# Questions Asked onMay 17, 2016

1. ## Language arts

Kid territory: why do we need zoos? why did rich sultans and emperors "collect" animals? They wanted to sell them to make money They wanted to prove their wealth and power They traded these animals for other goods and services They used their fur to make

2. ## dragon wings

read the passage from the text, taken chapter 10, when survivors of the san francisco earthquake gatherd in golden gate park. "at dinner, he even gave Miss Whitlaw-a woman, and a demoness to boot-the seat of honor in his favorite chair. It was an honor

3. ## Language arts

1. Read the sentence from "Zoos: Joys or Jails?" What clue word is used to show contrast between the two points of view? "Although the circumstances and reasons for animals being in zoos vary, its concept has faults many don't notice during their visit

4. ## Math

Anita can clean a typical pool in 8 hours. Chao can clean a typical pool in 6 hours. How long should it take Anita and Chao working together to clean a typical pool? I'd like to know how to work out this problem in order to find the answer.

5. ## English

Which of the following sentences from "Five Hours to Simla" best supports the story's theme about the clash between modernization and traditional life? A:"After the first cacophony of screeching brakes and grinding gears, there followed the comparatively

6. ## math

Is the relationship between the variables in the table direct variation, inverse variation, both, or neither? If it is a direct or inverse variation, write a function to follow it. X:2 5 20 40 Y:40 20 5 2 ANSWERS AVAILABLE TO CHOSE: A) NEITHER B) INVERSE

7. ## Spanish

Explain how to conjugate pedir and servir in the present tense I'm okay with spanish but when it comes to this sort of question in a quiz, I get stumped.

8. ## English

The phrase "radiant maiden" in the poem "The Raven" is an example of? A: Assonance B: Alliteration C: Onomatopoeia I chose A is this correct? Thank you In Edgar Allan Poe's poem "The Bells", how does the tone change from the begging to the end? A: From sad

9. ## Math

1. Use formulas to find the lateral area and surface area of the given prism. Round your nearest answer to the nearest whole number. use the large 19x6 m rectangles on the top and bottom as the bases. Left corner is 2m, bottom length is 19m, and right face

10. ## i need help with connections acadamy

i need help with lesson 19 sounds and ideas unite test. I know all of the answers down to number nine, I do not understand the rest please help gavin grade 7

11. ## math

Given that the sum of the first 20 terms of an arithmetic sequence is 1150 and the fifth term is twice the second term . find: 1.The first term and the common difference 2. find the general formula

12. ## Social Studies

Sputnik I or Explorer I (Week 28 Social Studies Weekly Crossword)

13. ## math

The pressure P, of a gas varies inversely with its volume, V. Pressure is measured in units of Pa. Suppose that a particular amount of a gas is initially at a pressure of 84 Pa at a volume of 36 L. If the volume is expanded to 216 L, what will the new

14. ## english

1. Which of the following is the correct definition of minerals. a. a naturally occurring, inorganic soild that has a crystal shape and a definite chemical composition. b. a naturally occurring , inorganic soild tha forms throught crystallization of melted

15. ## math

an agriculture field is rectangular, with dimensions 100m by 42m.a 20 m deep well of diameter 14 m is dug in a corner of the field and the earth taken out is spread evenly over the remaining part of the field.find the increase in the level of the field

16. ## English

English essay help; any ideas? "In the story "A Devoted Son" by Anita Desai, Rakesh, the son, touches his father Varma's feet. What is the significance of this, and how does it change as the story progresses? I need some help with this one, as when

17. ## Chemistry - Answer Check

The two common chlorides of Phosphorus, PCl3 and PCl5, both important in the production of other phosphorous compounds, coexist in equilibrium as shown in the balanced chemical reaction below: PCl3 (g) + Cl2 (g) PCl5 (g) At 250 C, an equilibrium mixture in

18. ## Health

A. Weaken if under stressful conditions for an extended period of time B. Physical ailment caused by stress C. Positive stress D. Releases by the liver to increase the body's energy E. Produce the hormones adrenaline and cortisol F. Emotional or physical

19. ## check english please.. romeo and juliet

Read this excerpt from the prologue to act II of Romeo and Juliet: CHORUS: Now old desire doth in his death-bed lie, And young affection gapes to be his heir; That fair for which love groan'd for and would die, With tender Juliet match'd, is now not fair.

