Questions Asked on
May 13, 2014

  1. Traditional african marriage is an advantage for men only,women

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

    asked by Anonymous
  2. biology

    which of the following is not a part of the theory of evolution

    asked by jamie
  3. Math

    A survey about the student government program at a school finds the following results. 190 students like the program 135 students think the program is unnecessary 220 students plan on running for student government next year. If a circle graph were made

    asked by Sebby-Chan
  4. Physics

    Two bicycle tires are set rolling with the same initial speed of 3.00m/s along a long, straight road, and the distance each travels before its speed is reduced by half is measured. One tire is inflated to a pressure of 40 psi and goes a distance of 18.1m ;

    asked by collegekid
  5. Math

    . Below, the standard addition algorithm is being used to add three two-digit numbers. 4z 27 +x5 y14 If x, y and z each represent a different digit from 0 to 9, what is the value of (x)(y)(z)?

    asked by KYSmith
  6. science

    1. What was henri becquerel studying when he accidentally discovered radioactivity?

    asked by Sarr3
  7. Math

    Deana invests some money that earns interest compounded annually. At the end of the first year, she earns $400 in interest. At the end of the second year, she earns $432 in interest. a) what interest rate, compounded annually, is deana earning? b) how much

    asked by Victoria
  8. social studies please check!

    1. Why did Harry Briggs and other parents sue the Summerton School District? A. They believed black schools weren't equal to white schools, so the schools should be integrated*** B. The state did not want to equalize the school work done by white and black

    asked by what
  9. English

    Identify the correct sentence. A. The music sounds beautifully. B. Run quick; otherwise, you will miss the bus. C. I surely wish you would go. D. The boss is more happier today. B

    asked by Susan
  10. chemistry

    Upon heating 125g MgSO4 • 7 H2O: a) how many grams of water can be obtained?

    asked by mario
  11. English

    Identify the incorrect sentence. A. Each knife and fork have been cleaned and put away. B. Each knife and fork has been cleaned and put away. C. Some of the girl's teeth are chipped. D. None of the material is missing. A

    asked by Susan
  12. English

    Identify the correct sentence. A. The new air conditioner works quieter. B. This engine runs smoother. C. He speaks more distinct than she does. D. I feel bad that I didn't call you earlier. A

    asked by Susan
  13. math

    a parking lot charges $1.50 for the first hour of parking and 55 cents for each additional half hour how much would it cost to park a car from 12:45pm to 6:15 pm

    asked by jim
  14. English

    Identify the INCORRECT sentence. A. I hope you'll treat him fair. B. I can't find it anywhere. C. She speaks logically. D. He appears calm. A

    asked by Susan
  15. English

    Identify the correct sentence. A. Large corporations and small businesses today believe that "going green" is of paramount importance. B. Large corporations along with small businesses today believes that "going green" is of paramount importance. C. Large

    asked by Susan
  16. English

    A simple Standard definition is normally composed of all of the following except: A characteristics of some class B the term to be defined C a class containing the term to be defined D the distinctive characteristics of the term I'm leaning towards C

    asked by KDIZZLE
  17. English

    Nureyev danced __________ than the others in the ballet troupe. A. more gracefully B. more gracefuller C. gracefuller D. more graceful A

    asked by Susan
  18. English

    Since Sandra had her car repaired, it runs __________ than it did before. A. more smoother B. smooth C. more smoothly D. more smooth C

    asked by Susan
  19. Physical Science

    The specific heat of copper is 0.385 J/g.°C. Which equation would you use to calculate the amount of heat needed to raise the temperature of 0.75 g of copper from 7°C to 29°C? a. Q = 0.385 J/g.°C ` (29°C 7°C) b. Q = 0.75 g ` 0.385 J/g.°C ` 29°C c.

    asked by Alex
  20. Trig 2

    What is the smallest value for x where y = sin 2x reaches its maximum ...wtf that means.

    asked by Joe
  21. English

    There __________ some men waiting for help, but the reason for their difficulties __________ unclear. A. is; seems B. is; seem C. are; seems D. are; seem C

    asked by Susan
  22. science

    If a forest ecosystem is removed through clear cutting, their loss is due to _______ my answer is land development. am I correct?

    asked by Layla
  23. English

    tion 18 of 40 2.5 Points Identify the correct sentence. A. On the table is some paper and a pencil. B. Beside the stereo is a stack of CDs. C. Beside the stereo are a stack of CDs. D. On the table are some paper as well as a pencil. B

    asked by Susan
  24. English

    dentify the correct sentence. A. One of the kittens are smaller than the others; of course, most people fall in love with the runt of the litter. B. One of the kittens is smaller than the others; of course, most people falls in love with the runt of the

    asked by Susan
  25. English

    Choose the best word combination below for the underlined words in the sentence. Badly and Tight The odor from the refrigerator smelled so badly that no one wanted to investigate; every time we opened the door, we held our noses tight. A. badly, tightly B.

    asked by Susan
  26. English

    He is __________ CPA and his sister is __________ MD. A. a; a B. an; a C. an; an D. a; an A

    asked by Susan
  27. Math

    the ordered pairs (2,-11) and (5,-20) are solutions to which of the following equations? (1.)y=3x-5 (2.)y=-3x+5 (3)y=3x+5 (4.) y=-3x-5

    asked by Anonymous
  28. English

    A report on the accounts __________ been completed, and the monthly intake __________ low. A. have; are B. have; is C. has; is D. has; are C

    asked by Susan
  29. Civics

    Can you check my answers? Which of the following examples illustrates a type of control the government exercises over the banking industry 1: Setting the prices charged for purchasing checks and savings books. 2: Setting the requirements for banks

    asked by WhatS ----------uPP-
  30. English

    What is the correct superlative form of bad? A. Worse B. Baddest C. Worsest D. Worst D

    asked by Susan
  31. English

    Of the two reports, hers is: A. worser. B. worse. C. worst. D. more worser. B

    asked by Susan
  32. Social Studies

    How does the Israeli-Palestinian conflict most directly affect the daily lives of young people in Jerusalem

