphere 0.20 m in radius rolls without slipping 6.0 m down a ramp that is inclined at 28° with the horizontal. What is the angular speed of the sphere at the bottom of the slope if it starts from rest?

    asked by Courtney
  47. physics... PLEASE HELP

    An elephant can hear sound with a frequency of 15.0 Hz. What is the wavelength of this wave? The speed of sound in air is 343 m/s.

    asked by Jason
  48. physics

    A stunt pilot is attempting to drop a water balloon from a moving airplane onto a target on the ground. The plane moves at a speed of 75.2 m/s and a 47° above the horizontal when the balloon is released. At the point of release, the plane is at an

    asked by Dianna
  49. physics

    Ten meter long steel railroad rails are laid end to end, with no space between, on a hot day when the temperature is 115°F. Six months later the temperature has dropped to -2°F.How much space now exists between each rail?

    asked by Jason
  50. Physics

    A car is parked 23.0 m directly south of a railroad crossing. A train is approaching the crossing from the west, heading directly east at a speed of 59.0 m/s. The train sounds a short blast of its 340-Hz horn when it reaches a point 23.0 m west of the

    asked by Faune
  51. physics

    Two blocks with masses m1 = 13.4 kg and m2 = 74.2 kg, shown in the figure, are free to move. The coefficient of static friction between the blocks is 0.55 but the surface beneath m2 is frictionless. What is the minimum force F required to hold m1 against

    asked by DD
  52. math

    What is the perimeter of a triangle with the given side lengths? s1 = x + 4 cm s2 = 3x + 1 cm s3 = 7x + 3 cm

    asked by Anonymous
  53. algebra 2

    Shalonda notices that when she stands next to the flagpole, she casts a shadow that is 8 feet long and that the flagpole casts a shadow that is 28 feet long. Little Shalonda is 4 feet tall. How tall, to the nearest foot, is the flagpole?

    asked by logan
  54. World History (Ms. Sue)

    How did the French system of colonial rule differ from that of Great Britain? A: The French system of colonial rule differed from that of Great Britain in many ways. In Great Britain, the system was basically a fraud because British administrators made all

    asked by Victoria
  55. World History (Ms. Sue)

    What role did African representatives at at the Berlin Conference? A: African representatives did not play a role at the Berlin Conference since no African delegates were present.

    asked by Victoria
  56. Algebra: Answer Check

    (2 - 7i) - (5 - 3i) = -3 - 4i (1 + 2i) + (3 + 4i) = 4 + 6i

    asked by Anonymous
  57. Math

    I'm not sure how i'm supposed to set up the equation to solve this. A phone company offers a plan for long distance service charges of .08 per minute. Another phone company offers a plan for $6 per month plus .02 per minute. For what number of minutes per

    asked by Jessie
  58. World History (Ms. Sue)

    "It is [the Africans] who carry the 'Black man's burden...' In hewing out for himself a fixed abode in Africa, the white man has massacred the African in heaps...What the partial occupation of his soil by the white man has failed do; ...what the [machine

    asked by Victoria
  59. World History (Ms. Sue)

    Why were many African intellectuals frustrated by colonial policy? A: Many African intellectuals were frustrated because they recognized the gap between theory and practice in colonial policy. Westerns had exalted democracy, equality, and politic freedom

    asked by Victoria
  60. physics

    Ten meter long steel railroad rails are laid end to end, with no space between, on a hot day when the temperature is 115°F. Six months later the temperature has dropped to -2°F.How much space now exists between each rail?

    asked by Jason
  61. physics

    The sugar concentration in a solution (e.g., in a urine specimen) can be measured conveniently by using the optical activity of sugar and other asymmetric molecules. In general, an optically active molecule, like sugar, will rotate the plane of

    asked by Jason
  62. Maths

    Joe has some pocket money. He spends a fifth of it. He has then £2 left. How much pocket Money did he have?

    asked by Sana
  63. math

    what is one-half added to 2 sixths?

    asked by Sana
  64. english

    the speaker in birches compares the boy's climbing to

    asked by jj
  65. Math help

    Please answer this 1 question!! 1.Which could be the name of a point? A. EF B. k C. Q D. MN

    asked by Matt
  66. physic

    what is the internal energy chane of 500g of molten lead as it solidifies at its melting temperature? Neglect its small volume change.

    asked by wesailat mohammed
  67. World History (Ms. Sue)

    What fears do we have today that prevent or inhibit exploration or research? What technological advance would be required to overcome those fears?

    asked by Victoria
  68. math

    arianna's mom deposits $80 in her lunch account. Lunch costs $2.50 per day. Write and solve an inequality to determine when there will be less than $20 in her account. I'm not sure how to set this up. would i subtract $80 to add it back to $20 on the other

    asked by Reece
  69. Biology

    Why is it important that cells produced after meiosis be diverse? My answer: Meiosis is involved it the formation of gametes, so if the cells produces were not different, then everyone would be identical. Is this correct? @Mrs. Sue? someone? Thank you! :)

    asked by school lover
  70. Chemistry

    What volume of 0.170 M K3PO4(aq) must be added to 50.3 mL of 0.103 M K2HPO4(aq) to prepare a buffer solution with a pH of 12.09?

