1. Physics

Christian is making a Tyrolean traverse. That is, he traverses a chasm by stringing a rope between a tree on one side of the chasm and a tree on the opposite side, 25 m away. The rope must sag sufficiently so it won't break. Assume the rope can provide a

2. Physics

The question is: A small block of ice at 0oC is subjected to 10 g of 100oC steam and melts completely. Show that the mass of the block of ice can be no more than 80 g. There were no equations in my chapter to use for this question except Q ~ change in T. I

3. college--physics

On vacation, your 1400 kg car pulls a 560 kg trailer away from a stoplight with an acceleration of 2.20. What is the net force exerted by the car on the trailer?What force does the trailer exert on the car? What is the net force acting on the car?

4. English - Oedipus Rex

I have to find evidence to support which character I think it the most guilty for what happens to Oedipus. I was just wondering if anyone knows whether or not Sophocles is trying to point the finger at someone other than Oedipus, who I think is the most

5. Physics

A box rests on the back of a truck. The coefficient of static friction between the box and the bed of the truck is 0.300. (a) When the truck accelerates forward, what force accelerates the box? (b) Find the maximum acceleration the truck can have before

6. physics

A chair of weight 150 lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of = 38.0 directed at an angle of 41.0 below the horizontal and the chair slides along the floor.Using Newton's laws, calculate , the

7. physics

A chair of weight 150 lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of = 38.0 directed at an angle of 41.0 below the horizontal and the chair slides along the floor.Using Newton's laws, calculate , the

8. physics

A chair of weight 150 lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of = 38.0 directed at an angle of 41.0 below the horizontal and the chair slides along the floor.Using Newton's laws, calculate , the

9. physics

A chair of weight 150 lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of = 38.0 directed at an angle of 41.0 below the horizontal and the chair slides along the floor.Using Newton's laws, calculate , the

10. Physics

The question is: "A block of ice at 0oC is dropped from a height that causes it to completely melt upon impact. Assume that there is no air resistance and that all the energy goes into melting the ice. Show that the height necessary for this to occur is at

11. physics

In the figure below, a slide loving pig slides down a certain 18° slide in twice the time it would take to slide down a frictionless 18° slide. What is the coefficient of kinetic friction between the pig and the slide? Explanation would be helpful.

12. Chem - oxides

When an element is burnt in excess oxygen, is the oxide formed always: 1. a crystalline solid 2. greater in mass than the element 3. soluble in water 4. white in color alright, i know that most oxides are not soluble in water other than group 1 elements

13. Physics

A small block of mass m rests on the sloping side of a triangular block of mass M which itself rests on a horizontal table. Assuming all surfaces are frictionless, determine the magnitude of the force ->F that must be applied to M so that m remains in a

14. chemistry

For CH3CO2H, give the hybridization and approximate bond angles for each atom except hydrogen. Also, draw an orbital bonding picture. Show all lone pairs. Can this be drawn on paint and uploaded to me? Thank you.

Please show equation and solve for the following 1. Lyn's age is 8 years less than 15 times the age of her niece Elizabeth. If the sum of their ages is 24, what is Elizabeth's age ( Let e= Elizabeth's age) 2. Bob is renting a canoe for \$20, plus \$9.75 per

16. College Physics

Illinois Jones is being pulled from a snake pit with a rope that breaks if the tension in it exceeds 755 . If Illinois Jones has a mass of 70.0 and the snake pit is 3.90 deep, what is the minimum time that is required to pull our intrepid explorer from the

17. Physics

A 12.0kg bucket is lowered vertically by a rope in which there is 180 N of tension at a given instant. What is the acceleration of the bucket? Is it up or down?

18. Math/physics

Christian is making a Tyrolean traverse. That is, he traverses a chasm by stringing a rope between a tree on one side of the chasm and a tree on the opposite side, 25 m away. The rope must sag sufficiently so it won't break. Assume the rope can provide a

19. Gr.12 Data Management

Anwar is stringing wooden beads on a leather thong. He has twelve beads of various sizes and will tie a knot in the thong when he has put them all onto it. How many different necklaces could he make? (Hint: Does the exact opposite order of beads produce a

20. physics

If a mole of atoms were spread uniformly over the surface of the Earth, how many atoms would there be per square meter?

21. Physics

Two blocks are connected by a lightweight, flexible cord that passes over a frictionless pulley. If m1 is 3.4 kg and m2 is 9.1 kg, and block 2 is initially at rest 130 cm above the floor, how long does it take block 2 to reach the floor?

22. Math/Physics2

The block has mass m=8.5 kg and lies on a fixed smooth frictionless plane tilted at an angle theta=20.0 degrees to the horizontal. Determine the acceleration of the block as it slides down the plane. If the block starts from rest 15.0 m up the plane from

23. science

DDT is stored in body fat and remains toxic for many years. Explain why these characterestics are undersirable in a pesticide. What characteristics would you want in a pesticide to make it less harmful to non-pest organisms?