    asked by Need Help!!
  33. English

    These __________ of strategies work __________. A. kind; well B. kinds; good C. kinds; well D. kind; good C

    asked by Susan
  34. English

    Although Alexis likes her job at Chili's, she liked working at Applebee's: A. better. B. best. C. more better. D. bestest. A

    asked by Susan
  35. English

    Identify the correct sentence. A. Neither Mike nor Corrine made it to class yesterday; do anyone have the notes? B. Neither Mike nor Corrine have made it to class yesterday; does anyone has the notes? C. Neither Mike nor Corrine made it to class yesterday;

    asked by Susan
  36. English

    Identify the correct sentence. A. The rest of the toys on the floor in the living room needs to be picked up before your mother comes home. B. The rest of the toys on the floor in the living room need to be picked up before your mother come home. C. The

    asked by Susan
  37. English

    Identify the correct sentence. A. I surely could have done a better job on the report if I had more time. B. I sure could have done a more better job on the report if I had more time. C. I surely could have done a more better job on the report if I had

    asked by Susan
  38. Chemistry ASAP

    Using a table of standard electrode potentials (such as the one in your textbook), calculate the standard cell potential for a cell made by placing a zinc electrode in a Zn2+(aq) solution which is connected by an electrolyte to a Ag+ (aq) solution

    asked by Tyler
  39. English

    Identify the correct sentence. A. Fighting on school grounds are a serious offence. B. Harry Potter and the Chamber of Secrets are a good movie. C. Harry Potter and the Chamber of Secrets is a good movie. D. A new Boys and Girls Club are keeping many

    asked by Susan
  40. chemistry

    Light travels at 3.00 x 10^8 m/s. If the starlight from the Unicorn galaxy takes 1 year 47 days and 2 hours to reach us. How far away is it in kilometers?

    asked by aira
  41. math

    when the temperature is 68 degrees F, the speed of sound in the air is approximately 343 meters per second. Approximately how many kilometers does sound travel in five seconds

    asked by I NEED HELP FAST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  42. English

    Danielle wasn't feeling __________, so she performed __________ on the test. A. good; poor B. well; poor C. well; poorly D. good; poorly C

    asked by Susan
  43. English

    Everybody __________ excited today because both a lawyer and a doctor __________ here. A. seem; are B. seems; is C. had seemed; was D. seems; are D

    asked by Susan
  44. Chemistry

    A student places a zinc electrode in a 0.80 M Zn2+(aq) solution which is connected by an electrolyte to a 1.30 M Ag+ (aq) solution containing a silver electrode. (Note that the solution concentrations are not standard). Determine the initial voltage of the

    asked by Tom
  45. science 7th grade

    Which of the following does not reduce water pollution? a) cleaning up oil and gasoline spills. b)reducing pollutants such as pesticides and fertilizers. c) increasing the use of gasoline. d) properly treating waste water

    asked by Haylee
  46. chem

    a hydrated iron chloride compound was found to contain 20.66% Fe, 39.35% Cl, and 39.99% water, determine the empirical formula of this hydrated compound

    asked by la fonda
  47. Trig help

    1. What is the period of the function? y = 4 cos pi x A. 1 B. 2 C. pi D. 2pi 2. Which represents the reference angle for 2pi/3? A. 2pi/3 B. pi/3 C. pi/4 D. pi/6

    asked by Kirky
  48. college chem

    125g MgSO4 • 7 H2O how many grams of anhydrous compound can be obtained

    asked by mario
  49. Chemistry

    if you dissolve 25.5 g of KBr in enough water to make 1.75 L of solution, what is the molarity of the solution

    asked by Lori
  50. English

    Identify the INCORRECT sentence. A. I can hardly see you. B. She did well on her report card. C. I can't hardly see you. D. The student answered me rather rudely. c

    asked by Susan
  51. English

    He is the __________ of the two brothers and the __________. A. younger; friendliest B. younger; friendlier C. youngest; friendlier D. youngest; friendliest C

    asked by Susan
  52. science

    Which of the following statements correctly states how human activity and biodiversity affect one another. A)as humans develop land for homes and industry, biodiversity increases. B)as humans restrict fishing and oil drilling, biodiversity decreases. C)as

    asked by Layla
  53. English

    Since Debbie's last test score was __________, she plans on studying __________ this time around. A. the miserablest; most diligently B. more miserable; most diligently C. miserably; diligent D. miserable; more diligently D

    asked by Susan
  54. English

    Some of the students from class __________ to the Writing Center for help with writing because they __________ often unclear on how to fix their errors. A. go; are B. goes; are C. go; is D. goes; is A

    asked by Susan
  55. English

    Read the definition. Need Help the result produced from an event Which term is defined? A.cause B.exposition C.effect D.elaboration

    asked by Carlos
  56. Differential Equations

    Consider the spring - mass system, shown in Figure 4.2.4. consisting of two unit masses suspended from springs with spring constants 3 and 2, respectively. Assume that there is no damping in the system. Show that the displacements u1, and u2 of the masses

    asked by Daoine
  57. Science

    Which of the following would have the greatest force? (1 point) 1. an object with low mass accelerating slowly 2. an object with low mass accelerating quickly 3. an object with high mass accelerating quickly 4. an object with high mass accelerating slowly

    asked by A,j
  58. Science

    According to Newton’s third law of motion, when a hammer strikes and exerts force on a nail to push it into a piece of wood, the nail (1 point) 1. creates a friction with the hammer. 2. exerts an equal force on the wood. 3. exerts an equal and opposite

    asked by A,j
  59. Math 6th Grade

    Compare using < , > , or =. –15 _____ –21 (1 point) 1. < 2. > 3. = (picked > )

    asked by A,j
  60. Programming Concepts

    Can someone please explain to me how I can get the solution for this question. Use the top-down modular approach and pseudocode to design a suitable program to help you solve this problem. Whenever appropriate,validate the input data. Find the sum of the

    asked by terri
  61. English

    Which of the following is an indefinite article? A. The B. An C. This D. Those B

    asked by Susan
  62. physics

    An airplane is 5,000 m above an observer and 2.1 km to the west of them and 1.5 km to the north of you. Determine the angle to the plane in the x – y axis and the total distance to the plane from you. Choose the x-axis east, y axis north, and z axis up.

    asked by tabby
  63. Physics please help?????