    asked by Jamie
  71. math

    Labrina received a $50 gift card to an online store. she wants to purchase some bracelets that costs $8 each. There will be a $10 overnight shipping fee. how many bracelets can she buy? A 4 bracelets B 5 bracelets******* C 6 bracelets D 7 bracelets is the

    asked by kathy
  72. Physics

    I am really confused on the steps to solve this problem. This is my first time taking physics. The much needed help, would be strongly appreciated. a) Calculate the centripetal force exerted on a vehicle of mass m = 1630 kg that is moving at a speed of

    asked by Carlos
  73. Math

    ((1/2)^-5)^2

    asked by Steph
  74. Algebra

    I don't understand how to find the equation to solve this. A family drove two cars to a reunion. The first car traveled at 50 mph. The second car left 1 hour later and traveled at 65 mph. How long will it take for the second car to catch up to the first

    asked by Anna
  75. physic

    A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got -29.2 m but my answer is wrong b) What was the maximum height of the

    asked by sara
  76. World History (Ms. Sue)

    How did the French system of colonial rule differ from that of Great Britain? A: The French system of colonial rule differed from that of Great Britain in several ways. In Great Britain, the colonial rule was indirect, keeping the old African elite in

    asked by Victoria
  77. la

    While Cyril is smacking the seat cushions, his aunt invites him to look out the window. What can you infer from these two details in "The Story-Teller"? The aunt is trying to distract Cyril and get him to behave. The aunt is punishing Cyril for his bad

    asked by jared
  78. Perimeter and Area

    The set of points (2, 3), (9, 3), (9, 2), and (2, 2) identifies the vertices of a quadrilateral. Which is the most specific description to tell which figure the points form? parallelogram square rectangle trapezoid

    asked by Sara
  79. math

    labrina received a $50 gift card to an online store. she wants to purchase some bracelets that costs $8 each. there will be a $10 overnight shipping fee. how many bracelets can she buy? 4 bracelets 5 bracelets************ 6 bracelets 7 bracelets is that

    asked by kathy
  80. math Help ASAP

    write and solve inequality 17. the speed limit of a highway is 55 miles per hour. a car is traveling at least 65 miles per hour. how many miles per hour m over the speed limit is the car traveling? A 55-m>equal to 65;m. eqaul to 10 B m+65< equal to 55; m <

    asked by kathy
  81. math

    Given: 20,000 shares cumulative preferred stock ($2.25 dividend per share): 40,000 shares common stock. Dividends paid: 2013, $8,000; 2014, 0; and 2015, $160,000. How much will the preferred stockholders and the common stockholders receive each year?

    asked by Gary
  82. college Genetics

    In tomatoes, tall(D) is dominant over dwarf (d) and smooth fruit(P) is dominant over pubescent fruit (p), which is covered with fine hairs. A farmer has two tall and smooth tomato plants, which we will call plant A and plant B. The farmer crosses plants A

    asked by hershi
  83. World History (I Changed My Answer)

    2. Quotes lines in Rudyard Kipling's poem that reflects his view of colonized peoples. What values did Kipling assume his readers shared with him? A: The lines "new-caught sullen peoples" and "half-devil and half-child" reflect Rudyard Kipling's view of

    asked by Victoria
  84. science

    Which one of the following games would most readily flow along the ground if accidentally released? 1.chlorine 2.ethyne 3.helium 4.hydrogen 5.nitrogen

    asked by yoli
  85. World History (Ms. Sue)

    I'm only guessing. I don't have much of an idea. What fears do we have today that prevent or inhibit exploration or research? What technological advance would be required to overcome those fears? A: Fears of failure, disease, and losing resources are that

    asked by Victoria
  86. life sci maths lit geography. and history

    I am doing these fllwng subjects and I would like to knw if I could be a lawer while dnd these subjects

    asked by zanele
  87. Science

    What arrangement means in Science?...Thank you for your help.

    asked by Damian
  88. World History (Ms. Sue)

    Explain why the British were interested in East Africa. What other countries claimed parts of East Africa? A: The British were interest in East Africa for strategic reasons--East Africa lay between the two British-controlled areas of South Africa and

    asked by Victoria
  89. science

    Which of the following statements is true? A. An object that is accelerating is always changing direction. B. An object that is accelerating is always changing speed. C. An object at rest has an instantaneous acceleration of zero. D. Instantaneous

    asked by LovelyCaity
  90. maths

    if six men dig a ditch in 21 days,how long would 9 men take?

    asked by moseven
  91. Algebra

    Explain why you think a sign on a copy machine reading ".05 (cent sign) a copy" is put up by mistake?

    asked by KG
  92. Physics

    Two hockey players traveling at 12 m/s (Player #1) and 19 m/s (Player #2) hit in a head-on collision. They grab onto each other to keep from falling and slide in the same direction Player #2 was traveling at a speed of 5 m/s. Player #1 has a mass of 100

    asked by Hannah
  93. Math HELP!

    Rosa, Roberto, Andrea, and Inno find an estimate for square root 10. Who has proposed the best solution? A. Rosa: "Use square root 9 and square root 25 to estimate." B. Roberto: "I will use square root 4 and square root 9." C. Andrea: "It should be square

    asked by Anonymous
  94. Math

    Joy knits a square blanket that has an area of 1,500 square inches. What is the approximate length of each side of the blanket? A. 16 inches B. 27 inches C. 39 inches D. 42 inches Is the answer C? Thank you

    asked by Anonymous
  95. maths

    The sum of the 3rd and 7th term of an A.P is 38 and the 9th term is 37..Find the first term and common difference

    asked by benita
  96. Algebra HELP!

    The student bookstore had a textbook for sale at $89.95. A student found the textbook on eBay for $62.00. If the student bought the book on eBay, what percentage of the cost of the bookstore book did she save?

    asked by Rose
  97. physics

    2) A bullet of mass m1 = 0.01 kg and velocity v = 100 m/s is fired into a 100 kg block of ice and gets stuck. How fast does the ice move after the bullet impacts it?

    asked by uzair
  98. Math HELP!

