Questions Asked on
April 19, 2016

  1. Science- Electric and Magnetic Potential Energy

    1. At which position will the bar magnets most likely experience the least magnetic potential energy between them? D - position 4 2. A positively charged test object is moving toward the positive source charge in an electric field. B - It's potential

    asked by ImLegit
  2. Math

    An airplane pilot over the Pacific sights an atoll at an angle of depression of 7°. At this time, the horizontal distance from the airplane to the atoll is 3,729 meters. What is the height of the plane to the nearest meter? 458 meters 454 meters 3,667

    asked by Tim
  3. Math

    1. To find the height of a pole, a surveyor moves 120 feet away from the base of the pole and then, with a transit 8 feet tall, measure the angle of elevation to the top of the pole to be 36*. to the nearest foot, what is the height of the pole? A) 87

    asked by Tim
  4. Chemistry-Dr.Bob222

    A 25.0 mL sample of 0.125 M pyridine is titrated with 0.100 M HCl. Calculate the pH at 0 mL of added acid.

    asked by Nevaeh
  5. Math

    About 8% of the population of a large country is nervous around strangers. If two people are randomly selected, what is the probability both are nervous around strangers? What is the probability at least one is nervous around strangers?

    asked by Anonymous
  6. science

    when copper metal is added to silver nitrate in solution, silver metal and copper (II) nitrate are produced. what mass of silver is produced from 100.g Cu?

    asked by Sandy
  7. Math

    7 10 of your friends prefer to take a math test on Friday. 7 20 prefer Friday and Wednesday. What fraction of those who prefer Friday also prefer Wednesday?

    asked by Cing
  8. math

    Directions: Follow the instructions below to design a fair race for the new video game Animal Tracks. 1. Choose two animals with different speeds. You can choose from the chart that starts at the bottom of this page or do research to choose your own. 2.

    asked by jai anyone please help
  9. Math pls help me

    A dance school has 54 students who learn salsa and 23 of those students also learn ballet. There are 15 students who do not learn salsa but learn ballet and 10 students do not learn either salsa or ballet. Which table best shows the relative frequency of

    asked by Oscar
  10. Math

    The distance around the Earth at the equator is about 40074 kilometers find the equatorial diameter of Earth to the nearest kilometer A.12,762 Km B.25,512 Km C.62,884 km D 6,339,700 Km

    asked by Applesuace Master
  11. Algebra

    A campground consist of 10 square campsites arranged in a line along the beach the distance from the edge of the campsite to the water is 4 yards the area of the campground including the beach Is 1050 yd.² what's the width of one campsite

    asked by Michelle
  12. Maths

    Simplify under root (12+6 root 3) + under root (12- 6 root 3)

    asked by Pranjali
  13. Language Arts

    The poem I'm reading is "The Importance of Being Earnest" by Oscar Wilde 1. Which sentence from the passage provides the best expression of the theme? a. "its perfectly easy to be cynical." b. "... once a week is quite enough to dine with one's own

    asked by Night_Fury101
  14. Geometry- URGENT PLEASE HELP!!

    Medians $\overline{AX}$ and $\overline{BY}$ of $\triangle ABC$ are perpendicular at point $G$. Prove that $AB = CG$. In your diagram, $\angle AGB$ should appear to be a right angle.

    asked by Sarah
  15. physics

    A 0.280 kg croquet ball makes an elastic head-on collision with a second ball initially at rest. The second ball moves off with half the original speed of the first ball. (a) What is the mass of the second ball? (b) What fraction of the original kinetic

    asked by GG
  16. Math

    1. In triangle DEF, m angle D=45, m angle E=63, and EF=24 in. What is DE to the nearest tenth of an inch? A) 30.3 in. B) 15.1 in. C) 32.3 in. D) 10.5 in. Is the Answer A? I'm not quite sure though since i'm confused on this question. If someone could help

    asked by Tim
  17. Life orientation

    What are the six ways that human violation influences individual groups and broader south african community

    asked by Meisie
  18. math help pls pls pls

    The table below shows the age of some participants in a quiz competition and the number of questions they could answer correctly: Age (years) (x) 15 21 17 22 16 19 18 Number of questions they could answer (y) 17 17 17 17 17 17 17 What is the correlation

    asked by Oscar
  19. physics

    A stationary bicycle is raised off the ground, and its front wheel (m = 1.3 kg) is rotating at an angular velocity of 12.3 rad/s (see the drawing). The front brake is then applied for 3.0 s, and the wheel slows down to 3.3 rad/s. Assume that all the mass

    asked by nj
  20. Physics

    An electric field measured near a point charge of 3.0 X 10^-6 C has a strength of 1.50 X 10^5 N/C How far is the point from the source charge