Lacy has \$600 set aside to build a rectangular exercise kennel for her dogs. She will buy fencing material for \$15/ft. Because the side of an existing barn will be used for one of the sides of the kennel, only three sides need to be fenced. A.) Determine

21. ## Math

Does the equation represent a direct variation? If so, find the constant of variation. 5x = -3y A. yes; k = 5/3 B. yes; k = -5/3 C. yes; k = 3/5 D. no

22. ## CHEMISTRY 1B

A student finds that k = 0.0027 L/mol · s, and m and n are both 1. Calculate the expected rate if 6.0 mL of 0.10 M [S2O82− ] is mixed with 4.0 mL of 0.20 M [I − ]. Assume the final volume of the solution is 10.0 mL. I used the given molarities and

23. ## english grammar help please

I'm a bit confused as to what I would use for this sentence: The first in line at the theater were ____ Would it be "them" or "us"? Along with: Karina and ___ are working together to build the model. 1) her 2) me 3) she 4) us If you could explain to me

24. ## Language Arts

Write a brief essay discussing the use of imagery in both "Grandma Ling" and "your little voice." Examine the ways in which each poem uses images to convey the emotions or attitudes of its speaker. How do Examine how the poem uses images to convey emotions

25. ## chemistry

Three bottles of aqueous solutions are discovered in an abandoned lab. The solutions are green, yellow and purple. It is known that three complex ions of chromium (III) were commonly used in that lab: [Cr(H2O)6]3+, [Cr(NH3)6]3+, [Cr(H2O)4Cl2]+. What is the

26. ## Math Help Please I Don't Understand

A Ferris wheel has a diameter of 60 feet. When you start at the bottom of the Ferris wheel, you are 2 feet from the ground. The Ferris wheel completes one rotation in 2 minutes. Create a function that represents your height relative to the center of the

An object on Earth falls with an acceleration of a=9.81 m/s^2. A function exists between the height from which the object falls, the initial velocity of the object and the time the object spends in the air. h(t)= Vt + at^2 V=initial velocity. T= time. A=

28. ## math

Katrina lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Katrina’s home and the football field at the exact point where an altitude to the right triangle formed by her home,

29. ## algebra 2b

A simple random sample of 50 adults was surveyed, and it was found that the mean amount of time that they spend surfing the Internet per day is 54.2 minutes, with a standard deviation of 14.0 minutes. What is the 99% confidence interval (z-score = 2.58)

30. ## life orientation

Critically discuss six ways that the human rights violation influences individuals groups and broader south African community

31. ## Math/algebra

What is the 20th term of the sequence that begins with −2, 4, -8, 16 ANSWER CHOICES: A)2,097,152 B)524,288 C)-524,288 D)1,048,576 Answer Th

32. ## Spanish B

What is one of the main factors attributed to Panama's booming economy? A)The control of Los Estados Unidos over the Panama Canal. B)Panama's sole control over the Panama Canal. C)France's abandonment of the Panama Canal project. D)Joint control of the

33. ## Chemistry

The solubility product constant of Calcium hydroxide is 6.5 * 10^-6 . If 0.10 mo of sodium hydroxide is added to 1 L of 0.0001 M Ca(OH)2, what is the final concentration of the calcium ion? SHOW your work. Again, I have no idea where to start

34. ## Math/algebra

81,85,82, 93,85,84,95,87,88,91 Find the standard deviation.

35. ## Chemistry

A 45.0 g piece of copper wire is heated. And the temperature of the wire changes from 21.0 degrees C to 88.0 degrees C. The amount of heat absorbed is 280.6 cal. Find the specific heat of Copper. SHOW your work. Please help! I have no Idea where to start

36. ## Chemistry

A 0.5438 g sample of a compound contains only C H and O was burned completely in oxygen.the products were 1.0390 g CO2 and 0.6369g H2O. Determine the empirical formula of thr compound

37. ## Grade 12 Calculus and Vectors

A homeowner wants to enclose a rectangular garden with fencing The garden will be adjacent to his neighbours lot. There will be fencing on all four sides. His neighbour will be paying for half of the shared fence. What should the dimensions of the garden

38. ## word problem math

Keith has p pennies, n nickels, and d dimes in his pocket. The total number of coins is 9. The expression 0.01p+0.05n+0.10d0.01p+0.05n+0.10d represents the value of the coins, which is equal to \$0.53. He has two fewer nickels than dimes. How many pennies

39. ## algebra 2

A person playing a game of chance has a 0.25 probability of winning. If the person plays the game 20 times and wins half of that number of times, what is the difference between the theoretical probability and the experimental probability of that person

The safe stopping distance, d, in metres, of a Harold Dobson motorcycle on wet pavement is given by the function d(s)= 0.02(3s^2 + 20s), where s is the speed of the motorcycle in metres per second. Find the speed at which the safe stopping distance is 50

41. ## Geometry

Which two numbers should be placed in the blanks below so that the difference between consecutive numbers is the same? 19,_,_55

42. ## pysics

550 g of water (cw = 4186 J/kg.K) at 75°C is poured into an 855 g aluminum (cw =900 J/kg.K) container with an initial temperature of 11°C. What is the final temperature of the system, assuming no heat is exchanged with the surroundings? Select one: a. 75

43. ## math

What is the 20th term of the sequence that begins with −2, 4, -8, 16 ANSWER CHOICES: A)2,097,152 B)524,288 C)-524,288 D)1,048,576

44. ## science

which of the following illustrates conduction as a mode of heat transfer 1 point a microwave oven produces electromagnetic waves that transfer to the food in the form of head ** leaving a metal spoon in a bowl of hot soup will make the spoon at a well

45. ## math

a plumber charges \$25 for service call plus \$50 per hour what is the cost 8 hours? What is 10 hours?