    As estimate for square root 47 is between? A. 4 and 5 B. 5 and 6 C. 6 and 7 D. 7 and 8 Is the answer A? Thanks

    asked by Anonymous
  99. physics

    Under what circumstances, if any, will a converging lens form an inverted image of a real object? Under what circumstances, by itself, will a diverging lens form an erect image of a real object?

    asked by Anonymous
  100. algebra 1

    Which expression represents 5 more than one-third y?

    asked by jammy
  101. physic

    A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got 26.7 m b) What was the maximum height of the ball? my answer here was 30

    asked by sara
  102. Business English

    You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must describe one

    asked by Tara
  103. Math HELP!

    An estimate for -square root 72 is? A. -8.1 B. -8.5 C. -9.1 D. -9.5 Is the answer A? Thanks

    asked by Anonymous
  104. math

    give 3 solutions of the inequality 5x-2>7 I'm confused. will I have 3 same answers, but have to work the problem 3 different ways, or will there be 3 different answers?

    asked by Anonymous
  105. Math

    -k = 10 + 3x^3 - 6x - 7x^5 - x^2 - 2x^4 Is this k = 7x^5 + 2x^4 - 3x^3 + 6x - 10?

    asked by Anonymous
  106. Math HELP!

    The formula v= square root 64h can be used to find the velocity, v, in feet per second, of an object that has fallen h feet. Find the velocity of an object that has fallen 75 feet. Round to the nearest tenth. A. 6.9 ft/s B. 69.2 ft/s C. 69.4 ft/s D. 69.3

    asked by Anonymous
  107. physics

    The sugar concentration in a solution (e.g., in a urine specimen) can be measured conveniently by using the optical activity of sugar and other asymmetric molecules. In general, an optically active molecule, like sugar, will rotate the plane of

    asked by Jason
  108. physics

    Thirty microcoulombs of NEGATIVE charge experiences an electrostatic force of 27. mN. What is the magnitude and direction of the electric field?

    asked by Maranda
  109. Math HELP!

    When a skydiver jumps from an airplane, the distance d in feet the diver falls in t seconds before opening the parachute is given by the formula d=16t^2. The formula assumes that there is no air resistance. Find the time it takes a skydiver to fall 1,551

    asked by Anonymous
  110. Chemistry

    A buffer solution of volume 100.0 mL is 0.140 M Na2HPO4(aq) and 0.120 M KH2PO4(aq). What are the pH and the pH change resulting from the addition of 55.7 mL of 0.0100 M NaOH(aq) to the buffer solution?

    asked by Jessica
  111. physic

    A car starts from rest on a curve with a radius of 150m and tangential acceleration of 1.0m/s2 . Through what angle will the car have traveled when the magnitude of its total acceleration is 3.0m/s2 ?

    asked by joshwa
  112. algebra

    The equation y = 14x represents the number of pages Printer A can print over time, where y is the number of pages and x is time in minutes. The table shows the number of pages Printer B can print over time.

    asked by Anonymous
  113. physic

    A car starts from rest on a curve with a radius of 150m and tangential acceleration of 1.0m/s2 . Through what angle will the car have traveled when the magnitude of its total acceleration is 3.0m/s2 ? thank you so much in advance

    asked by joshwa
  114. physics... PLEASE HELP

    An elephant can hear sound with a frequency of 15.0 Hz. What is the wavelength of this wave? The speed of sound in air is 343 m/s.

    asked by Maranda
  115. Chemistry

    Mass of an empty flask and stopper is 55.844g. 5mL of an unknown liquid is added and heated in a water bath at 99.7 degrees C. It then cools down. The stopper is removed and then replaced. The weight of all of this is 56.101g. The volume of the flask is

    asked by Gg
  116. statistics

    The p value is the: a. probability with which a test statistic would occur if the research hypothesis were true. b. probability with which a test statistic would occur if the null hypothesis were true. c. cutoff probability at which a test statistic is

    asked by sue
  117. Math HELP!

    Which statement is true? A. Every real number is an integer. B. Every rational number is a real number. C. Every rational number is a perfect square. D. Every integer is an irrational. Is the answer A?

    asked by Anonymous
  118. Business

    Defining capital structure weights) Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton's management has determined that they

    asked by Stacy
  119. Math

    Am I right? Nobby Hobby charges $35.00 entry fee plus $18.50 per night of camping. Write an algerbraic expression for the cost in dollarsof entry to Nobby Hobby ($35.00+$18.50).n Thanks

    asked by Kyle
  120. Math

    How do I change these fractions to decimals? 3/4 1/5

    asked by Amy
  121. Science!

    Which is most likely to be part of an ionic bond? A. An atom with no valence electrons B. An atom with one valence electron C. An atom with two valence electrons D. An atom with three valence electrons Is the answer B?

    asked by blue
  122. Physics

    If I dropped a bowling ball from the empyre state building, at what velocity would it descend?

    asked by None of Your business
  123. Science

    Suppose you were testing the boiling temperature of several liquids.how would you use numbers in your investigation?

    asked by Katelynn
  124. please help! physics

    A 1200 kg car is moving at 95 km/h when the driver notices a deer down the road. He immediately moves his foot toward the brake pedal, taking only 0.50 seconds before the car starts slowing down. The brakes cause a net force of 2400 N (backwards) on the

    asked by Caroline
  125. Science

    . Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through

    asked by Bizz
  126. Algebra

    a guy has $4.40 of nickels, dimes and quarters. he has twice as many dimes then quarters. how many nickels does he have?

    asked by Emily
  127. Health JUST NEED ANSWERS CHECKED :)

    1. The two health-related components of fitness are muscular strengthand muscular endurance. True False 2. Circuit resistance training utilizes only aerobic energy. True False 3. The training program for muscular endurance should not resemble the activity

    asked by mstv
  128. Grammar

    Am I using the semicolon correctly in the sentence below? "Overall, the historical epic GANDHI was a riveting, biographical masterpiece of a man who rose from being a simple lawyer and transformed into a worldwide symbol of peace and understanding; an epic

    asked by Victoria
  129. English

    he federal government says Canada will start shipping its experimental Ebola vaccine to the World Health Organization on Monday. The government says in a release the Public Health Agency of Canada is supplying the vaccine to the UN body in Geneva in its

    asked by Sally
  130. inequalities

    5(2x-4)+ 11< 10 -2(6-x)

    asked by Tim
  131. History

    Which of the following statements could have been said by a loyalist dyuring the American Revolution A.These colonists need to stop their rellebious actions. I have already fought in three battles against them and see no way that they can win. I just wish

    asked by M
  132. Chem Help Please!