    asked by John
  21. P.E Health

    Which one best describes comparison shopping? A. You are trying to decide if you should buy the size 5 levi's shorts either in blue or black. B. You cannot decide between the quarter pound with white cheese and all the toppings or the one with yellow

    asked by Physical education
  22. Geometry

    In $\triangle ABC$, we have $AB = AC = 13$ and $BC = 10$. Let $M$ be the midpoint of $\overline{AB}$ and $N$ be on $\overline{BC}$ such that $\overline{AN}$ is an altitude of $\triangle ABC$. If $\overline{AN}$ and $\overline{CM}$ intersect at $X$, then

    asked by Gill
  23. Chemistry

    If a tire can hold 19L of air at 175 kPa and 25° C, what volume of air can the tire hold at 215 kPa and 30° C? Possible answers: A. 13.7 L B. 15.7L C. 23.0L D. 19L

    asked by Anonymous
  24. science

    To conserve water, an animal's kidneys can pump ions across cell membranes, allowing water to move by

    asked by Steve
  25. Math

    if the perimeter of a rectangle is 120 units what is its area in square units

    asked by Apple
  26. math

    Which statements are true for irrational numbers written in decimal form? A. Irrational numbers are nonterminating. B. Irrational numbers are repeating. C. Irrational numbers are nonrepeating. D. Irrational numbers are terminating.

    asked by Claire
  27. Chemistry

    Estimate the value of the equilibrium constant at 500 K for each of the following reactions. 2H2S(g)⇌2H2(g)+S2(g) I have calculate my delta H which is 168.9 kj/mol but I don't know where to go from there

    asked by JoAnna
  28. Algebra

    I'm doing Permutations. Simplify 9! a.45 b.362,880 c.265,456 d. 125,396 I think it's a.

    asked by Shyann
  29. math

    the length of a rectangle is 23 centimeters less than five times its width. Its area is 42 square centimeters. Find the dimensions of the rectangle

    asked by Leticia
  30. U.S. History (Check)(REED)

    1. What day was the attack on Pearl Harbor? A: The attack on Pearl Harbor took place on December 7, 1941. 2. Why was the attack so devastating for America? A: The Pearl Harbor attack was so devastating for America because most of the U.S. Navy was

    asked by Victoria
  31. Math

    A bag contains 3 gold marbles, 10 silver marbles, and 21 black marbles. Someone offers to play this game: You randomly select on marble from the bag. If it is gold, you win $3. If it is silver, you win $2. If it is black, you lose $1.

    asked by Anonymous
  32. English

    English is the language of opportunity why bother to teach indigenous languages?

    asked by Thulicious
  33. math

    Lines a and b are parallel. When they are cut by transversals, they form a triangle. es025-1.jpg What is es025-2.jpg es025-3.jpg

    asked by chris
  34. Math

    If a seed is planted, it has a 75% chance of growing into a healthy plant. If 7 seeds are planted, what is the probability that exactly 3 don't grow?

    asked by Anonymous
  35. English

    African slaughter ritual should be allowed in the suburbs

    asked by Latoya Inga mkhosana
  36. English

    African slaughter rituals should be allowed in the suburbs?

    asked by Ntethy
  37. math

    Ashwin and Donald decided to set out from two towns on their bikes, which are 247 miles apart, connected by a straight Roman road in England. When they finally met up somewhere between the two towns, Ashwin had been cycling for 9 miles a day. The number of

    asked by blodwick
  38. chemistry

    Calculate the standard entropy change for the reaction of calcium oxide with water to form calcium hydroxide: CaO(s) + H2O(ℓ) → Ca(OH)2(s) at 298 K. ∆S ◦ m ∆H◦ f J K·mol? kJ mol? CaO(s) 39.75 −635.09 H2O(ℓ) 69.91 −285.83 Ca OH 2(s) 83.39

    asked by Anonymous
  39. History

    Design a newspaper article to warn people against engaging in fraud and corruption

    asked by Smylinah
  40. Geometry- PLEASE HELP!!