    Two small spaceships, each with mass m = 2000 kg, are in the circular Earth orbit of the figure, at an altitude h of 450 km. Igor, the commander of one of the ships, arrives at any fixed point in the orbit 90.0 s ahead of Picard, the commander of the other

    asked by Janis
  64. Algebra 2 help please

    Which represents the reference angle for 2pi/3? A. 2pi/3 B. pi/3 C. pi/4 D. pi/6

    asked by Kirston
  65. english

    if you read the giver can you please check my answers and see if they are correct? . What is the jonas apprehensive about at the beginning of the novel? A. a plane flying over the community B. a dream that he had recently C. the upcoming ceremony and his

    asked by help please
  66. Algebra

    Sean divides 8 cups of granola into 1/4 cup servings. How many servings of granola does he have ?

    asked by Jenny 2
  67. Physics -- HELP PLEASE

    . Water with a mass of 1000kg leaves a hose at 20oC and is converted by the heat from the fire into steam at 300oC. List the steps needed in order to determine the amount of heat that is added to the water. For each step show the formula that must be used

    asked by Anonymous
  68. Physics

    The space shuttle typically orbits 400 km above the earth's surface. The earth has a mass of 5.98 × 1024 kg and a radius of 6,380 km. A) How much would a 2000 kg part for the space station weigh when it has been lifted to that orbit in the shuttle's cargo

    asked by Space Shuttle-Q1
  69. Volume

    Water flows into the tank at 8 litres per minute. How long will it take to fill the tank. Volume of tank is 60 litres.

    asked by Urgent help needed
  70. Probability

    Uncle Henry has been having trouble keeping his weight constant. In fact, during each week, his weight changes from the beginning of the week to the end of the week by a random amount, uniformly distributed between -0.5 and 0.5 pounds. Assuming that his

    asked by qwerty
  71. english

    Jane Goodall is a primatologist. She studies the social and family lives of chimpanzees. Which of the following combines the sentences using an appositive? Being a primatologist, Jane Goodall studies the social and family lives of chimpanzees. Jane Goodall

    asked by Anonymous
  72. chemistry

    1. 35cm + 8.3m + 75.341 km + 80,000 mm = ____________ 2.(43.7m + 39.3cm) ÷ 25.332 m/s = _____________ * focus on significant figures

    asked by aira
  73. science

    1) why are images produced under the microscope reversed & inverted? 2) why does a specimen need to be centered in the field of view on low power before going to high power?

    asked by sunny
  74. Algebra 1 Answer Evaluation

    The height of a soccer ball kicked from the ground can be approximated by the function h = =16t^2 + 64t, where he is the height in feet and t is the time in seconds. Find the time it takes for the ball to return to the ground. A: It takes the ball 2

    asked by Victoria
  75. Algebra

    There are 15 people to choose from for a nine-person batting order in a baseball team. In how many ways can the people be arranged in the lineup? Is it 1,816,214,400? 2. A basketball team consists of 12 people. How many lineups of 5 people can be selected?

    asked by Anonymous
  76. geometry

    enny borrowed $500 for five years at 4 percent interest, compounded annually. What is the total amount she will have paid when she pays off the loan? total amount = P (1 + i)t

    asked by sanel
  77. physics

    an electron is accelerated from rest through a potential difference V. If the electron reaches a speed of 9.11*x10^6 m/s, what is the potential difference?

    asked by Rick
  78. math

    In a shipment of 50 calculators,4 are defective. Two calculators are randomly selected and tested. What is the probability that both are defective if the first one is not replaced after being tested?

    asked by Miki
  79. math

    A nationwide survey showed that 65% of all children in the U.S. dislike eating vegetables. If three children are chosen at random, what is the probability that all three dislike eating vegetables? Write as a percent to the nearest tenth.

    asked by Miki
  80. Simple Probability Question

    A small manufacturing company has rated 80% of its employees as satisfactory and 20% as unsatisfactory . Personnel records show that 75% of the satisfactory workers had previous work experience in the job they are now doing, while 30% of the unsatisfactory

    asked by Lina
  81. science

    can u suggest 5 advantages of diffusion and 7 disadvantages of diffusion

    asked by akshara
  82. Mathematics

    For the graphed function f(x) = (4)^(x - 1)+ 2, calculate the average rate of change from x = 2 to x = 4 -68 -30 68 30 Which logarithmic graph can be used to approximate the value of y in the equation 4y = 8?

    asked by Stokedtobehere
  83. Intro to comp.

    A business has just hired you as an IT consultant. They are interested in cloud computing to provide supplementary power during the Christmas Season when demand for online products skyrockets. Which type of cloud computing would be Ideal? A Network as a

    asked by KDIZZLE
  84. Algebra ll

    Help me please The table shows the distance and costs of flights for a given airline with the same starting destination and different ending destinations. Distance (miles) 1281 2796 790 150 3211 7810 812 210 7742 3578 1346 3214 Cost (dollars) 473 683 508

    asked by Me and I
  85. Probability

    A dedicated professor has been holding infinitely long office hours. Undergraduate students arrive according to a Poisson process at a rate of per hour, while graduate students arrive according to a second, independent Poisson process at a rate of per

    asked by qwerty
  86. Physics

    A box of mass 1.50 kg is given an initial velocity of 12.5 m/s up an inclined ramp that makes an angle of 25.0o with the ground, which is horizontal. The coefficient of kinetic friction between the box and the ramp is 0.240. How long does the box slide up

    asked by Tom
  87. Math

    If a an b are nonzero constant, simplify {√3 a sin (pi/b)}^2 + {√3 a cos (pi/b)}^2