    Explain why bromination of cyclohexene produces trans 1,2-dibromocyclohexane.

    asked by JuYoung
  133. Chem Help Please!

    Explain why the stability of alkyl carbocations is: tertiary > secondary > primary > methyl Thanks!

    asked by Kimberly
  134. Math

    what is 4/25 in a percentage? I think it is 64/100... Is that correct?

    asked by Eden S.
  135. math

    Erin buys a bag of peanuts that weighs 3/4 lb later that week the bag is 2/3 full. How much does the bag of peanuts weigh now?

    asked by corin
  136. algebra

    A beauty salon buys bottles of styling gel for $4.50 per bottle and marks up the price by 40%. For what price does the salon sell each bottle?

    asked by Lindsey
  137. Double facts - 2nd Grade

    Choose all the double facts you can use to find the sum of 2+3? 1. 2+2 2. 5+5 3. 3+3 4. 1+1

    asked by ASG
  138. Physics

    How far will a motorcycle driven by Emily travel, if it is initially moving at 14.8 ft/s and accelerates uniformly at 11.3 ft/s2 for 6.6 seconds? My teacher never gave us equations to use when solving this king of problem.

    asked by Adub
  139. Physics

    Sanjay's air boat starts from rest and accelerates at 4.6 m/s2 for a distance of 219 meters. How fast is it moving at the end of the 219 meters?

    asked by Adub
  140. Physics

    Mike is piloting a lear jet traveling at 207.8 m/s. He accelerates at 15.6 m/s2 over a distance of 2275 meters. How fast will the jet be moving at the end of this acceleration?

    asked by Adub
  141. Chemistry

    The combustion of liquid ethanol (C2H5OH) produces carbon dioxide and water. After 4.60mL of ethanol (density=0.789g/ml) was allowed to burn in the presence of 15.45g of oxygen gas, 3.70mL of water (density=1.00g/ml) was collected. a)Determine the

    asked by Tami
  142. math

    write my namein capital letters and write them in angle

    asked by stpehanie
  143. statistics

    A researcher is interested in determining whether acupuncture affects pain tolerance. An experiment is performed in which 15 students are randomly chosen from a large pool of university undergraduate volunteers. Each subject serves in two conditions. In

    asked by Anonymous
  144. Chemistry

    What voltage would be measured in a 1.00 x10-3M acetic acid solution (pH=3.88)? Assume aH+= [H+].

    asked by Glyn
  145. math

    a punch recipe calls for equal amounts of pineapple juice and orange juice. pineapple juice comes in 6- ounce cans and orange juice comes in 10 ounce cans. what is the least amount of each kind of juice that can be mixed without having any left over

    asked by Anonymous
  146. Physics

    A mass of 2.63 kg is attached to a string tied to a hook in the ceiling. The length of the string, L, is 0.8 m, and the mass is released from rest at an initial position in which the string makes an angle θ of 40.4o with the vertical. Calculate the work

    asked by Anonymous
  147. Grammar

    Should I put commas before and after the film title in this sentence, too? "The multiple Academy Award-winning, biographical epic, Gandhi, is an intriguing story about activism, politics, religious tolerance, and freedom."

    asked by Victoria
  148. Chemistry

    2. A fluoride electrode is used to determine fluoride in a water sample. Standards and samples are diluted 1:10 with TISAB solution. For a 1.00 x10-3M(before dilution) standard, the potential reading relative to the reference electrode is -211.3mV and for

    asked by Glyn
  149. Physics

    After pushing a 22.2 kg kid and tricycle over 10.3 m of smooth, level sidewalk from rest, the "combo" is moving at 3.0 m/s. Find the combo's kinetic energy

    asked by ji
  150. Physics

    A father pulls his son, whose mass is 26.7 kg and who is sitting on a swing with ropes of length 3.27 m, backward until the ropes make an angle of 35.6° with respect to the vertical. He then releases his son from rest. What is the speed of the son at the

    asked by Charlie
  151. Physics

    A father pulls his son, whose mass is 26.7 kg and who is sitting on a swing with ropes of length 3.27 m, backward until the ropes make an angle of 35.6° with respect to the vertical. He then releases his son from rest. What is the speed of the son at the

    asked by Charlie
  152. English

    In following sentence is Knowing a verbal participle or a verbal gerund? Knowing how an engine works is the key to auto repair. I want to say gerund because I say it is the subject.

    asked by Anonymous
  153. math

    train A arrives at central station on the hour and every 12 minutes. train B arrives on the hour and every 15 minutes. when do both train arrives at the same time.