    Point $G$ is the midpoint of median $\overline{XM}$ of $\triangle XYZ$. Point $H$ is the midpoint of $\overline{XY}$, and point $T$ is the intersection of $\overline{HM}$ and $\overline{YG}$. Find the area of $\triangle MTG$ if $[XYZ] =150$.

    asked by Bill
  41. life orientation

    identify your human rights violation or discrimination and explain in and introductory paragraph why you choose the specific human rights violation or discrimination

    asked by Fhumulani
  42. advanced calculus

    Many carnivals have a version of the double Ferris wheel. A large central arm rotates clockwise. At each end of the central arm is a Ferris wheel that rotates clockwise around the arm. Assume that the central arm has length 200 feet and rotates about its

    asked by please help me
  43. Physics helpppp

    250 g ball of putty moving horizontally at 9 m/s collides with and sticks to a block lying on a frictionless horizontal surface. If 20%of the kinetic energy is lost, what is the mass of the block? What i did Mass1 = 0.25 kg Mass 2 =? Kinetic initial =

    asked by PHYSICSSSS HELP
  44. Math

    Talia tossed a penny many times. she got 40 heads and 60 tails. she said the experimental probability of getting heads was 40 over 60. Explain and correct her error.

    asked by Emily
  45. Help me please my daughter math

    Each week Susie washes dishes three nights,washes clothes one night,empties trash cans two nights,and cook supper one night.If her Aunt Nancy stopped by randomly one night,what are the chances that Susie would be cooking that night??

    asked by Jena
  46. english

    English is the language of opportunity why bother to teach indigenous language

    asked by Anonymous
  47. Chem

    When 3.00 g of butane, C4H10, are combusted in a calorimeter containing 800. g of water, the temperature of the water changes by 44.4 °C. What is the heat of combustion of butane in kilojoules per mole? The molar mass of butane is 58.123 g/mol. The

    asked by Amber
  48. Physics

    A child sitting 1.80 m from the center of a merry-go-round moves with a speed of 1.45 m/s . Calculate the centripetal acceleration of the child.Calculate the net horizontal force exerted on the child. (mass = 28.5 kg )

    asked by Brittney
  49. calculus.can you help me on these as well@sir collins

    integrate sin^7xdx

    asked by newton
  50. pre-ap chemistry

    how to make 100 mL of a 0.500 M CuSO4 solution

    asked by Anonymous
  51. Geometry

    Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?

    asked by Sally
  52. life orientation

    critically discuss 6 ways that the human rights violation influences individual , groups and broders south african community

    asked by mudau phathu
  53. life orientation

    critically discuss 6 ways that the human rights violation influences individual , groups and broders south african community

    asked by mudau phathu
  54. life Orientation

    Identify your 3 human rights violations or discriminations and explain in an lntroductory paragraph why you choose the specific human rights violation or discrimination.

    asked by Lizzy
  55. Chemistry - Oxidation-Reduction reactions

    how would your calculation of the molarity of KMnO4 be affected if you had added twice as much sulfuric acid and water as was called for in the procedure?

    asked by Anonymous
  56. AP English

    I was assigned to read this and then answer 10 multiple questions. I'd be really happy if someone would check over my answers. Thanks! Reading: 1 I would fain say something, not so much concerning the Chinese 2 and Sandwich Islanders as you who read these

    asked by Heinkel
  57. Life orientation

    Make 12 suggestion on how to combat the violation of human rights

    asked by Itumeleng
  58. ENGLISH

    WHY SHOULD TRADITIONAL HEALERS BE ALLOWED TO PRACTISE AND PRISCRIBE MEDICINE IN HOSPITALS AND CLINICS

    asked by xolANI
  59. Social Studies

    1. In the civil War, for the first time, thousands of Women served as____. A. Soldiers B. spies*** C. generals D. nurses 2. "Peace Democrats" became known as______. A. war hawks*** B. rebels C. copperheads D. radicals 3. What guarantee gives accused

    asked by bunny64
  60. Math

    How many 1/3- cup servings of juice are in a 5- cup container?

    asked by Anonymous
  61. Chemistry

    Which pair of compounds will form a solution?Benzene (C6H6) and hexane (C6H14)Na2SO4 and benzene (C6H6)NaCl and hexane (C6H14)H2O and CCl4More than one of the combinations above will form solutions.

    asked by Kelly
  62. science-college physics

    2. A certain wire of length L, cross-sectional area A is extended by an amount ‘e’ by a force F. Given that the young’s modulus of the material of the wire is E, Show that the; a. Energy stored in the wire is given by the expression (5) b. Energy per

    asked by hamunyela morga
  63. statistic

    There are 20 students in a class. Six of them have blue eyes and nine have brown eyes. You were asked to choose 2 students without replacement. What is the probability of choosing an student with blue eyes followed by a student with brown eyes?

    asked by Anonymous
  64. math

    a boy travels 15 km due north,then goes 9 km due east,then 3km due south.how far is he from his starting point

    asked by chinaza
  65. Geometry

    Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?