24. geometry

if each angle in a regular polygon is 157.5 degrees, how many sides does the polygon have?

25. biology

LIST AND EXPLAIN FIVE USES OF SCIENCE

26. Phys

A person stands on a bathroom scale in a motionless elevator. When the elevator begins to move, the scale briefly reads only 0.74 of the person's regular weight. Calculate the magnitude of acceleration of the elevator. Find the direction of acceleration

In recent years,business representatives have expressed concern about the skills of students entering the workforce.Responding to these concerns,state legislature have enacted a law that establishes high educational standards for all students.Now the state

28. corporate finance.

At any given time how would the yeild curve facing a AAA-rated company compare with the yield curve for u.s. treasury securities? At any given time how would the yield curve facing a BB-rated company compare with the yield curve u.s. treasury securities.

29. Physics

Mass m_A rests on a smooth horizontal surface, m_B hangs vertically. If m_A=15.0 kg and m_B=3.0 kg in the figure , determine the magnitude of the acceleration of each block.Enter your answers numerically separated by a comma. If initially m_A is at rest

30. physics

A 4.1 kg penguin runs onto a huge sheet of frictionless Antarctic ice. At t=0 it is at x=0 and y=0 with an initial velocity of 0.57 m/s along the positive x-axis. It slides while being pushed by the wind with a force of 0.31 N directed along the positive

31. math

Question: If c is the number of cups of water needed to make papier mache paste, then 1/4c can be used to find the number of cups of flour needed. Find the number of cups of flour needed for each number of cups of water. ___ I don't know how to solve the

32. Chemistry

I have a few problems im having trouble with, any help..? 1. If a peice of aluminum with mass 3.90g and a temperature of 99.3C is dropped into 10.0cm^3 of water at 22.6C, what will be the final temperature of the system? 2. If a peice of cadmium with a

33. math

Two dice are rolled. Find the odds that the score on the dice is either 7 or 12. Am I doing this right? There are only 3 ways to equal 7 on two dice 6+1,5+2,4+3 so there is a 3/12 chance that I roll a 7 and a 1/12 chance of rolling a 12. my chances of

34. Physics question

Paleontologists estimate that if a Tyrannosaurus rex were to trip and fall, it would have experienced a force of approximately 260,000 N acting on its torso when it hit the ground. Question 1 Assuming the torso has a mass of 3800 kg , find the magnitude of

35. physics

In the figure below, a box of Cheerios (mass mC = 1.0 kg) and a box of Wheaties (mass mW = 3.5 kg) are accelerated across a horizontal surface by a horizontal force applied to the Cheerios box. The magnitude of the frictional force on the Cheerios box is

36. Physics Problem

Paleontologists estimate that if a Tyrannosaurus rex were to trip and fall, it would have experienced a force of approximately 260,000 N acting on its torso when it hit the ground. Question 1 Assuming the torso has a mass of 3800 kg , find the magnitude of

Explain how you can use a hundred chart to subtract 12 from 46.

At Eglinton subway station the 54 Lawrence bus leaves the station every 18 minutes. The 34 Eglinton Bus leaves every 30 minutes. The 28 Mt Pleasant Bus leaves the station every 11 minutes. Assuming the buses run 24 hours a day at what time interval do all

39. accounting

2. Final Project: Business Plan Resources: Appendix A Due Date: Sunday Day 7 [Individual] forum Write a 700- to 1,050-word paper, using APA guidelines, based on the scenario below. You want to start your own business. You found an investment group that is

40. Physics!

The cable supporting a 2100kg elevator has a maximum strength of 2.19×10^4 N. What maximum upward acceleration can it give the elevator without breaking?

41. Gr. 12 Data MAnagement

In how many ways can the letter of the word SECTION be arranged if the consonants must always be in the order in which they occur in the word itself?

42. Physics

A hockey puck is hit on a frozen lake and starts moving with a speed of 12.0 m/s. Five seconds later, its speed is 6.00 m/s. (a) What is its average acceleration? (b) What is the average value of the coefficient of kinetic friction between puck and ice?

43. College Physics

Illinois Jones is being pulled from a snake pit with a rope that breaks if the tension in it exceeds 755 N. If Illinois Jones has a mass of 70.0 kg and the snake pit is 3.90m deep, what is the minimum time that is required to pull our intrepid explorer

44. math *

The El Paso middle school girls basketball team is going from El Paso to San Antonio for the Texas state championship game. The trip will be 560 miles.their bus travels at an average speed of 60 miles per hour. The bus route also travels through Balmorhea,

45. High School Physics

Paleontologists estimate that if a Tyrannosaurus rex were to trip and fall, it would have experienced a force of approximately 260,000 acting on its torso when it hit the ground. Assuming the torso has a mass of 3800 kg, find the magnitude of the torso's

46. Math _Algebra Word Problem

Please show equation and solve for the following 1. Lyn's age is 8 years less than 15 times the age of her niece Elizabeth. If the sum of their ages is 24, what is Elizabeth's age ( Let e= Elizabeth's age) 2. Bob is renting a canoe for \$20, plus \$9.75 per

47. gr9 science

For an average snowfall the density of the snow could be 0.6 g/cm3. For a 15 cm snowfall what mass of snow would you shovel from a driveway 10m long and 3m wide? could you show me the steps using the format GRASS?