46. ## MATH

Two rectangles have the same width. One is 12 units long and the other is 8 units long. The area of the first rectangle is 320 square units more than the area of the second rectangle. Find the width of each rectangle.

47. ## physics

A charge of -5.02 μC is traveling at a speed of 8.86 × 106 m/s in a region of space where there is a magnetic field. The angle between the velocity of the charge and the field is 54.6o. A force of magnitude7.85 × 10-3 N acts on the charge. What is the

48. ## Math

find the degree of -5w^3-4w^2+7w+16

49. ## science help pls pls pls

Generally speaking, how does the complexity of Colorado's geology compare with the complexity of Florida's geology? Colorado's geology is more complex than Florida's geology. Florida's geology is more complex than Colorado's geology. The geology in Florida

50. ## physics

Find the number of moles in 2.00 L of gas at 35.0°C and under 7.41×107 N/m2 of pressure. Select one: a. 0.051 moles b. 51 ×105 moles c. 58 moles d. 5.8 moles

51. ## Physics

A charge of -5.02 μC is traveling at a speed of 8.86 × 106 m/s in a region of space where there is a magnetic field. The angle between the velocity of the charge and the field is 54.6o. A force of magnitude7.85 × 10-3 N acts on the charge. What is the

52. ## maths

The population of the world in 1987 was 5 billion and the annual growth rate was estimated at 2 percent per year. Assuming that the world population follows an exponential growth model, find the projected world population in 1991.

53. ## Chemistry - Answer Check

Gaseous hydrogen and iodine are placed in a closed container at 425 degrees Celsius. The reactants react to produce the gaseous compound hydrogen iodide, which partially decomposes back into hydrogen and iodine gas as shown below. H2 (g) + I2 (g) 2HI (g)

54. ## UOG. Cemistry

Supposing we allow 272g of phosphorus to react with excess oxygen which forms tetraphosphorus decoxide P4O10 in 89.5% yield. In the second step reaction, a 96.8% yield of H3PO4 is obtain by reacting P4O10 with 6H2O. Work out the mass of H3PO4 obtained?

55. ## Maths

tap A takes 60 minutes to fill a bucket tap B takes 30 minutes and tap C take 15 minutes. how much time it will take to fill a bucket if opened all 3 at once

56. ## History

Which pair of ancient civilizations were ruled by dynasties? a. China and Egypt b. China and the Indus Valley c. the Indus River Valley and Mesopotamia d. Egypt and Mesopotamia I'm pretty sure its a.

57. ## Algebra

7x + 5 = y 3.5x + 20 = y Solve the system of equations. What method did you use to solve the system and why? Show your work. Can someone please explain to me the process of solving the system? That would be nice. Thanks! (=

58. ## Physics

During each heart beat, approximately 70cubic cm of blood is from the heart at an average pressure of 105mmHg. Calculate the power output of the heart, in watts, assuming 70 beats per minute.

59. ## English year 10

1. Compare and contrast the role of nature and the natural world in two poems from this unit: Walt Whitman’s “Come Up from the Fields Father” and Sara Teasdale’s “There Will Come Soft Rains.” Be sure to use specific examples from both poems to

60. ## Math

Does the equation represent a direct variation? If so, find the constant of variation. 2x - 4y = 0 A. yes; k = -4 B. no C. yes; k = 1/2 D. yes; k = -1/2

61. ## science

an electric heater draws a current of 10A when connected to a 200 V supply. what current will the heater draw when it is connected to a 220 V supply.

62. ## Social Studies

Geographically, people in western Russia have tended to identify with Europe more than Asia because A) the soil is so similar. B) their languages are quite similar. C) the Mediterranean Sea connects them. D) the Ural Mountains seal them off from the rest

63. ## physics

A ladder rests against a smooth wall (by smooth wall, we mean that the wall exerts in the ladder only a force that is perpendicular to the wall. There is no friction force). The ladder weighs 200N and its center of gravity is 0.4L from the base, where L is

64. ## Life sciences

State the aim of the investigation

How did the fraud and corruption affected the offender' career?

66. ## ms sue?

Suppose that in a population of shoppers, the proportion of people who had visited supermarket A last month is 0.22. Also that in the same population, the proportion of people who had visited supermarket B last month is 0.46. The proportion of shoppers who

Which of the following sentences uses the word "diction" correctly? A broad vocabulary will allow you to use good diction. Diction comes from rhyming words in poetic literature. He never used any diction in his many lengthy novels. Let's go diction before

68. ## Math

The scatter plot shows the number of mistakes a piano student makes during a recital versus the amount of time the student practiced for the recital. How many mistakes do you expect the student to make at the recital after 6 hours of practicing?

69. ## physics

Two blocks are connected with a light string that is hung over a pulley, as shown in the diagram to the right. One block has twice the mass of the other, and the pulley has the same mass as the heavier block. The pulley consists of a solid, uniform

70. ## Accounting

The accounts payable account is a/an _______, and it has a normal ________ balance. A. revenue; debit B. expense; credit C. liability; debit D. liability; credit I think the answer is D.