    asked by Sally
  66. language art

    What principal part is the main verb? The puppy is tearing his toy into many pieces. A. past B. present participle C. present D. past participle

    asked by saisah
  67. Life orientation

    Three human rights violation or discrimination an explain in an introductory paragraph why you choose the specific human rights violation or discrimination

    asked by Charmaine
  68. Math

    Which of the following is a true statement? it is possible for two rectangles to have the same area, but only if they have the same perimeter. It is possible for two rectangles to have the same area without having the same perimeter. *** It is possible for

    asked by Sally
  69. physics

    A car with a mass of 1100kg can accelerate on a level road from rest to 2m/s in 14sec.what is the steepest slope this car can climb.(hint:the plane is smooth.)

    asked by lily
  70. math

    Glenn raced his motorcycle 30 times last season. He finished first 12 times, second 5 times, and crashed in 9 races. What percent of the races did he finish second ? Set up as a proportion and solve

    asked by jacob
  71. World History

    What was the outcome of the Seven Weeks' War? (5 points) Austria won and reasserted herself as leader of Germany. Prussia won and reasserted herself as leader of Germany. France won and reasserted herself as leader of Germany. No one won. It was a

    asked by Arianna
  72. life orientation

    traditional african marriage is an advantage for men only not women.

    asked by fanie
  73. Math

    Mr.dean paints the top of a round picnic table. The diameter of the table iz 6 feet. The paint he usez comes in a can that covers 18 square feet of surface. How many cans of paint does mr.dean need to purchase to paint one coast on the top of the table?

    asked by Vanessa
  74. math

    97 is the largest prime less than 100. What is the largest prime factor of 97! (97 factorial)? (Reminder: The number n! is the product of the integers from 1 to n. For example, 5!=5*4*3*2*1= 120.)

    asked by francis
  75. Calculus

    Equation: Suppose that the demand of a certain item is x = -0.7 p + 20. Evaluate the elasticity at E = 8. I'm not sure what steps to take to solve this. I know that elasticity is equal to the absolute value of [(p/q) x (dp/dq)]

    asked by James
  76. Chemistry

    Balance the reaction step-wise: As2S3(s) + NO3^- + H^+(aq) to AsO4(aq) + S(s) + NO(g) + H2O(l)

    asked by Subhan
  77. History

    What is the History of the Collective Farm, Max Belov about? A: Great Depression B: Spanish Civil War C: Communist Economic Planning My answer is C. Is this correct? Thank you.

    asked by Marylyn
  78. math algebra

    An​ employee's new salary is ​$18,165 after getting a​ 5% raise. What was the salary before the increase in​ pay?

    asked by lola
  79. Chemistry

    Assuming the solution you used was 95% ethanol by volume and that the density of ethanol is 0.816g/mL, how much water and carbon dioxide are produced in the experiment? Equation: C2H6O+3O2-->2CO2+3H2O

    asked by BUTCHER
  80. trig

    Solve triangle ABC. (If an answer does not exist, enter DNE. Round your answers to one decimal place.) a = 63, c = 50, ∠C = 53°

    asked by jorge
  81. Physics

    A -6 x10^-6 point charge is .030 m from another point charge and experiences a repulsive fore of 180 N what is the magnitude of the other charge

    asked by Tina
  82. Geometry

    Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?

    asked by Bill
  83. math

    if a boy is 24 year younger than his father and after two years the sum of their ages will be 40.how old is the father?

    asked by ramzan
  84. Chemistry

    The pH of human blood needs to be between 7.35 and 7.45. You want to prepare a buffer solution that gives a pH of 7.40. You decide to use a sodium phosphate buffer: the acid is H2PO−4 and the conjugate base is HPO2− 4. You want the concentration of the

    asked by Emily
  85. math

    In a tank, there is 100 liter of water before starting the taps. If each tap fills 25 liters per houIn a tank, there is 100 liter of water before starting the taps. If each tap fills 25 liters per hour and 5 taps continue to fill 4 hours and 4 taps for

    asked by ramzan
  86. Math

    Here it just says this: Solve triangle ABC. (If an answer does not exist, enter DNE. Round your answers to one decimal place.) b = 67, c = 33, ∠A = 70°

    asked by Theo
  87. english

    traditional african marrige is an advantage for men only not woman

    asked by DJ LANGZA
  88. physics

    A 9.94-m ladder with a mass of 21.6 kg lies flat on the ground. A painter grabs the top end of the ladder and pulls straight upward with a force of 226 N. At the instant the top of the ladder leaves the ground, the ladder experiences an angular

    asked by nj
  89. Math

    One number exceeds another by 12 . if five times the smaller number is subtracted from three times the larger number the result is 20. Find the numbers

    asked by Gian Carlo
  90. math

    What is the greatest prime factor of 3105?