    asked by Libby
  88. physics

    An aluminum can is filled to the brim with a liquid. The can and the liquid are heated so their temperatures change by the same amount. The can’s initial volume at 5 oC is 3.5×10−4​ m3. The coefficient of volume expansion for aluminum is

    asked by Guadalupe
  89. physics

    Oxygen diffuses from the surface of insects to the interior through tiny tubes called tracheae. An average trachea is about 2mm long and has cross-sectional area of 2×10−9m^2. Assuming the concentration of oxygen inside is half what it is outside in the

    asked by Anonymous
  90. statistics

    Five coins all balanced the same were tossed 150 times. Note that, while the coins are all balanced the same, they may or may not be fair coins. Since five coins were tossed, the possible number of heads for each toss could be zero through five. The

    asked by scott
  91. math

    A rectangle is plotted in the coordinate plane. The vertices (corners) of the rectangle are given as A(–2,3), B(4,3); C(–2, –2) and D(x,y). What is the ordered pair for point D?

    asked by Anonymous
  92. SS-my answers

    1. About how many African Americans served in the Union army? 2,000 10,000 200,000 *** 1 million 2. What did the Thirteenth Amendment do? gave equal voting rights to all abolished slavery *** ended the use of poll tax outlawed school segregation 3. African

    asked by Anonymous
  93. reading

    compare and contrast Romeo and Juliet Soliloquies in act 2. what differences are revealed about their understanding of romantic relationships Juliet is a little more cautious than Romeo. She laments the fact that Romeo is a Montague and wonders how she

    asked by yasminb
  94. geometry

    The james family just put in a pool. It is 5 feet deep and has an 8 foot radius. They only want to fill the pool 5/6 of the way. What will be the volume of the pool once filled? I'm so confused...please help.

    asked by brooke
  95. History -- PLEASE CHECK!

    In the 1980s an alterative music form began developing in Washington State. This music, called grunge, combined elements of punk and heavy metal. Like most new bands, grunge bands started playing in small crowds and slowly became popular. Which of the

    asked by Jasmine
  96. Astronomy

    Put the following in order from earliest to latest. In doing so, assume that the Nice model occurred as described and that the Grand Tack model also occurred as described. 1) The formation of Jupiter 2) The inward migration of Jupiter due to gas forces 3)

    asked by keitanako
  97. Geometry

    Let O and H be the circumcenter and orthocenter of triangle ABC, respectively. Let a, b, and c denote the side lengths, and let R denote the circumradius. Find OH^2 if R = 7 and a^2 + b^2 + c^2 = 29. I tried to draw a diagram but it didn't work out too

    asked by John
  98. chemistry

    I got the molecular formula is NaHCO3+H2SO4=Na2SO4+CO2+H2CO3 and i got the total ionic formula is NaOH+H2CO2(aq)= Na2CO3 + HOH but i am having trouble finding the net ionic formula can you please help me thank you

    asked by ashley
  99. Physics

    A box of mass 1.50 kg is given an initial velocity of 12.5 m/s up an inclined ramp that makes an angle of 25.0o with the ground, which is horizontal. The coefficient of kinetic friction between the box and the ramp is 0.240. How long does the box slide up

    asked by Tyler
  100. social studies 9

    Find out Joseph Brant's Mohawk name. How did he get the name "Joseph Brant"? Why do you think Joseph Brant was able to establish diplomatic links with the British to the extent that he did?

    asked by kim
  101. math

    Nathaniel want to buy a new bike. His payment options are: Option 1: Pay $2055.99 cash. He only has $400.00 saved up, so he can take out a loan for the rest from his bank at a rate of 7.25% per annum over 2 years. Option2: Take the store payment plan of 12

    asked by mario
  102. physics

    It the specific gravity of mercury is 13.6 and the atmospheric pressure is 70cm of mercury, what is the total pressure of the gas supply in cm of water if the height of water is increase by 3cm?

    asked by VICTOR
  103. math

    There are only Chinese and Malay pupils in a hall.The ratio of the number of boys to the number of girls is 2:3.The ratio of the number of Chinese boys to the number of Malay boys is 5:3.There are 178 more Chinese boys than Malay boys.How many girls are

    asked by Noraini
  104. Physical World Concepts

    A rope is attached to a block that has a weight of 120N. When the rope exerts an upward force of 250N on the block, what is the net force on the block?

    asked by Anomynous
  105. Can some guide me

    An artifact was found and tested for its carbon-14 content. If 71% of the original carbon-14 was still present, what is its probable age (to the nearest 100 years)? (Carbon-14 has a half-life of 5,730 years.)

    asked by Nellie
  106. physics

    two large horizontal metal plates are separated by 4mm. the lower plate is at a potential of -6V. what potential should be applied to the upper plate to create electric field strength of 4000V/m upwards between the plate

    asked by muhammed
  107. physics

    water in a dam is 15 m deep. a horizontal pipe of 4 cm diameter passes through the wall of the dam below the surface of water. a plug secures the pipe opening. the frictional force between the plug and pipe wall is about?

    asked by kashyap
  108. physics

    A square loop of wire of side 2.8 cm carries 3.0 A of current. A uniform magnetic field of magnitude 0.67 T makes an angle of 43° with the plane of the loop. (a) What is the magnitude of the torque on the loop? (b) What is the net magnetic force on the

    asked by caroline
  109. Chemistry

    1) Using a table of standard electrode potentials (such as the one in your textbook), calculate the standard cell potential for a cell made by placing a zinc electrode in a Zn2+(aq) solution which is connected by an electrolyte to a Ag+(aq) solution

    asked by CHEM HELP ASAP
  110. Chemistry

    1) Using a table of standard electrode potentials (such as the one in your textbook), calculate the standard cell potential for a cell made by placing a zinc electrode in a Zn2+(aq) solution which is connected by an electrolyte to a Ag+(aq) solution