71. ## History

What did the ancient Indus Valley, Huang, and Nile civilizations have in common? a. they built pyramids to reach the gods b. they elected leaders using potsherds c. they developed and used gunpowder d. they began in fertile river valleys

72. ## science

Suppose you need 2.0 L of 6.0 M sulphuric acid, and you have a bottle of concentrated acid of 18.0 M sulphuric acid. a). How much of this would be needed to a 2 L, 6.0 sulphuric acid solution? a). Describe how you would prepare this solution.

73. ## math

(1 point) Calculate the mean and median of the following grades on a math test: 97, 88, 89, 86, 83, 80, 78, 74, 64, 62, 49 Mean = Median = Is this data set skewed to the right, symmetric, or skewed to the left? (Enter "SKEWED RIGHT", "SYMMETRIC", or

74. ## math

The area of a triangle varies jointly with the height of the triangle and the length of its base. The area of one triangle is 200 square centimeters when its height is 25 centimeters and its base length is 16 centimeters. What is the area of a triangle

75. ## science

Phosphoric acid is very important compound used to make fertilizers.PPhosphoric acid can be prepared in two ways: Reaction 1: P4 + 5O2 = P4O10. Reaction 2: P4O10 + 6H29 = 4H3PO4. Supposing we allow 272 g of phosphorus to react with excess oxygen which

76. ## MATH

0.016*0.084/0.48

77. ## Biology

Reasons on why a person that has been sunbathing all day eats a salt tablet

78. ## English

The customer paid by _______ for his new ______ suit..

79. ## chemistry

In a constant-pressure calorimeter, 60.0 mL of 0.930 M H2SO4 was added to 60.0 mL of 0.320 M NaOH. The reaction caused the temperature of the solution to rise from 22.68 °C to 24.86 °C. If the solution has the same density and specific heat as water

80. ## Geometry

The Area Of The Rectangle Is 392 Inches Squared. What Is The Radius Of The Semicircle?

81. ## algebra

graph and show solution for y = Ix+2I and translated y =- IxI

82. ## Math

An auditorium has 400 seats. Each row in the auditorium has 16 seats. In which equation does r represent the number of rows of seats in the auditorium?

83. ## English

1. Can you give me a ride if you are driving? 2. Can you give me a ride if you drive? 3. He will be driving, so ask him to give you a ride. 4. He will drive, so ask him to give you a ride. -------------- Are they all the same in meaning? Which expressions

84. ## Social studies

What are 3 advantages of visiting the city state of Sparta What are 2 travel alerts in Sparta (in ancient times)

85. ## Englsih

Posted by rfvv on Tuesday, May 17, 2016 at 2:12am. 1. Can you give me a ride if you are driving? 2. Can you give me a ride if you drive? 3. He will be driving, so ask him to give you a ride. 4. He will drive, so ask him to give you a ride. --------------

86. ## Pre-Calculus

A population of 20 rabbits is introduced to a small island. The population increase at a rate of 60% per year. (A) Find a function of F(t) that represents the number of rabbits on the island after t years. (B) Suppose 100 rabbits were introduced to the

87. ## chemistry

What is the ∆G for the following reaction under standard conditions (T = 298 K) for the formation of NH4NO3(s)? 2NH3(g) + 2O2(g) NH4NO3(s) + H2O(l) Given: NH4NO3(s): ∆Hf = -365.56 kJ ∆Sf = 151.08 J/K. NH3(g): ∆Hf = -46.11 kJ ∆Sf = 192.45 J/K.

88. ## math

Jill's age 5 years ago was 4 less than 3 times barry's current age. if the product of their ages now is 200, what is each of their current ages?

89. ## algebra 1

1. MULTI-STEP PROBLEM There are 5743 known amphibian species in the world. Of these, 1856 species are judged to be at risk of extinction, and another 113 species may already be extinct. a. Find the probability that an amphibian species chosen at random is

90. ## Math

A banner is shaped like a parrelelogram. The banner has a base length of 3.25 meters and an area of 4.55 square meters. Explain how to find the height of the banner

91. ## physics

Two bar magnets (1) and(2) orthogonal to each other create at point M (intersection of their supports) the respective magnetic field vectors B1 and B2 of intensity: B1=o.oo3T and B2=0.004T a)Determine the names of the poles of the magnets. b)Construct the

92. ## ECED

How many digital cameras would be needed in the early childhood classroom for children's use in art projects? A. 1 B. 3 C. 5 D. 10

93. ## PHY101

A 1200kg travelling east collides with another 1000kg car travelling north. If they are both travelling at 90km/h and the collision is completely inelastic, find the velocity of the systemafter collision.

94. ## Physics

An air plane has a mass of (1.7x10 to power 6) kg, and the air flow past the lower surface of the wings at 95m/s. If the both wings have a surface area of 1200cubic metre, how fast must the air flow over the upper surface of the wings if the plane is to

95. ## English

1. Give me a minute. I'll be ready soon. 2. Give me a moment. I'll be ready soon. 3. Give me a second. I'll be ready soon. 4. Wait a minute. I'll be ready soon. 5. Wait a moment. I'll be ready soon. 6. Wait a secone. I'll be ready soon. 7. Just a minute.