    asked by francis
  91. Calculus

    Determine whether the sequence converges or diverges. If it converges, find the limit. (If an answer does not exist, enter DNE.) limit n approaches infinity of an = e^(−6/sqrt(n))

    asked by Misty
  92. pure maths,accounting,economics,business studies

    Guys my problem is maths solve x and graphs

    asked by xola sentile
  93. math

    a university surveys a randomly selected group of 250 freshmen. In the group, 20 of the freshmen were left-handed. If there are 8,000 in the freshman class, what is the best prediction fo the number of left-handed freshmen students? THANK YOU!

    asked by Tim
  94. Physics

    In the Biomedical and Physical Sciences building at MSU there are 135 steps from the ground floor to the sixth floor. Each step is 16.0 cm tall. It takes 5 minutes and 40 seconds for a person with a mass of 63.9 kg to walk all the way up. How much work did

    asked by Kevin
  95. Physics

    Use the work-energy theorem to solve each of these problems. You can use Newton's laws to check your answers. Neglect air resistance in all cases.

    asked by Bout
  96. Math

    The perimeter of the rectangle is 120 units what is its area in square units L=3n W= n What formula do I use? A) 675 B) 900 C) 1225 D) 2700

    asked by pizza
  97. math

    The time it takes me to wash the dishes is uniformly distributed between 11 minutes and 20 minutes. What is the probability that washing dishes tonight will take me between 15 and 16 minutes? Give your answer accurate to two decimal places.

    asked by Anonymous
  98. math

    Khalid is now four times as okd as his daughter. Ten years ago,if the sum of their ages was sixty. Find the present age of his daughter?

    asked by ramzan
  99. math

    $6350 is compounded semiannually at 14% for 12 years. What is the total amount in the compound interest account?

    asked by holly
  100. math

    Anthony has 7 bills. All the bills are tens or twenties. The bills Anthony has total $100 in value. How many of each hill does Anthony have? Pretty sure the solving method is solving systems of equations but you have to isolate the variables and stuff..

    asked by claire
  101. Chemistry

    Will 1 L of 1 M NaCl contain more chloride ions than .5L of 1M MgCl2? Explain.

    asked by Jordan
  102. Math

    A high school has 438 students with about the same number of males and females. Describe a simulation to predict how many of the first 50 students who leave school at the end of the day are female.

    asked by Emily
  103. Ethics

    Things we are morally obligated NOT to do (e.g., lie, cheat, exploit others) can be termed: A. correlated duties. B. negative duties. C. positive law. D. positive duties. is it D

    asked by Amy
  104. Math

    Carlos and Krystal are taking a road trip from Greenville to North Valley.Each has their own map,and the scales on their maps are different. A. On Carlos's map,Greenville and North Valley are 4.5 inches apart. The scale on his map is 1 inch = 20 miles. How

    asked by Jason
  105. MaThS LITERACY; GEOGRAPHY;TOURISM AND ECONOMIC

    I passed matric in hig Cetificate so i want to be something but i don't know what ?

    asked by LEBOGANG
  106. English rammar, Please correct my sentenced gramma

    April 20,2016 Genecito Jimenez Lot 32 Blk 96 Bautista st. Zone 10 Dasmarinas City Cavite. tel: 046-4725645 Dear Sir, Mrs. Maria Teresa P. Eleon is permanently staying in my apartment with her family and she is a good person in our community. Please kindly

    asked by jess
  107. geomtry

    The figures are similar. The area of one figure is given. Find the area of the other figure to the nearest whole number. The area of the smaller trapezoid is 771 m

    asked by Anonymous
  108. math area

    A rectangular tabletop is 4 ft long and 30 in. wide. Which is the area of the tabletop?

    asked by Anonymous
  109. math

    at night, a 6ft man is walking towards a 8ft lamp post at a speed of 3ft/sec how fast is his shadow changing?

    asked by jake
  110. life orientation

    why you choose the specific human rights violation or discrimination.

    asked by Mogau
  111. Calculus (Urgent, please)

    Find the area of the region enclosed by the intersection of the circle x^2+y^2=4 and the parabola y=x^2. Show work

    asked by Alice
  112. Calculus

    The Riemann sum s for f(x)=4x^2, 0

    asked by Alice
  113. math

    a book has bern sold at 10% loss for Rs 36.what was its origional price?