    asked by CHEM HELP ASAP
  111. Probability

    Suppose that you move to a new house and you are 10% sure that your new house's phone number is 561290. To verify this, you use the house's phone to dial 561290, obtain a busy signal, and conclude that this is indeed your phone number. (Suppose that you

    asked by qwerty
  112. Math 2

    Two friend share1/2 of a pineapple equally. What fraction of a whole pineapple does each friend get? Please answer

    asked by Jenny 2
  113. science

    What volume of ethanol must be diluted with water to prepare 674 mL of 0.854 M solution? The density of ethanol is given as 0.789 g/mL. Answer in units of mL

    asked by Susan
  114. metric unit

    oatmeal 8oz how many servings in a 5lb bag

    asked by me
  115. physics

    a disk of mass M and radius R is attached to a spring of constant k .the disk rolls back and forth without slipping. the angular frequency of the motion of the disk is

    asked by kashyap
  116. psychology

    Much research is being conducted on repairing faulty sensory organs through devices such as personal guidance systems and eyeglasses, among others. Do you think that researchers should attempt to improve normal sensory capabilities beyond their

    asked by Rick
  117. biology

    A farmer sprays insecticide on his crops and notices that the insect pest problem disappears. A year later he tries the same insecticide only to find that he did not achieve the same result. The insect population shows resistance to the insecticide. This

    asked by Anonymous
  118. french

    Answer the question in a complete sentence: Est-ce que Les Miserables est une piece inconnue?

    asked by Jenna
  119. algebra

    what would the compound interest on 8000.00 invested for two years at 12% compounded semiannually be?

    asked by Anonymous
  120. chemisty

    how many joules of energy are needed to change 275 g of water from 15 degrees C to steam at 100 degrees C?

    asked by haley
  121. Math

    2. A rectangle whose perimeter is 80 m has an area of 384 m^2. Find the dimensions of the rectangle. Solve it as a polynomial.

    asked by Ara
  122. ALGEBRA HELP

    1. What is the period of the function? y=4 cos pi x A. 1 B. 2 C. pi D. 2pi

    asked by Kirky
  123. Chemistry

    Calculate the volume of NaOH 0.5 mol/L necessary to neutralize 300 mL of HCl 0.2 M. na= how do I calculate this? Ma= 0.2 M Va= 0.300 L nb= 0.5 mol Mb= 0.5 M Vb= ?

    asked by Alyssa
  124. chemistry

    45.3 m + 12.344 m + 1000m - 1.34 m = ________________________ is 1 056.304 m the answer?

    asked by aira
  125. Physics

    A roller-coaster car is moving at 20.0 m/s along a straight horizontal track. What is its speed after climbing a 15.0 m hill? Neglect the effects of friction.

    asked by Roller coaster Q-6
  126. Math 2

    Issac has a piece of rope that is 5 yards long. Into how many 1/2 yard pieces of rope can Issac cut the rope? Please help answer thx

    asked by Jenny 2
  127. metric unit

    a boulder is 48567 kg what is the mass of the boulder in metric tons

    asked by me
  128. Math 6th Grade

    Compare using < , > , or =. –15 _____ –21 (1 point) 1. < 2. > 3. = (picked > )

    asked by A,j
  129. History

    How did the shortage of good farmland contribute to the desire for Confederation?

    asked by Annadona
  130. Physics

    A 0.28 kg softball has a velocity of 16 m/s at an angle of 34° below the horizontal just before making contact with the bat. What is the magnitude of the change in momentum of the ball while it is in contact with the bat if the ball leaves the bat with a

    asked by John
  131. History,geography,life science,mathematic literacy etc

    What other careers are have to be done by a those subject for people who don't have information and thnk they just do them to finish school?.

    asked by SEKAJA
  132. Chemistry

    Using a table of standard electrode potentials (such as the one in your textbook), calculate the standard cell potential for a cell made by placing a zinc electrode in a Zn2+(aq) solution which is connected by an electrolyte to a Ag+(aq) solution

    asked by CHEM HELP ASAP
  133. Social Studies

    1. what time was the first target hit at Pearl Harbor? Answer: 7:53 a.m. 2. Who said, "A day which will live in infamy"? Answer: President Franklin D. Roosevelt 3. Which ships were placed within 12 miles from the island? Answer: Ward, Vega, and Antares 4.

    asked by CHECK ANSWERS PLEASE
  134. Social Studies

    1. List the ships that were present at the time of the attack. Answer: West Virginia, Maryland, Tennessee, California, Pennsylvania, Arizona, Nevada, and Oklahoma 2. What is the name of the ship where sailors can place their ashes? Answer: USS Arizona 3.

    asked by Anonymous
  135. Law

    1. What was the first crime-fighting group to tackle the issue of improper police conduct? A. The Knapp Commission B. The Warren Commission C. The Wickersham Commission D. The Powell Commission is it C 2. Which type of corruption is most common? A. Grass

    asked by Amy
  136. Math

    what is the measure of the angle of rotation with respect to two lines that intersect to form a 25° angle?

    asked by Kylee
  137. social studies 9

    why would Brant and the Mohawks, the Iroquois, and others, would choose an ally themselves with the British in the revolutionary war.

    asked by kim
  138. Ratio of two triangles

    What would the ratio be if the first triangle has sides of 4cm, 8cm, and 12cm and the second triangle had sides of 1cm, 2 cm, and 3 cm? Would the ratio be 4:1 or 1:1/4?

    asked by Richard
  139. Algebra

    Find the product (1 - 3x) (x^2 - 6x - 4)x^2 A. -3x^5 + 19x^4 + 6x^3 - 4x^2 B. -3x^5 - 19x^4 + 6x^3 - 4x^2 C. -3x^5 + 19x^4 - 6x^3 - 4x^2 D.-3x^5 - 19x^4 - 6x^3 - 4x^2

    asked by Anonymous
  140. math/probability

    a deck of cards contains 6 blue, 7 yellow cards, three red cards, and 5 green cards. what is the theoretical probability of drawing a blue card replacing it and drawing a yellow card?