96. ## Algebra II

A triangle has vertices (-2,-3), (3,5), and (8,-1) Write a matrix expression to represent rotating the triangle 90° clockwise. Evaluate the matrix expression and list the coordinates of the vertices of the transformed figure. Please help me! I was absent

97. ## math

Now suppose Streak-Shooting Shelly has moved to mars. Shelly is still adjusting to Mars. Her overall performance is down, but she still shoots better when she has just made a shot. Suppose Shelly has a 60% probability of making the first shot. If she gets

98. ## calculus

At an Oregon fiber-manufacturing facility, an analyst estimates that the weekly number of pounds of acetate fibers that can be produced is given by the function : 2 2 3 ( , ) 1250ln( ) 45( )( 2 ) z f x y yx y x x y xy       where the

99. ## Algebra

Is this sequence 10, 15, 20, 25, 30 an arithmetic or geometric sequence? Then find the explicit formula and recursive formula for the given sequence.

100. ## math

The volume of a pyramid varies jointly with the base area of the pyramid and its height. The volume of one pyramid is 24 cubic inches when its base area is 24 square inches and its height is 3 inches. What is the volume of a pyramid with a base area of 15

101. ## math

The Singapore Assault Rifle 21 (SAR 21) developed locally will be standard issue for Singapore soldiers in the 21st century, replacing the M-16. The SAR 21 boasts many advanced features, one of which is a laser aiming device. The overall length of the SAR

102. ## Math

- Anurag is buying a house for \$100,000 and needs a mortgage loan. Bank A wants him to repay the loan in 240 months with monthly payment of \$600.72. Bank B wants him to repay the loan in 360 months with a monthly payment of 389.94. Which bank should he

103. ## chemistry

You have 43.4 g of O2 gas in a container with twice the volume as one with CO2 gas. The pressure and temperature of both containers are the same. Calculate the mass of carbon dioxide gas you have in the container. 0.678 g 2.71 g 29.8 g 59.7 g none of these

104. ## math

The first digit of a 3-digit telephone area code is 6 or 7. The second digit is 9. How many codes are possible?

You are selling rings for \$7 dollars each. You have been contacted by a customer in Alaska who wants to purchase several of these rings and wants you to ship them to her. It’s only going to cost you \$5 to ship these items to Alaska. Suppose another

106. ## physics

A display sign is supported by a guy making an angle of 37o with the horizontal and by a bracket at the upper end near the vertical wall. The sign weighs 150N. Find A. The tension in wire B. The force exerted by the bracket on the sign.

107. ## Chemistry

A solution contains H2O2 in water. Complete decomposition of the H2O2 in 170 g of this solution yields 5.6 L of O2(g), measured at 0 oC and 101.325 kPa. What is the percentage by mass of H2O2 in this solution? Choose the closest answer. A 10% B 20% C 5.0%

108. ## math

Charlie has scored 76 , 87 , 69 , and 74 on his previous four tests. What score does he need on his next test so that his average (mean) is 77 ?

109. ## SS

Which issue has most contributed to conflicts in Bosnia since the 1990s? A. The end of communism B. Ethnic differences C. Economic hardship D. Free market competition

110. ## social studies

what are three advantages of visiting the city-state of sparta (cultural activities, recreation, athletics, sports, architecture, and famous sites) What are 2 travel alerts that warn tourist some the dangers they might encounter while staying in sparta PS:

111. ## Math

What is the primeter of the rectangle 1/2 + 1/2 + 1/3 + 1/3

112. ## Life orientation

Critically evaluate how south african media print and eletronic report on xenophobia

113. ## math

Farmer Brown planted corn and wheat on his 450 acres of land. The cost of planting and harvesting corn is \$280.00 per acre. The cost of planting and harvesting wheat is \$125.00 per acre. If Farmer Brown's total cost was \$102,750, how many acres of corn did

114. ## Algebra 1

I need help with this inequality, I'm not sure how to solve for 's'. 1 ⅓s - 3 < s + ⅔ - ⅓s

Unethical advertising is one of the challenges of ethical and professional behaviour in the business environment.identify three other issues that affect the ethical and professional behaviour of the business.

116. ## math

A rectangular parking lot has an area of 2/3 of a square kilometer. the width is 1/2 of a kilometer. What is the length, in kilometers, of the parking lot?

117. ## Chemistry

Find the number of mL of 4M HNO3 solution required to react with 216g of Ag according to the equation 3Ag+4HNO3->3AgNO3+2H2O

118. ## Math

In order to estimate the mean amount of time computer users spend on the internet each month, how many computer users must be surveyed in order to be 95​% confident that your sample mean is within 11 minutes of the population​ mean? Assume that the

119. ## Math

A triangular sail has a base of 3 feet and a height of 5 1/2 feet. What is the area of the sail?

120. ## language

identify past participle what is the past participle of sentence in Christmas Carol. Is it softened and what sentence 1 2 3 or 4

121. ## chemistry

If 45L of methane undergoes complete combustion at 1.1atm and 95 ° F how many grams of each product are formed?