    asked by ramzan
  114. US history

    Ulysses S. Grant was not considered a popular president, even though he had been a popular war hero. Which statement describes why? A. He refused to work with Radical Republicans in Congress. B. His ability to lead was marred by scandal. C. He took a

    asked by Anonymous
  115. classical mechanics

    A projectile is launched down ward from the top of inclined plane of angle alpha in the direction making an angle beta with the incline. assuming the projectile hits the incline, find the expression for the range and determine the maximum expression for

    asked by Henry
  116. Math

    x2 - 4px +8

    asked by Asive
  117. Statititics

    Airline overbooking is a common practice. Many people make reservations on several flights due to uncertain plans and then cancel at the last minute or simply fail to show up. Jet Green airlines’ planes hold 100 passengers. Past records indicate that 20%

    asked by bobb
  118. Physics

    In the Biomedical and Physical Sciences building at MSU there are 135 steps from the ground floor to the sixth floor. Each step is 16.0 cm tall. It takes 5 minutes and 40 seconds for a person with a mass of 63.9 kg to walk all the way up. How much work did

    asked by Kevin
  119. physics

    A 43.0-kg boy, riding a 2.20-kg skateboard at a velocity of 5.30 m/s across a level sidewalk, jumps forward to leap over a wall. Just after leaving contact with the board, the boy's velocity relative to the sidewalk is 6.00 m/s, 8.00° above the

    asked by brad
  120. Polar, Cylindrical, and Spherical Coordinates

    Let C be a circle that passes through the origin. Show that we can find real numbers s and t such that C is the graph of r = 2s*cos(theta + t) I think that I could start by writing it like R^2=(x-h)^2+(y-k)^2 where R is the radius of the circle, but I

    asked by Katie
  121. english

    traditional african marriage is an advantage for men only,not women

    asked by slumo
  122. Chemistry

    To completely react 17g of barium hydroxide, how many grams of hydrochloric acid is needed?

    asked by Ellen
  123. physics

    A capacitor A1B1 of capacitance C1=2microF is charged under a voltage U1=20V and then isolated. a) Calculate the voltage U (A1B1) between its plates, and it's charge Q1 and energy W1. b) The plates A1 and B1 are connected to those A2 and B2 of an uncharged

    asked by angy
  124. Further maths

    The first term of an AP is equal to thrice the common difference. What is the sixth term of the AP,if the common difference is 8

    asked by Emmanuel
  125. working with children with disabilities

    A teacher wants to know why Ben , a preschooler,wake up every morning at about 3.00 and refuses to go back to sleep .the teacher should.

    asked by Ann
  126. goegraphy,tourism,mathlit,lifeorientation,agricult

    what career path can I follow if I am doing the above subjects

    asked by ntandoyenkosi
  127. science

    find the resistance of a nichrome wire of length 2.2m& diameter 2mm.

    asked by Samiksha
  128. math

    A swimmer can swim a distance of 36 kilometer in the direction of water current in the same time, which he require to swim 36 kilometer in the opposite direction of water current in stream. If in still water, swimmer has speed of 12 kilometer per hour more

    asked by ramzan
  129. math

    Mike was bored so he played with some colored blocks arranging them in a role he put 1 block in the first row 2 blocks in the second roll, 4 blocks and the third row and 8 blocks in the fourth row. If this pattern continues, how many blocks will Mike put

    asked by mike
  130. Chemistry

    In a student's experiment, when 40 mL of 6% (w/w) hydrogen peroxide solution was reacted with 10 mL 0.5 M FeCl3 solution, a ΔrH of -3,382 J was calculated. Calculate ΔH for this reaction in kJ mol-1. Give your answer to 2 decimal places, do not include

    asked by Anon
  131. Math

    Femi spent 1/4 of his money on transport, 2/5 on food and has #700.00 left. how much did he start with?

    asked by Esther
  132. Chemistry

    If a half life of a radioactive element is twelve years,find the decay constant

    asked by Undie vickvieny
  133. Calculus

    Let 𝑅 be the region bounded by the four straight lines 𝑦=𝑥, 𝑥+𝑦=4, 𝑦=𝑥−2 and 𝑥+ 𝑦 = 2. Find the surface area of the surface obtained by rotating the region 𝑅 about the 𝑥-axis for 1 complete revolution.

    asked by Desperate Student
  134. math

    is apportionment the best way to achieve fair representation?

    asked by sean
  135. math

    femi spent 1/4 of his money on transportation, 2/5 of it on food and has #700.00 left. how much did he start with

    asked by chima
  136. algebra

    After 2009 2009 the sales of new cell phones without cameras began declining. The number of people y (in thousands) who bought a cell phone without a camera can be estimated by the equation y=−30x+270 y=-30x+270, where x is the number of years after 2009

    asked by Duran
  137. Math

    57 is the product of 3 and Helena's savings.