    asked by Anonymous
  154. Physics

    What is the kinetic energy of an ideal projectile of mass 19.4 kg at the apex (highest point) of its trajectory, if it was launched with an initial speed of 29.2 m/s and at an initial angle of 46.9° with respect to the horizontal? I know kinetic energy

    asked by Anonymous
  155. English

    Lost on this one. Is demanding in this sentence a verbal gerund or just a verb? He is always demanding to have his own way. I want to say a verbal gerund, but then I want to say verb

    asked by Anonymous
  156. Physics

    A constant force, F = (4.63, −3.79, 2.16) N, acts on an object of mass 17.7 kg, causing a displacement of that object by r = (4.10, 3.86, −2.45) m. What is the total work done by this force? Im pretty sure the work equals -k(x-xo) but im not really

    asked by Anonymous
  157. math

    Andrew wants to rename 2/7 and 3/4 using a common denominator. which of the following shows these fractions renamed correctly. a 8/28 and 21/28 b 2/28 and 3/28 c 4/28 and 6/28 d 2/7 and 3/7

    asked by Anonymous
  158. math

    manuel says that you can use one of the denominators of 5/6 and 11/30 when renaming these fraction using a common denominator. why is this true

    asked by Anonymous
  159. Math

    Marginal revenue the weekly revenue from the sale of emeralds at Eduardo’s Emerald Emporium (EEE) is decreasing at a rate of $500 per $1 increase in price and the price is decreasing at a rate of $0.45 per additional emerald sold. What is the marginal

    asked by Jennifer
  160. algebra

    (a+10)(a-10)/(a-10)(a+4) Simplify rational expressions

    asked by sandy
  161. precalculus

    After 3 hours the number of bacteria in a culture is observed to have doubled. Find the number of bacteria present after 8 hours.

    asked by Bria
  162. precalculus

    After 3 hours the number of bacteria in a culture is observed to have doubled. Find the time that it takes the culture to grow to 30 times its initial size.

    asked by Bria
  163. word problem

    To find the weight of the gold in a 22 karat gold object, multiply the object's weight by 0.917. To find the weight of the gold in an 18 karat gold object, multiply the object's weight by 0.583. A 22 karat gold statue and a 14 karat gold statue both weigh

    asked by Kymy
  164. Precalculus

    Hey so I need help on a problem from an assignment that my teacher won't help at all. -WRITE IN COMPLETE SENTENCES- "An oil strikes a sand bar that rips a hole in the hull of the ship. Oil begins leaking out of a tanker with spilled oil forming an

    asked by Kat_Lockwood
  165. Chemistry

    Use standard enthalpies of formation to determine ΔHorxn for: 2C2H2(g) + 5O2(g) → 4CO2(g) + 2H2O(l) Enter in kJ.

    asked by jESS
  166. stats

    The probability that a football game will go into overtime is 18%. In 140 randomly selected football games, what is the mean and the standard deviation of the number that went into overtime?

    asked by bob
  167. Science

    . Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through

    asked by Sofia (bizz)
  168. physics

    A ball is moving horizontally at 9 m/s when it leaves the edge of a table. The table is 1.64 m high. How long does it take to hit the ground?

    asked by Anonymous
  169. Physics

    A ball with mass m = 0.210 kg and kinetic energy K1 = 2.97 J collides elastically with a second ball of the same mass that is initially at rest. After the collision, the first ball moves away at an angle of = 30.6° with respect to the hori- zontal, as

    asked by Tiki
  170. please help physics!!!!

    Two dynamics carts are placed end to end. Cart 1 (1.2 kg) is stuck to cart 2 (1.8 kg). Cart 1 is pushed with a force of 18.9 N (west),causing cart 1 to push cart 2 forward. Ignore the force of friction. Calculate the acceleration of each cart Calculate the

    asked by Carrie
  171. Physics

    A ball with mass m = 0.210 kg and kinetic energy K1 = 2.97 J collides elastically with a second ball of the same mass that is initially at rest. After the collision, the first ball moves away at an angle of = 30.6° with respect to the hori- zontal, as

    asked by :(
  172. physics

    Two waves traveling on a string in the same direction both have a frequency of 92 Hz, a wavelength of 0.19 m, and an amplitude of 0.32 m. What is the amplitude of the resultant wave if the original waves differ in phase by pi /3 rad? What is the phase

    asked by Samet
  173. math

    A craft store bought paint for a wholesale price of 100 the store charges a 65% markup what is the craft stores price for the paint.

    asked by thomas
  174. Math

    Mix W = 5 Cups Concentrate and 8 Cups Cold Water, Mix X = 3 cups concentrate 6 cups cold water, Mix Y = 6 Cups Concentrate 9 Cups cold water, Mix Z = 3 Cups Concentrate 5 cups cold water Question: If possible, write each comparison of concentrate to water

    asked by Alaisia Patterson
  175. English

    Thank You Ms. Sue College English is harder then I thought and haven't had to ask just a few questions and I am running a 98 average

    asked by Anonymous
  176. Math

    kate wants to buy a new bicycle from a sporting-goods store.The bicycle she want normally sells for $360. The store has a sale in which all bicycles cost 5/6 of the regular price. what is the sale price of the bicycle?

    asked by Anonymous
  177. Math

    kate wants to buy a new bicycle from a sporting-goods store.The bicycle she want normally sells for $360. The store has a sale in which all bicycles cost 5/6 of the regular price. what is the sale price of the bicycle?

    asked by Anonymous
  178. Physics

    What is the kinetic energy of an ideal projectile of mass 19.4 kg at the apex (highest point) of its trajectory, if it was launched with an initial speed of 29.2 m/s and at an initial angle of 46.9° with respect to the horizontal?