    asked by sam
  141. french

    ce concert est tres ennuyeux

    asked by Jenna
  142. french

    Answer the question in a complete sentence: Est-ce que vas au theatre?

    asked by Jenna
  143. Geometry

    which of the following applies to the graph of y = -2x + 4? a. m = -4; y-intercept = 2 b. m = 2; y-intercept = -4 c. m = 4; y-intercept = -2 d. m = -2; y-intercept = 4 thank you!

    asked by sara
  144. customary unit

    the perimeter of jareds property is 56 yards. how many feet is that of fence

    asked by me
  145. Math

    Express sin(x+y+z) in terms of cosines and sines of x, y and z

    asked by Marina
  146. Chemistry

    What kind of compound is table salt and how does it dissolve in water? Would salt dissolve in vegetable oil? Why or Why not?

    asked by Natalie
  147. statistics

    A laptop computer manufacturer found that by improving their battery design, they could increase the time that the laptop computer could be used on a single charge. To verify this improvement, they compared a sample of 10 laptops installed with the

    asked by scott
  148. statistics

    An investment broker reports that the yearly returns on common stocks are approximately normally distributed with a mean return of 12.4 percent and a standard deviation of 20.6 percent. On the other hand, the firm reports that the yearly returns on

    asked by please help!
  149. Math

    mollly uses 192 beads to make a necklace and a bracelet. it takes 5 times as many beads to make a necklace than it does to make a bracelet. How many beads are used to make the necklace?

    asked by Mia
  150. Intermediate Algebra

    Please help with the below. I know the answer I need help figuring out how to get the answer I am obviously doing something wrong, because I come up with a different answer that what I am supposed to. Here it is: F(X)3Xsquared-5X+1 The correct answer is

    asked by BL
  151. Math

    Find the present value, using the present value formula and a calculator. (Round your answer to the nearest cent.) Achieve $225,500 at 8.65% compounded continuously for 8 years, 125 days.

    asked by Brook
  152. Social Studies

    How have humans impacted the physical environment in Early America?

    asked by Kylee
  153. Chemistry

    A student places a zinc electrode in a 0.80 M Zn2+(aq) solution which is connected by an electrolyte to a 1.30 M Ag+(aq) solution containing a silver electrode. (Note that the solution concentrations are not standard). Determine the initial voltage of the

    asked by CHEM HELP ASAP
  154. Math - Trigonometry

    A 2m long ladder leaning against a wall makes an angle of 38 degrees with the wall. how far is the base of the ladder from the wall?

    asked by Kiirsty
  155. Calculus

    How do you find the derivative of y=5sin(-x)

    asked by O
  156. Geometry

    The ratio of the volume of Cylinder A to the volume of Cylinder B is 1:5. Cylinder A is similar to Cylinder C with a scale factor of 1:2 and Cylinder B is similar to Cylinder D with a scale factor of 1:3. What is the ratio of the volume of Cylinder C to

    asked by Anonymous
  157. math

    The volume of the sphere is given find its radius V=1200 ft^3

    asked by jocey
  158. civic

    The Senate power of advice and consent does not apply to

    asked by tina
  159. Economics

    The south african government is not providing enough welfare or subsidies to the poor and underprivileged

    asked by Dieketseng
  160. Physics

    Water with a mass of 1000kg leaves a hose at 20oC and is converted by the heat from the fire into steam at 300oC. List the steps needed in order to determine the amount of heat that is added to the water. For each step show the formula that must be used

    asked by Roller coaster Q-7
  161. Physics

    Water with a mass of 1000kg leaves a hose at 20oC and is converted by the heat from the fire into steam at 300oC. List the steps needed in order to determine the amount of heat that is added to the water. For each step show the formula that must be used

    asked by Water Q-7
  162. history

    Which of the following languages did not appear on the rosetta stone Demotic, latin, greek, or egyptian heiroglyphics

    asked by Anonymous
  163. Chemistry

    A sample of 8 grams of NaOH is dissolved into 599 mL of aqueous 0.250 M NaOH (assume no volume change). This solution is then poured into 1.68 gallons of water. (You may assume that the two volumes can be added.) What is the concentration of NaOH in the

    asked by Susan
  164. Language arts

    I (advice,advise) you to plan your project before you start

    asked by Someone
  165. Precalculus

    Find the equation of the ellipse with the center at (2,-3), one focus at (3,-3), and one vertex at (5,-3). Also graph the equation.

    asked by Anonymous
  166. economics

    the south African government is not providing welfare or subsidies to the poor and underpriviledged.

    asked by risk
  167. Can someone show me the right direction

    Find the monthly payment for the loan. (Round your answer to the nearest cent.) Finance $850,000 for a warehouse with a 11.50% 30-year loan. $850,000x.1150 I don't know if I x or divide. the 30 year loan Thank you.

    asked by Mary Ann
  168. Law

    1. What does the expression, “Policing by the letter of the law” mean? A. Police officers strictly interpret and enforce the law according to the exact statements of the law. B. Police officers loosely interpret and enforce the law according to the

    asked by Amy
  169. Algebra

    who ever will help me I do not understand this problem? Solve each exponential. Give the exact value of x 6^x = 1/36 3^x = 8 I really do not understand at all I have not taken algebra since 8th grade and went back to school at 67, Thank you if you wish to

    asked by Mary Ann
  170. algebra

    evaluate an ordinary annuity for A=M [1 + r over n]^nt -1 ____________ rn For m,r,t $150;80%;40 year Assume monthly payments round to the nearest cents. Thank you for your help.

    asked by Mary Ann
  171. Chemistry

    How many mL of concentrated HCl would be required to make 200mL of a 4M solution? Specific gravity = 1.2, assay = 40%

    asked by Yue
  172. Math

    Whats my rule Input 140. Output. 22 Input 100. Output. 62 Input. 91. Output. 71 So if the input is 10 what is the output?