    asked by Paige
  138. US history

    What long term cause led to South Carolina seceding from the United States? A. The Growth of the anti-slavery movement B. Debate over the expansion of slavery into the territories C. Increased sectional tensions due to new laws D. The breakdown of the I

    asked by Anonymous
  139. Algebra. NEED HELP ASAP PLEASE

    After 2009 the sales of new cell phones without cameras began declining. The number of people y (in thousands) who bought a cell phone without a camera can be estimated by the equation y=−30x+270 y=-30x+270, where x is the number of years after 2009. a)

    asked by Duran
  140. english

    As a teenager, I was not obsessed about eating out. My family would eat at a restaurant at least twice a week. Every time we went anywhere, it was a challenge for my parents to find a suitable food and a nice quality restaurant. Fortunately, exception I

    asked by girl
  141. School

    The Robinson's have quite a lot of family pets. They have 3 times as many budgies as they have cats and there are a total of 30 legs between them. Complete the following statement. The Robinson's have ____cats and ____budgies. I need help, can someone show

    asked by 88
  142. English

    1. I will visit Paris this summer. 2. I shall visit Paris this summer. 3. I intend to visit Paris this summer. (Does #1 mean #2 or #3? Does 'will' mean a simple future or "a will"? 4. I like children. I will be a teacher. 5. I like children. I shall be a

    asked by rfvv
  143. algebra

    The Robinson's have quite a lot of family pets. They have 3 times as many budgies as they have cats and there are a total of 30 legs between them. Complete the following statement. The Robinson's have ____cats and ____budgies. I need help, can someone show

    asked by 88
  144. Math

    )ne canned juice drink is 25​% orange​ juice; another is 55​% orange juice. How many liters of each should be mixed together in order to get 20L that is 21​% orange​ juice?

    asked by Amber
  145. Chemistry

    Use the collision theory to explain the increase in rates of the other reactions

    asked by Rose
  146. Math

    Mona takes out a $12,000 student loan to help pay for her first 2 years of college, then 2 years later needs another loan for $14,000 to get her through to graduation. She graduates 4 years and 9 months after acquiring the first loan, and payments are

    asked by Anonymous
  147. Business Stats

    Regression Analysis: Avg. Tot. Score versus %Takers, T/S Ratio Model Summary S R-sq R-sq(adj) R-sq(pred) 34.2385 79.91% 79.06% 76.83% Coefficients Term Coef SE Coef T-Value P-Value VIF Constant 1118.5 39.5 28.34 0.000 %Takers -2.547 0.187 -13.62 0.000 1.05

    asked by SARAH
  148. technology

    You want to discard your old computer and want to securely erase the data from your hard drive. What can you use to do this and what is the process called?

    asked by danielle
  149. math

    find the product greatest four digit number and smallest three digit number using property of multiplication?

    asked by shehzad
  150. Health

    The lungs are? A. Connected by the mediastinum B. Separated by the mediastinum C. Divided into 7 lobes D. Divided into 9 lobes C?

    asked by John
  151. Physcs

    A circular parallel plate capacitor with plate radius 8.2cm and plate separation .15mm is connected in series with a 16V ideal battery and a 790 ohm resistor at t=0. At time t=2.4e-6 seconds, what is the induced magnetic field that lies along the outer

    asked by R
  152. Trigonometry

    Solve: tan(2theta - 34deg)= sqroot3; theta = [real numbers of degrees]

    asked by Ballie
  153. History

    Name two nations in Eastern Europe that were considered to be under Soviet Union influence after World War II? My answer...is Hungary and Poland. Are these correct? Name two new countries that exist after World War II, but not during World War I? My answer

    asked by Marylyn
  154. child development

    the continues development views hold that

    asked by john
  155. History

    Personal liberties were among the key ideas of the American Revolution. Given this fact, why did slavery continue after the American Revolution? A. The Southern plantation economy depended on slavery. B. The colonial government encouraged manumission. C.

    asked by Noemi
  156. Calculus I

    if f(x)=24, find f'(11)? How can i find it?

    asked by Anonymous
  157. math

    The Flying Zucchini Circus Troupe has a human cannon- ball act, shooting a performer from a cannon into a spe- cially padded seat of a turning Ferris wheel. The Ferris wheel has a radius of 40 feet and rotates counterclockwise at one revolution per minute.

    asked by mimi
  158. Chemistry

    Name two solutions that can be used to precipitate out the following: PbCl2 Would I just use a random soluble compound and write a total ionic equation

    asked by AlphaPlus
  159. Physics

    An ocean liner leaves New York City and travels 25.1 degrees north of east for 110km. How far east and how far north has it gone? In other words, what are the magnitudes of the components of the ships displacement vector in the directions, a) due east and

    asked by Ellie
  160. calculus very hard help

    integrate:cos^10xdx even with the previous hint a tutor here gave me i still don,t know it

    asked by newton
  161. math

    a watch lost two minutes per hour.if on monday 9 A.M the watch was exactly showing 9 A.M.then what is the time on wednesday 9A.M.