    asked by Anonymous
  179. math

    A golf cart has either 3 or 4 wheels. John checked all 25. How many 3 wheeled how many 4 wheeled

    asked by sara
  180. physics

    Two waves traveling on a string in the same direction both have a frequency of 92 Hz, a wavelength of 0.19 m, and an amplitude of 0.32 m. What is the amplitude of the resultant wave if the original waves differ in phase by pi /3 rad? What is the phase

    asked by Samet heelllpp
  181. Physics

    A stone is thrown downward with a speed of 12 m/s from a height of 20 m. (acceleration due to gravity: 9.81 m/s2) a) What is the speed (in m/s) of the stone just before it hits the ground? b) How long does it take (in seconds) for the stone to hit the

    asked by Adub
  182. Physics

    Suppose that a woman driving a Mercedes zooms out of a darkened tunnel at 33.9 m/s. She is momentarily blinded by the sunshine. When she recovers, she sees that she is fast overtaking a bus ahead in her lane moving at the slower speed of 12.0 m/s. She hits

    asked by Adub
  183. Physics

    While exploring the canopy of the rainforest in equatorial South America, Anastasia falls from a branch 40.0 meters high. Exactly 1.1 seconds later Joe falls from the same branch. How high above the ground is Joe when Anastasia splats into the mud below?

    asked by Adub
  184. Physics

    A 5.0kg box slides 8.0m down a ramp, inclined at 40degrees from the horizontal. If the box slides at constant velocity, the work done by gravity is? I used W=F*deltaX*costheta =(mg)*(deltaX)*(costheta) =(5.0)(9.8)*(8.0)* (cos50) Which I got 252 J. Is this

    asked by Anonymous
  185. Math

    Stretch your thinking. Write a subtraction equation with a difference of 54.57 . Then draw a number line to show between which two whole numbers the difference lies.

    asked by Anonymous
  186. english

    did anyone read the book called memoirs of a geisha ? by arthur golden

    asked by ina
  187. Science

    Similarities between decomposition and photosynthesis

    asked by Sofia (bizz)
  188. Trigonometry

    Solve 2cos^2θ/2 = cos2θ for 0º≤θ≤360º. (Hint: Graph each side of the equation and find the points of intersection.) A) ≈73.8º; 260.4º B) ≈141.3º; 218.7º C) ≈225.7º; 315.8º D) ≈51.7º; 138.2º

    asked by TeeKay
  189. Chemistry

    1. The temperature of two substances with the same mass increases by 20 degrees Celsius. Which absorbs the most energy, the substance with the higher or lower specific heat? Explain 2. The human body is approximately 60% water. Explain how this high

    asked by Tiffany
  190. Chemistry

    What mass of phosphoric acid will be produced from the reaction of 10.00g of P4O10 with 12g water?

    asked by Ema
  191. physics

    two forces are applied to a 40kg object. one force is 50N and the other is 60N. if the forces are perpendicular to another, what will the resultant acceleration of the object be?

    asked by Anonymous
  192. Math

    The sum of the lengths of any two sides of a triangle must be greater than the third side. If a triangle has one side that is 22 cm and a second side that is 2 cm less than twice the third side, what are the possible lengths for the second and third sides?

    asked by DyEsha
  193. math

    Stretch your thinking. Use decimals and fractions in the same equation showing the commutative property. Repeat for the associative property

    asked by Anonymous
  194. math

    To find the weight of the gold in a 22 karat gold object, multiply the object's weight by 0.917. To find the weight of the gold in an 18 karat gold object, multiply the object's weight by 0.583. A 22 karat gold statue and a 14 karat gold statue both weigh

    asked by Kymy
  195. Chemistry

    3NO2(g) + H2O(l) → 2HNO3(aq) + NO(g) standard enthalpy: -133.5 Find the change in internal energy for this reaction. Enter in kJ.

    asked by Rachel
  196. math

    Defining capital structure weights) Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton’s management has determined that

    asked by Stacy
  197. ENG290

    I am to create a timeline that illustrates the history of children's literature in western culture using five key milestones of children's literature. CAN YOU PLEASE HELP

    asked by sandra
  198. math

    timmy had 1/2 of pizza left over.for lunch,he ate 1/3 of the leftover pizza.how much pizza is now left?

    asked by Anonymous
  199. Physics

    A force in the +x-direction with magnitude F(x)=18.0N−(0.530N/m)x is applied to a 8.70kg box that is sitting on the horizontal, frictionless surface of a frozen lake. F(x) is the only horizontal force on the box. If the box is initially at rest at x=0,

    asked by Ale
  200. Chemistry

    When 4.62 mL of cold water at 22.6 °C is mixed with 37.5 mL of hot water at 67.9 °C in a thermally isolated calorimeter, what is the final temperature of the mixture when thermal equilibrium has been achieved? H2O density = 1.00 g/mL.

    asked by Hunter
  201. math

    timmy had 1/2 of pizza left over.for lunch,he ate 1/3 of the leftover pizza.how much pizza is now left?

    asked by Anonymous
  202. math

    4/5-1/6

    asked by Silvana
  203. Check Answers Please

    1. The two health-related components of fitness are muscular strengthand muscular endurance. True False 2. Circuit resistance training utilizes only aerobic energy. True False 3. The training program for muscular endurance should not resemble the activity

    asked by mstv
  204. math

    How does finding the square root [√] of a number compare to finding the cube root [little 3 on top √] of a number? Use the number 64 in your explanation. Please help me figure this out. I don't know what to do.

    asked by blue
  205. algebra

    How does the opposite of n differ from the absolute value n?

    asked by please help
  206. Physics help please

    The lowest possible energy for a certain positively charged particle trapped in a box is 2.00 eV. (a) What are the next two higher energies a particle can have? b) Is 30 eV an allowed energy? (c) Is 32 eV an allowed energy? (d) Given the box length is

    asked by Sarah
  207. Chemistry

    1. The temperature of two substances with the same mass increases by 20 degrees Celsius. Which absorbs the most energy, the substance with the higher or lower specific heat? Explain 2. The human body is approximately 60% water. Explain how this high

    asked by Stephanie
  208. physics

    An object attached to a horizontal spring is oscillating back and forth along a frictionless surface. The maximum speed of the object is 1.38 m/s, and its maximum acceleration is 5.82 m/s2. How much time elapses betwen an instant when the object's speed is

    asked by Anonymous
  209. math

    I don't get how to put it in the the equation Interest=percent×rate×time This is the question The banded ribbon worm is a carnivorous aquatic worm. It measures about 2.5 ft. When expanded. Find the percent increase between the contracted and expanded

    asked by emma
  210. Science!