122. ## calc

given that ln2=0.7 and ln5=1.6, find: 1) ln(1/25) 2) e^3ln2 - ln5

123. ## Chemistry

Sulfur trioxide can be produced by the reaction in the gaseous phase, sulphur dioxide with molecular oxygen in the presence of a catalyst. If 128 g branches of SO2 were placed in the presence of 16 grams of O2, that amount of SO3 will be theoretically

124. ## physics

a stone is thrown vertically upward from tower takes 5 sec to reach ground the height of tower is

125. ## Chemistry

What causes a reaction to be spontaneous? Answer by answering each part a) (1 point) What is definition of spontaneous reaction?b) (1 point) What is Gibbs free energy?c) (1 point) How is Gibbs free energy related to a spontaneous reaction?d) (1 point) What

126. ## biology

Cross two plants that are both heterozygous for pod color. What fraction of the offspring will be dominant?

127. ## English

1. Do you mind moving your foot? 2. Point your right foot downward. 3. I'm sorry (that) I stepped on your foot. 4. I'm sorry to have stepped on your foot. 5. I'm sorry to step on your foot. 6. I'm sorry that I step on your foot. ---------------- Are they

128. ## math

the table below shows the number of excellent service award (exsa) given to individuals and companies from 1996 to 1999 Year. Individual award. Company 1996. 935. 32 1997. 1764 40 1998. 1985. 52 1999. 2492. 63 A. Calculate the percentage increase in the

129. ## Math

Find the x- and y-intercept of the line. -4x +2y = 24 A. x -intercept is -6; y-intercept is 12 B. x -intercept is 12; y-intercept is -6 C. x -intercept is -4; y-intercept is 2 D. x -intercept is 2; y-intercept is -4

130. ## career

Matching these ones I really don't have a clue so if you could help here it would be nice but if not I understand Match the following terms with their definitions. A. using the connections among people to help one another reach important goals B. personal

131. ## math

Now suppose Streak-Shooting Shelly has moved to mars. Shelly is still adjusting to Mars. Her overall performance is down, but she still shoots better when she has just made a shot. Suppose Shelly has a 60% probability of making the first shot. If she gets

132. ## Algebra

Please help with the following problem: Suppose that x and y vary directly, and x=4 when y=10. Write the function that models the direct variation.

133. ## English

1. The sun is rising in the east. 1-1. The sun is coming up in the east. 2. The sun is setting in the west. 2-2. the sun is going down in the west. 3. Don't look at the sun with your eyes for a long time. You will become blind. 4. Don't look at the sun

134. ## physics

A. State Ohm’s law B.Describe the process of electrolysis C. What is the relationship between resistance and resistivity D. What is the current through 8Ω device operating with 120V The potential difference required to pass 3A through 42Ω. E.

135. ## Math

Consider the following series: 1,2,3,4,5,10,20,40....which starts as an arithmetic series? ...but after the first five terms becomes a geometric series. Prove that any positive integer can be written as a sum of distinct numbers from the series. I know how

136. ## Civics (Reed)(Check)

1. What information is being presented? What facts are presented? For trial by jury: A: You cannot set up or establish your own court system. This amendment should be more known by citizens or the people. For excessive bail and fines: A: If you are accused

137. ## calculus

At an Oregon fiber-manufacturing facility, an analyst estimates that the weekly number of pounds of acetate fibers that can be produced is given by the function : z=f(x,y)=1250ln(yx^2)+45(y^2+x)(x^3 -2y)-(xy)^1/2 where z= the weekly # of pounds of acetate

138. ## MATH

sorry I posted this question before. I have been ill.I still need help. word problem Upright posts are to be placed at 9 inch intervals on 3 sides of a deck which measures a total of 36 feet. How many upright post will will be needed? 36/3=12, if i divide

139. ## Calculus

The sum of two positive numbers is 10. Find the numbers if their product is to be a maximum

140. ## PHY101

A body weighing 3500N is pushed up a rough inclined plane by a force of 5000N. The angle of inclination is 30deg. and the force is applied horizontally. If the coefficient of kinetic friction is 0.5, calculate the acceleration of the body.

141. ## Math

Andreas garden is shaped like a parrelelogram with a base length of 6.5 meters and a height of 4.8 meters. She wants to increase the area by doubling the base length and increasing the height by 1.5 meters. By how much will the changes increase the area of

142. ## Pre calc

estimate, correct to three decimal places all the zeros of the polynomial p(X) = x^4 - 4x^3 +5x -1

143. ## Language Arts

What another word for primly A)Excitedly B)Properly C)Tolerantly D)Willingly

144. ## chemistry

If you have an unknown gas at some pressure and volume is 15mL, and compress it to double that pressure isothermally, what was the original pressure and the new pressure?

145. ## Physics

A ray of light is incident on a material with reflective indeed n=1.46. if the material has thickness w=2.6mm; how many times does the light take to pass through the material?