    asked by ramzan
  162. Math

    What expression represents the height of this prism? Volume = 64(c)3(b)8 Base area = 16(ab)3 a) 4a2b3 b) 4a3b3 c) 1024a3b9 d) 1024a4b9

    asked by pizza2
  163. Pre-Calc

    Solve the following algebraically. log3(x) + log3(x-2) = 1 Are the solutions 3 and -1?

    asked by Anonymous
  164. math

    there is two digit figure in which one digit is exactly half the other. If the position of both fonts or digits is interchanged, the resultant figure when added with the origional figure sum to 99. what is the origional figure?

    asked by ramzan
  165. History

    I need to write a 1920s letter mentioning the booming economy, new inventions and their jazz lifestyle. The letter has to have 11 slang words.

    asked by Joyice
  166. Chemistry

    Two electron configuration: Mg(Ne)3s^2 Zn(Ar)4s^2 3d^10 Using the configurations, explain the difference in relative reactivity of the 2 metals ( which are Mg and Zn)

    asked by Rose
  167. media

    and again am struggling to elaborate more on ubuntu theory and normative theory as the effect of mass communication.please help

    asked by Nancy Asino
  168. maths

    A quadrilateral with only two right angles to s it possible

    asked by bakang
  169. Math

    number of students in a class = 36 number playing cricket = 16 number playing football = 25 number playing both cricket and football = x write an equation for x how many students play both football and cricket

    asked by Rick
  170. science

    how to find a solution with high buffer capacity?

    asked by ayya
  171. english

    What is a persuasive writing

    asked by Anonymous
  172. Math

    Order fractions from greatest to least. 1/10, 3/5, 1/4

    asked by Mike
  173. Math

    tan(θ)/ sec(θ) − cos(θ) Please help!

    asked by Jenn
  174. Math

    A 20 foot piece of rope will be cut into as many 3 and 1\2 foot section as possible. how much rope will be left over?

    asked by Tammy
  175. Math

    -4+12 /(-3) 10+3(-2)=

    asked by Sam
  176. Math

    Evaluate: -17 + 6 =

    asked by Chris
  177. I have a question[math]

    which one is bigger 1/2 3/4 3/5

    asked by bobisawesome777
  178. Art

    What are the names of Santa's reindeer?

    asked by Anonymous
  179. Chemistry

    Two electron configuration: Mg(Ne)3s^2 Zn(Ar)4s^2 3d^10 Using the configurations, explain the difference in relative reactivity of the 2 metals ( which are Mg and Zn)

    asked by Rose
  180. Algebra

    7 – 5(2 – x) = –(x – 8) = 11/6

    asked by Chris
  181. Political Science

    You learned about the Democratic Peace Theory. Define this theory. Explain its strengths and weaknesses. Tell how it has been used to inform public policymaking. Now, explain whether you think it should be used in public policymaking, and why in a 250-300

    asked by Scinceis
  182. Math

    I need help please. Draw a quadrilateral that is not a parallelogram.

    asked by Holly
  183. Statistics

    a rifleman averages 8 hits out of 10 shots at a tare what is the probability that he will hit the target 3 out of 4 shots 4c3*(.8)*(.2)

    asked by Patty
  184. math

    5xy4x

    asked by Tlakula Dzunisani
  185. Chemistry

    Two electron configuration: Mg(Ne)3s^2 Zn(Ar)4s^2 3d^10 Using the configurations, explain the difference in relative reactivity of the 2 metals ( which are Mg and Zn)

    asked by Rose
  186. math

    Let a be -1/6 and let b be 1/2. Let x be the sum of the reciprocals of a and b, let y be the product of the reciprocals of a and b, and let z be twice the reciprocal of a divided by the reciprocal of b. Calculate x+y+z.

    asked by frank
  187. Math

    The intensity of light passing through a lens can be found using the formula I=Io - Io / csc^2 theta, where Io is the intensity of the light coming in, I is the intensity of the light that emerges or goes out of the lens, and theta is the angle between. a)

    asked by Ali
  188. Math

    Mae is making cookies. To make 3 dozen she needs 3 1/4 cups of chips. How many cups of chip will she need to make 5 dozen cookies?

    asked by Savannah
  189. Chemistry

    What mass of sodium phosphate is needed to produce 75.00 g of solid product?

    asked by Shania
  190. Calculus I

    For what values of a and b is the line -4x+y=b tangent to the curve y=ax^3 when x=4? Can anyone give me the hint?

    asked by Anonymous
  191. Life orientation

    Identify 3 discriminations and explain in an introductory paragraph why you choose the specific discrimination

    asked by Novotnarh
  192. Meteorology

    Does evaporation occur more frequently in warmer or colder temperatures? Why?

    asked by Kelsie