    To form an oxygen molecule (O little 2) two oxygen atoms share two pairs of electrons. What kind of bonds shown below by the electron dot diagram of O little 2? Choose all that apply. Diagram . . . . O = O . . . . A. Covalent bond B. Ionic bond C. Single

    asked by blue
  211. Math

    If the lateral area of a cone is 3685.1cm^2 and I were to paint the entire cone, the paint costs $1.99/jar and one jar of paint covers 400cm^2, how much will it cost?

    asked by Anonymous
  212. science

    Criminalists use DNA___ in crime investigations.

    asked by Madie
  213. math

    Can't figure this one out. The oceans' tide levels vary based on the phases of the moon. Find the percent decrease in tide levels when high tide is 4.25 ft and low tide is 0.75 ft above sea level.

    asked by emma
  214. math

    To find the weight of the gold in a 22 karat gold object, multiply the object's weight by 0.917. To find the weight of the gold in an 18 karat gold object, multiply the object's weight by 0.583. A 22 karat gold statue and a 14 karat gold statue both weigh

    asked by Kymy
  215. Chemistry

    An electrical heater is used to supply 200.0 J of energy to a 30.0 g sample of water, originally at 285.0 K. Determine the final temperature in degrees Kelvin. (the specific heat capacity for water is 75.291 Jmol-1K-1)

    asked by Chad
  216. Calculus

    Find f'(a). f(x)=(x^2+1)/(x-2) Is it (x^2-5x+2)/(x-2)^2 ?

    asked by Anonymous
  217. math

    What do you do to check whether a number is rational or irrational? In your explanation, use an example of an irrational and a rational number. Please help me I don't know what to do.

    asked by blue
  218. Chemistry

    How would you prepare 165 mL of a 0.976 M NaOH solution, starting with a 6.36 M stock solution? Volume of solution needed? Volume of water needed?

    asked by Anna
  219. science

    What is true about the element francium(Fr,atomic number 87)? Choose all that apply. a. it has 7 valence electrons b. it is likely to form ionic bonds c. it is a nonmetal d. it is in period 7 e. it is a metal Is the answer a,d,e?

    asked by Anonymous
  220. algebra

    what are the following fractions decimal equivalents? -3 3/6 -3 3/8 -3 8/9 -3 2/3

    asked by please help
  221. Biology

    A couple has a child with an autosomal recessive form of glycogen storage disease, a deficiency of a lysosomal enzyme. An enlarged liver and heart and weak muscles cause the baby to die from heart and lung failure at 20 months. Now the woman is pregnant

    asked by Rose
  222. Chemistry

    The structure of Crestor (rosuvastatin), a medication used to reduce cholesterol, is shown below. If the specific rotation for this compound is known to be +100, what would be the specific rotation for the stereoisomer shown at the right?

    asked by Anonymous
  223. algebra, fractions

    What is a fraction whose decimal value is between 0.4 and 0.64? List the fractions decimal equivalent as well.

    asked by please help
  224. Science!

    Ernest Rutherford's atomic model included a nucleus comprised of positive particles called protons. Later, James Chadwick discovered neutrons. How did Chadwick's discovery change the atomic model? A. The new model showed a negatively charged nucleus. B.

    asked by blue
  225. Algebra

    Because of a recession, the value of a new house depreciated 10% each year for 3 years in a row. Then, for the next 3 years, the value of the house increased 10% each year. Had the value of the house increased or decreased after 6 years? Explain please!!

    asked by KG
  226. Chemistry

    What is the pressure (in mmHg) of the gas inside the apparatus below if the atmospheric pressure is Patm=748 mmHg, h1=40 mmHg, and h2=67 mmHg?

    asked by Alex
  227. math

    A right square pyramid has a surface area of 75.5m^2 and a base length of 3.5m. What is the slant height of this right pyramid?

    asked by Anonymous
  228. Chemistry

    What is the percentage of the S enantiomer in a sample of carvone that has a specific rotation of 30, given that the specific rotation of (R)-carvone is -61? How do i set up the problem?

    asked by Anonymous
  229. Chemistry

    What is energy difference between staggered and eclipsed conformations of 2,2,3,3-tetramethylbutane? Is it 2k/J/mol? Interaction Energy Cost (kJ/mol) H/H Eclipsed 4 CH3/H Eclipsed 6 CH3/CH3 Eclipsed 11 CH3/CH3 Gauche 3.8

    asked by Fin
  230. math

    4.5 by 6.12 original drawing want to increase size to 18 by 24. How do I do it?

    asked by Betty
  231. math

    Find 1 terminating decimal and 1 repeating decimal between 1/2 and 2/3.

    asked by help
  232. guidance

    "You did a good job of cleanup today, Grace." In this statement, a caregiver has used A. evaluation.B. acceptance.C. limits.D. praise. D

    asked by Amanda
  233. physic

    A ball is thrown toward a cliff of height h with a speed of 28m/s and an angle of 60∘ above horizontal. It lands on the edge of the cliff 3.3s later. a) How high is the cliff? i got 26.7 m b) What was the maximum height of the ball? my answer here was 30

    asked by emily
  234. Persuasive Essay (Please, help me!)