146. ## physics

Four items, all with equal masses, are used to construct the device depicted to the right. Two of the items are uniform solid disks, the smaller of which has half the radius of the other. The disks are glued together so that they share a common axle. The

147. ## chemistry

Will 2 moles of CO2 or 12 moles of CO have higher volume at STP? CO2 CO Neither

148. ## life orientatio

The physical, social and economic consequences of president Jacob Zuma's corruption and fraud

149. ## Chemistry

Determine how many grams of Al must react with 2.5 M NaOH in order to produce 40 mL of hydrogen gas at 22°C and 1.02 bar

150. ## phsics multiple choice

1)A coil of length 1cm has N turns and carries an electric current I. It creates at a point M a magnetic field of intensity B. -If a current 3I is sent in the coil the field strength at M becomes: a. 3B b. B/3 c. B -If the number of turns per unit length

151. ## Calculus

I need help I have to submit work at 12 est time

152. ## computer Science

Automata theory and regular expessions prove that (A ∪ B)* = A*(BA*)*.

153. ## biology

Cross a constricted plant with a heterozygous plant. What fraction of the offspring will be homozygous?

154. ## Science

Need help filling in the blanks for the following: Topic: Germination The embryo of the seed is made up of the root and the f____ l_____. The first leaf will grow to become the s_____ of the plant. Is there anything wrong with the above statements? Someone

155. ## Math help

prove that (A ∪ B)* = A*(BA*)*

156. ## math

in a certain town 40% of men are smokers. It is known that 6% of men in this town have lung disease. Of those men having lung disease 85% are smokers. A man is selected at random from this town. Consider the events: D and S. 1)Calculate the probability of

In a study about children’s pocket money, two samples of schoolchildren were asked how much money they received each week. In one sample, of size 25, the mean is £6.00. In the other sample, of size 43, the mean is £9.21. Calculate the mean based on the

158. ## Civics (Reed)(Check)

This post is about accused persons in criminal cases and speedy and fair trial. 1. What information is being presented? What facts are presented? A: For accused persons in criminal cases: A: You are protected against the abuse of the govt. in criminal

159. ## science

A ladder 5 m long is leaning against a wall. The bottom of the ladder is pulled along the ground at rate 2 cm/s . How fast is its height on wall decreasing when foot of ladder I'd 4 m

160. ## English

I have a 60 in English and I need to take 2 tests. (they count as 45% of our grade) I really want to get at least an 82, does anybody know what grades I have to make in order to bring it up? I would really appreciate for a fast reply. Thanks!

161. ## calculus

A balloon is now stuck at a tree 280meters away from the ground. The balloon is observed by the crew of boat as they look upward at an angle of 25 degrees. Twenty-five seconds later, the crew has to look at an angle of 65 degrees to see the balloon. How

162. ## calculus

At an Oregon fiber-manufacturing facility, an analyst estimates that the weekly number of pounds of acetate fibers that can be produced is given by the function : z=f(x,y)=1250ln(yx^2)+45(y^2+x)(x^3 -2y)-(xy)^1/2 where z= the weekly # of pounds of acetate

163. ## math

if the perimeter of a rectangle is 50m what is the largest area possible

164. ## Chemistry

Cu solid + MnO4 aqueous --- Mn solid + Cu^2+ aqueous with the smallest whole number coefficients, the coefficient for Mn will be what?

165. ## Pre calc

A) Determine the location of the turning pints for the cubic y= x^3 - 3x^2 +2x+10

166. ## Science HELP

What types of changes does a hurricane cause along the Texas coast? (Weathering, erosion, or deposition)

167. ## Calculus question ?

Are there any horizontal asymptote on a ln natural log function

168. ## History

The percentage of African Americans unemployed during the Depression was twice the rest of the population. never accurately counted. less than the general population. five times the rest of the population.

169. ## Math

Estimate, correct to three decimal places, all the zeros of the polynomial P(x)=x^4-4x^3+5x-1

170. ## L.O

What mean by the word fraud?

171. ## Math

The scale has 4 bananas on it. Each banana weighs the same amount. If Molly wants to buy a total of 5 pounds of bananas, how many more bananas does she need to add to the scale? Each banana weighs 2 pounds

172. ## Math

Tickst number 1-15are placed in a hat ,2 Tickets Are drawn at random without replacement find the probability that both Numbers Are Greater then 9 B.) the First Number is Prime and the Second number is Composite?

173. ## Percent of loss

Find the loss if necessary round to the nearest cent. Cost \$ 523.20 percent of loss 19.2%

174. ## Uwais

List two advantage of shifting cultivation

175. ## Science

Suppose the velocity of a car is 10 m/s at t = 0 s, and is 20 m/s at t = 30 s. Which of the following must be true? The car had a positive instantaneous velocity in the interval. The car had a positive instantaneous acceleration at each moment in the

176. ## History

In which state was brown v. board of education brought? a.) Kansas b.) Georgia c.) Kentucky d.) Mississippi

Why are my questions always skipped?

178. ## math

if the perimeter of a rectangle is 50m what is the largest area possible

179. ## Physics

1) The electric potential at any point x, y, z in metres is given by V = 3x2. The electric field at a point (2 m, 0, 1 m) is

180. ## Social Studies

What was William Henry Harrison dream for America? How did he feel about African Americans? Tell me as much as possible.