    asked by Gemma
  173. ap stats

    Based on historical data, an Oregon university enrolls 17% graduates and 83% undergraduates. Of graduates, 21% are expected to be non-residents and 79% are residents. Of undergraduates, 24% are non-residents and 76% are residents. During the 2008-2009

    asked by emma
  174. statistics

    A test designed to check for sickle-cell anemia has an 85% chance of detection in that, if a person has the disease, there is an 85% chance that the test will be positive. And, if the person does not have the disease, there is an 85% chance that the test

    asked by scott
  175. Chem 130

    How do I do this? Using the symbol of the previous noble gas to indicate the core electrons, write the electron configuration for each of the following elements. (a) zirconium, Z = 40 (b) vanadium, Z = 23

    asked by michelle
  176. Chem 130

    How does the energy of a principal energy level depend on the value of n? Does a higher value of n mean a higher or lower energy?

    asked by michelle
  177. moles

    how many grams of H2O are needed to react completely with 3.5 moles of ethylene?

    asked by Anonymous
  178. Calculus

    Let R be the region enclosed by the graphs y=e^x, y=x^3, and the y axis. A.) find R B.) find the volume of the solid with base on region R and cross section perpendicular to the x axis. The cross sections are triangles with height equal to 3 times the

    asked by Michelle
  179. Math

    An isosceles triangle has an area A, an apex angle 2 theta, and a height of h. Determine an expression for theta in terms of A and h.

    asked by Marina
  180. Algebra 1

    Solve 2x^2 + 7x = -8 using the Quadratic Formula. A: No solution?

    asked by Victoria
  181. math

    A number from 20 to 30 is drawn at random. Posibility of it not a 23

    asked by grace
  182. Physics

    A block is sitting on a rough ramp. It is found that a force of F = 200.0 N (directed up the ramp) is required to keep the box from sliding back down the ramp. The angle 𝜃 is 35.0o and the mass of the box is 150.0 kg. What is the coefficient of static

    asked by Tom
  183. HELP MATH 5th grade

    Sam has 3 pets. Monday she uses d cans of pet food. Tuesday she uses 6 cans Wednesday Thursday and Friday uses 4 cans each day How many cans does she use during thse 5 days? which number is not needed to solve problem? 4 3 5 6 - please explain

    asked by daniel
  184. math

    Sue has a balance of $35 in her checking account. She writes one check for $10, and three checks for $9 each. What is her balance now?

    asked by Anonymous
  185. Math Help

    The length of Joe's rectangular garden is 1 meter less than twice its width, and its area is 120m^2. Find the dimensions of the garden by setting up a quadratic equation and define its variables.

    asked by Hal
  186. math

    A 7%,6O day note was discounted at 15 days before the maturity date. If the discount rate was 5.5% and the proceeds received were $ 997,77,find a)the amount of discount that was charged b)face vaalue what is the formula

    asked by fizz
  187. English

    this is a paragraph for a paper can someone please check the grammar? Only a small portion of the population in the United States are attending schools, and that small portion are people who really want to stand out and have a life full of joys and

    asked by Margarita
  188. Trig

    If it helps the answer according to this ACT compass sample test questions print out is 6.93. How to solve it is the question ... C is a 90 degree angle. AB is 8 and the hypotenuse. AC is the base .... we don't know it's length. It's on page 14 if you

    asked by Joe
  189. math

    Orginal Budget Budgeted Volume Budgeted Quantity Budgeted Price 1,000 40.00 $40,000.00 F Flexible Budget Actual Value Budgeted Quantity Budgeted Price 1,200 41.67 $50,000.00 UF Orginal Budget/Flexible Budget Budgeted Volume Budgeted Quantity Budgeted Price

    asked by RDee-is this correct?
  190. Math

    One pipe fills a tank in 1 hour while another pipe can fill the same tank in 2 hours. How long will it take to fill the tank if both pipes are used.

    asked by Lucifer
  191. chemistry

    convert : 1. 25.25 cm to Tm: 2. 1 zm to Zm: 3. 25 m3 to cL: 4. 1.23 x 10^4 L to m3: 5. 1000 cm3 to L: 6. 8,000,000 km to nm:

    asked by aira
  192. Calc

    Let f(x) = x^2 -2x a) Estimate f'(3) using h = 0.03 b) Find the exact value for f'(3) c) Give the equation of the tangent line to f(x) at x=3 d) Use the tangent line to estimate f(2.98) e) Critical points

    asked by Maura
  193. Math

    174.69 rounded to 2 sig figs

    asked by Anonymous
  194. End of Year question

    If you could describe the end of the school year with just one word what would it be? I want other peoples opinion, as I already have mine.

    asked by Anonymous
  195. LA

    has anyone read the giver?

    asked by help please
  196. college chemistry

    if 75 g of ice at 0.0 degrees C were added to 1.5 L of water at 75 degrees C what would be the final temperature of the mixture

    asked by ashley
  197. Math help practice test

    Harvey has 3 pets. On Monday she uses d cans of pet food. On Tuesday she used 6 cans and wed thurs fri she uses 4 cans each day. How many cans does she use during these 3 days. Which number is not needed to solve this problem. 4 3 5 6 And why?

    asked by Daniel
  198. Math

    given 'ray'v=(1, 2) and 'ray'w=(-2, -3) find the coordinates of 'ray'v+'ray'w

    asked by Kylee
  199. chemistry

    if 21.54 grams of caco3 is added to an ecxess of HCl in the equation Cacl3+2Hcl produces Cacl3+co2+H20, what mass does co2 produce?

    asked by annie
  200. Chemistry

    What is the pressure, in torr, of a gas whose density is 8.0 g/L at a temperature of 25 C above standard temperature and whose molecular weight is 75 g/mol?