    Please, help me! I'm struggling to write my persuasive essay that must be completed by tonight. I don't know know whether that which I have written makes sense. I don't know what else to write, either! My essay is about why high school students should be

    asked by Victoria
  235. Chemistry

    A 35.0-L cylinder contains 387 g O2(g) at 22.5°C. What mass of O2(g) must be released to reduce the pressure in the cylinder to 5.94 atm, assuming the temperature remains constant?

    asked by Alex
  236. physics

    A swing sits 5 m above the ground when it is still. John lifts the swing and releases it. At its lowest point, its velocity is measured to be 5.53 m/s. How high above the ground did John lift the swing?

    asked by lisa
  237. guidance

    Brian comes to the block area and knocks down a building that Tim and Jody are Constructing. The most probable reason for Brian's misbehavior is that he A. has too much self-esteem.B. has lost control.C. is seeking attention.D. is destructive by nature.

    asked by Amanda
  238. physical science

    calculate the force output by the larger piston of a hydraulic lift when a force of 700 newtons is excerted on the smaller piston and the areas of the two pistons are 20cm and 950cm squared.

    asked by sara
  239. Physics

    Ninja goes to space! If Ninja has a weight of 83.59 N on earth and she lands on a planet that has an acceleration due to gravity of 1.44 m/s2, then what is her weight on the new planet?

    asked by Lexi
  240. math,algebra,fractions, decimals

    Find 1 terminating decimal and 1 repeating decimal between 1/2 and 2/3.

    asked by PLEASE
  241. guidance

    In this study unit, discipline refers to behaviors that are A. self-regulated.B. harsh.C. expected.D. punitive. A.

    asked by Amanda
  242. Algebra

    5x^3 - 12x - x^2 + 9 - 12x^5 - 6x^4 - k = 19 + 8x^3 - 18x - 19x^5 - 2x^2 - 8x^4 k = 7x^5 + 2x^4 - 3x^3 + 6x - 10?

    asked by Anonymous
  243. guidance

    Which one of the following is not a way to foster prosocial behavior? A. Exhibit aggressive behavior.B. Create an environment that encourages helping and cooperation.C. Use reasoning.D. Be a model of prosocial behavior. My answer is D

    asked by Amanda
  244. Math 222

    Please help me solve these two problems. My addition sign is not working on my keyboard. a^4b plus a^2b^3 18z plus 45plus z^2

    asked by Monica
  245. physics

    A car accelerates uniformly from rest to a speed of 73.6 mi/h in 7.68 s. Find the constant acceleration of the car. Answer in units of m/s 2

    asked by tom
  246. Physics

    An airplane is flying with a velocity of 220 m/s at an angle of 30.0° with the horizontal, as the drawing shows. When the altitude of the plane is 2.8 km, a flare is released from the plane. The flare hits the target on the ground. What is the angle θ? I

    asked by Abigail
  247. Need help pleas (science)

    . Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through

    asked by Sofia (bizz)
  248. chemistry

    What amount of Heat is needed to increase the temperature of 95.3 g of copper from 25.0 degrees celsius to 48 degrees celsius? The value of Cp for copper is 0.387 degrees celsius

    asked by diamond
  249. guidance

    The basis of a good child-guidance system is the caregiver's A. knowledge of child development.B. choice of equipment.C. arrangement of space in the facility.D. schedule of activities. A.

    asked by Amanda
  250. Math

    The scale for an earth model is 1:40000000. The diameter of the earth is 12,756.32km. a)What is the diameter of the model in cm? b) If the model is cut in half, how many jars of paint would be needed to paint each half if 1 jar covered 10cm^2?

    asked by Anonymous
  251. math

    A wheel made 660 revolutions at 44 8/9 revolutions per minutes. how many minutes did it rotate

    asked by ken
  252. guidance

    Four-year-old Nathan refuses to put on his coat before going out to play on a chilly day. Using guidance techniques, you should say, A. "No coat, no play, period."B. "Put that coat on this instant."C. "You're putting that coat on, whether you like it or

    asked by Amanda
  253. finance

    Bill is a restaurant manager that falls into the 25% marginal bracket and pays an additional 5% for state taxes. He has invested 20,000 in corporate bonds which is currently earning a annual return of 7.5%. What is the after tax return on bill's corporate

    asked by tammy
  254. calculus

    Let \lambda be a positive real number. Evaluate \sin^{-1}(\lambdai)

    asked by siri
  255. physic

    After pushing a 22.2 kg kid and tricycle over 10.3 m of smooth, level sidewalk from rest, the "combo" is moving at 3.0 m/s. Find the combo's kinetic energy. (the answer is 99.9j) what net force must have been delivered to the combo?Now you stop pushing and

    asked by sorry
  256. Math 222

    Please help me solve these two problems. My addition sign is not working on my keyboard. a^4b plus a^2b^3 18z plus 45plus z^2

    asked by Monica
  257. guidance

    The style of adult-child interaction that promotes self-esteem and self-control is A. authoritarian.B. authoritative.C. permissive.D. friendly. B.

    asked by Amanda
  258. guidance

    The ability to communicate feelings is one of the goals of A. self-control.B. guidance.C. discipline.D. fostering. B.

    asked by Amanda
  259. physics

    A car travels in a straight line for 2.8 h at a constant speed of 53 km/h . What is its acceleration? Answer in units of m/s 2

    asked by bill
  260. us history/thomas jefferson,franklin and washingto

    According to thomas jefferson when and why would george washington and benjamin franklin speak selectively?

    asked by nana