181. ## integral calculus

Find the area between the curves y=5x and 2y=5x^2

182. ## Math (pre-celc 12)

Solve this algebraically for the exact values (Meaning find the x-intercepts): (1/x)=x/(3x+18) I'm not sure what to write as the common denominator. I thought it was: 4x+18 because (3x+x+18)=(4x+18), but I'm not sure what to do from there. Thanks!

183. ## Math

The ratio of the length of a rectangle to the width of a rectangle is 5:2 if the link is 45 centimeters what is the width of the rectangle in centimeters

184. ## chemistry

Will 12 moles of co2 or 12 moles of co have higher volume at STP?

185. ## English

1. Later, you will be driving. So give me a ride, will you? 2. Later, you will drive. So give a ride to me, will you? 3. Later, you are going to drive. So give me a ride, will you? ( Does #1 mean # 3 or #2? Is #1 and #3 the same?) 4. Give me a ride if you

186. ## Math

Jim is going to refinish the top and sides of an old wooden storage chest shaped like the cube shown below (there is a picture of a cube with the measurement 19.5 inches) Which is the closest to the surface area in square inches that Jim is going to

187. ## English

1. The products are on the 2nd floor in section D. 2. The products are in section D on the 2nd floor. -------------------- Are both grammatical? Which word order is better?

188. ## pRE calc

A Determine the location of the turning pints for the cubic y= x^3 - 3x^2 +2x+10 B) Use the fact that a cubic is symmetric about its point of inflection to determine the location of the pint of inflection of the cubic in part (a)

189. ## Pre-Calculus

Determine the magnitude of the positive vectors from the origin to to the following points. A. (3,4) B. (12,5) C. (3,-2) D. (-7,-3)

190. ## precalculus

A drug is administered every 6 hours. The kidney eliminates 55% of the drug over that period. The initial dose is 210 mg. Repeated dosage is 70 mg. What is the "differnece equation"?

191. ## Math

I have 2 similar triangles. The surface area of the smaller one is 27m squared. The scale factor is 3. How do I find the surface area of the larger triangle

192. ## Math

Estimate, correct to three decimal places, all the zeros of the polynomial P(x)=x^4-4x^3+5x-1

193. ## English

Hello! Will you please help me with the following sentence. "My grandma is still undergoing treatment for a vessel condition and hypertension." Is the preposition "for" correct here? Does "a vessel condition" make any sense? Maybe just "treatment for

194. ## Math

I want to make quilt with an area of 42 sq.feet. what are its possible dimensions if they must be whole numbers? Please show his you got your answer

195. ## LIMITS CALCULUS

lim (cubic root (7+x^2-8x^3)/(x^3-x+pi)) x--> +inf I don't know how to take the limit when there is a cubic root around . Between the ansswer is + inf . I need direction

196. ## English

1. Are you driving after work. 2. Will you drive after work. (Does #1 mean #2?) 3. Are you driving tonight? 4. Will you drive tonight? 5. Shall you drive tonight? (Does #3 mean #4 or #5?)

197. ## maths

2sin(180°+x)sin(90°+x)/cost^4x-sin^4x

198. ## Algebra 1 (8th Grade)

How can I factor 18x^2+x=5 by completing the square?

199. ## Applied calculus

A geologist in Tibet discovers a new mountain in the area of Gyangtse. The equation of the mountain is given by f(x,y) = -x^4 - y^4 +2xy where x and y is measured in mile. What is the relative maximum height of the mountain in meters?

200. ## English

1. I will go abroad. 2. I would go abroad. 3. I will prefer an aisle seat. 4. I would prefer an aisle seat. 5. I will do it. 6. I would do it. ------------------------- Q1: Are they all grammatical? Q2: What is the difference between 'will' and 'would'? If

201. ## physics multiple choice

1)A coil of length 1cm has N turns and carries an electric current I. It creates at a point M a magnetic field of intensity B. -If a current 3I is sent in the coil the field strength at M becomes: a. 3B b. B/3 c. B -If the number of turns per unit length

202. ## Calculus

Need help with a few questions

203. ## Math

If i have 8cups of raisins and i use 1/3cups for one bag how many bags can i make

204. ## health

- causes contraction of the smooth muscles in the wall of the uterus. it also stimulates the ejection of milk from the lacting breast A. Prolactin B.gonadotropic C. Oxytocin D. Antidiuretic hormone

205. ## English

1. If you are driving your car now, come here immediately and give me a ride home. ( Is this one correct? In this sentence, the driver is in the middle of driving his car. Is that right?) 2. If you are driving your car after work, give me a ride home. ( In

206. ## math

Find the distance Lucille traveled if she drove 3 1/2 hours at a rate of 58 mi/hr.

207. ## Math

-3m(m+8) A.-3m^2+24 B.-3m^2-24m C.-24m^2 D.-4m+5

208. ## Science

A ring roll down along an inclined plane starting at a height 4m. Find the velocity when it arrives at the base of the plane. (y 2.5m) ?