    asked by Anonymous
  201. Algebra II

    can you help answer this question please; four algebra formulas for Amadeus traveled 760 miles in twice the time it took his nemesis Salieri to travel 220 miles. if Amadeus"s rate exceeded Salieri's by 40 miles per hour, what were the rate and time for

    asked by Matt
  202. math

    5.If inequalities are multiplied by positive number, the order remains the same. If x>y and z>0, then xz>yz. However, if inequalities are multiplied by negative numbers the order is reversed. If x>y and z

    asked by Johnny
  203. Science

    explain air resistance in terms of colliding particles Please Help...nothing to complex please

    asked by Anonymous
  204. History

    which british north american colonies joined confederation

    asked by Annadona
  205. Algebra 1

    Factor the polynomial by grouping. 1. -20 + 5y^2 + 4z - y^2z

    asked by Victoria
  206. Social

    The Canadian government attempts to ensure that each federal constituency a. Represents a specific ethnic group b. Includes territory from two or more provinces c. Contains approximately the same number of voyers d. Groups together citizens with similar

    asked by Reya
  207. Math - Trigonometry

    From an aeroplane, at an altitude of 2.3km, the angle of depression of the airport is 32Degrees and the angle of depression of the town is 18degrees (both are in direct line ahead of the plane) How far is the town from the airport?

    asked by Kiirsty
  208. history

    augustus ruled from__ to___. Where did he rule

    asked by isaac
  209. programming

    3. Create the logic for a program that accepts input values for the projected cost of a vacation and the number of months until vacation. Pass both values to a method that displays the amount you must save per month to achieve your goal.

    asked by jeff
  210. math

    If unequal quantities are subtracted from equal quantities, the remainders are unequal in the opposite order. Since 25=25 and 5>3, then 20d, then x-a

    asked by Johnny
  211. Maths

    Hannah made 0.7 of her free throw in a basketball game.Abra made 9/10 of her free throw. Dena made 3/4 of her free throws. Who was the best shooter ? Explain I say Abra 9/10 am I correct

    asked by Pinks
  212. Algebra

    y-1/x+3=-3/4 solving for y. Please show steps so that I can get a better understanding of this.

    asked by tbell
  213. calculus please help!

    Find maxima and minima and points of inflection. f(x) = 2x^3 - 3x^2 -36x +100 on the interval [-6,4]

    asked by maura
  214. Algebra 1 Answer Evaluation

    Write the equation in point-slope form for the line with the given slope that contains the given point. 1. slope = 3; (5, 12) A: y = 3x - 3?

    asked by Victoria
  215. Algebra

    For a four-digit password made up of numbers in which the digits cannot be used more than once, how many passwords can be created? 5040?

    asked by Anonymous
  216. math

    what is the even numbers here 13, 12, 10, 19, 16? what is the odd numbers here 17 18 15 16 11?

    asked by kate
  217. Algebra 1

    Use the Zero Product Property to solve the equation. 1. (x + 2)(x -5) = 60

    asked by Victoria
  218. Algebra ck to see if I did it correclty please

    find the exact x log6^36 x= 2 log2^4 x= 2 log3^81 x= 4 Thank you for your help. I am trying.

    asked by Mary Ann
  219. Have I done this right

    write the equations in logarithmic form 216 = ^63 answer In(e^4.5) 49 = (1/7) ^-2 answer 2=log(3x)

    asked by Nellie
  220. math

    create a function that models In dollars the total payout T2 after a given month × the listedgraph month is X 6 months M2 IS 2¢ 6¢ 8¢ 10¢ 12¢ and T2 is 3¢ 7¢ 13¢ 21¢ 31¢ 43¢ (hint) t2 is just a double transformation of m2

    asked by jose
  221. History

    How was Great Britain new attitude a reason for Confederation?

    asked by Annadona
  222. science

    A sample of 8 grams of NaOH is dissolved into 599 mL of aqueous 0.250 M NaOH (assume no volume change). This solution is then poured into 1.68 gallons of water. (You may assume that the two volumes can be added.) What is the concentration of NaOH in the

    asked by Susan
  223. Math

    which of the following is the equation in slope intercept form of the line that passes through (0, 2) and has a slope of -3? A. y = -3x + 2 B. y = 2x - 3 C. y = 2/3x + 0 D. y = -3/2x + 0

    asked by Kylee
  224. Social Studies

    1. List the ships that were present at the time of the attack. Answer: West Virginia, Maryland, Tennessee, California, Pennsylvania, Arizona, Nevada, and Oklahoma 2. What is the name of the ship where sailors can place their ashes? Answer: USS Arizona 3.

    asked by Anonymous
  225. SIG FIGS

    174.69 rounded to 2 sig figs

    asked by Anonymous
  226. social studies 9

    Why do you think Brant and others of the Six Nations distrusted the Americans?

    asked by kim
  227. ap stats

    based on over 800 housing prices collected at random from the city of Los Angeles, an investigator constructed a histogram and found that the distribution of housing prices was heavily skewed to the right. Which of the following statistics will best

    asked by emma
  228. History

    explain why some british politicians thought it would be good for the Great Britain to keep the colonies

    asked by Annadona
  229. Math Solve for X?

    Solve for x. (5x^2 - 12x) / (x^2 + 5x - 24)

    asked by JJ
  230. social

    To maintain power, the authoritarian government most rely on the support of a. Labourers and farmers b. Military and police forces c.business people and educators d. Civil servants and religious leaders

    asked by Reya
  231. Math - Proportion

    The acoustic intensity, I, of a sound wave is proportional to the square of the pressure amplitude, P, and inversely proportional to the velocity, v, of the wave. a) what is the proportionality relationship? b) what happens to the intensity if both the

    asked by Kiirsty
  232. Algebra 1 Answer Evaluation

    Solve x^2 -6x - 13 = 0 by completing the square. Give exact solutions. A: x = ±√22 (or) x = ±4.69

    asked by Victoria
  233. Algebra 1

    Use the Zero Product Property to solve the equation. 1. (x + 2)(x -5) = 60

    asked by Victoria
  234. science

    show me step by step how to balance 2 H3(PO4)(aq) + 3 CaCl2(aq)

    asked by Kelly
  235. ap stats

    two different sections of electricians took their state license test. the first section consisted of 75 applicants having an average score of 262 and a sample standard deviation of 35. they were journeyman, experienced electricians who were renewing their

    asked by emma