48. world geography

most of the ganges plain is: A)ebony rainforest with orchids and lush vines B)**desert irrigated by indus river C)framed for rice, seasame, sugarcane, and jute D)sprawling suburbs and cities what kind of climate does the southwestern tip of india have?

49. world history

What exactly is nationalism and why did it grow as much as it did in the 19th century?

50. To MS SUE

''Without the English civil war, democracy would have never developed.'' No one would have been able to asert changes at all. No one would have been able to make their own decisions/rights. Everything would have happened accordingly by king, and the king

51. english

It is quite alone, standing well back from the road, quite three miles from the village… It makes me think of English places that you read about, for there are hedges and walls and gates that lock…For the windows are barred for little children and

52. math

consider the experiment of rolling a single die. What is the probability of rolling a number that is divisible by 2 or 3?

53. Chemistry

Hi, i would like to know how hydrogen can be manufactured from methane using a nickel catalyst. What must be added to methane in the reaction? +Ni CH4 + ??? -----> H2 + ???

54. Gr.12 Data

How many "words" can be formed using all of the letters of the word SHRINKS if S must be directly in front of H

Envision you have served as business manager for over two years. you noticed that for the last 12 months the business has regularly had cash assets of\$20,000 or more at the end of each month.you have found a 6-month certificate of deposit that pays 6%

56. Social Science

can you please unscramble this name of the animal .. conshorier ????

57. Social Studies

In what ways did Geography and climate affect the development of human society?

58. w.g

monsoon rains are heaviest in _____ south asia: A)eastern B)southern*** C)northern D)western why did pakistan and bangladesh become separate countries? A)** they shared islam but had a little elese in common B)hindus did not want want a unified india

59. colonies

The (blank 1) colonies were settled mainly for (blank 2) reasons. The long hot summers and mild winters made (blank 3) a way of life for most people. As a result large (blank 4) arose making this a unique features of the colonies. Most farms grew (blank 5)

60. College Physics

If m_A=15.0kg and m_B =3.0kg, determine the magnitude of the acceleration of each block. If initially m_A is at rest 1.300m from the edge of the table, how long does it take to reach the edge of the table if the system is allowed to move freely? If

i buy 3 large sandwiches wraps, 9 people are guests, show 3 different ways to cut the sandwiches so that each person gets an equal share

62. geometry

given: angle 1 is congruent to angle 2, angle measure 1=120 prove: angle measure 3=120

63. math

(b) the digits of a positive integer having three digits are in A.P and their sum is 15. The number obtained by reversing the digits is 594 less than the original number. Find the number. (c) if a,b,c are in A.P, prove that (i) (ab)^-1, 1/ac, 1/bc are also

64. w.g

who was asoka? A) a buddhist emperor of the mauryan empire B)**a buddhist emperor of the mauryan empire C)a buddhist emperor of the gupta empire D)a muslim missionary during the 700s

65. english

I'm kind of unclear on a prompt I was given. Could someone help clarify it for me? The prompt is in the last paragraph, but the first two paragraphs give insight into it. I know it's a lot to read, but I'm really confused. Much help appreciated. It is

66. gr9 science

a bar of steel has a mass of 277 g and a volume of 35.5 cm3. What is the density of the bar?Will it float in water?Will it float in mercury? could u please help me with this question?:)

67. science

IN an investigation 3 plants each receive the same amount of sunlight, ut different aounts of water. WHat is the control in the investigation?

68. science

Response to Dr. Bob So in the investigation the sunlight would be the controlled variable. the water would be the dependant variable.From my previous question?

69. Gr. 12 Data Management

How many arrangements of the word ALGORITHM begin with a vowel and end with a consonant?

70. Math

At Eglinton subway station the 54 Lawrence bus leaves the station every 18 minutes. The 34 Eglinton Bus leaves every 30 minutes. The 28 Mt Pleasant Bus leaves the station every 11 minutes. Assuming the buses run 24 hours a day at what time interval do all

71. Chemistry

Can someone please help me determine if these questions are correct. If there not can you point me in the rightdirection...please...please...and thank you! 1. Compared to the particles of a gas, the particles of a liquid a. Are not in constant motion b.

72. social studies

In what type of environment do you find nomadic herders?

73. HIS 115

What were the negatives of the new market economy? What were the positives of the new market economy? How did the creation of a single market economy shape American values and the economy of today?

74. algebra

help someone please: In 1993 the life expectancy of males in a certain country was 71.2 years. In 1997 it was 73.4 years. Le E represent the life expectancy in year t represent the number of years since 1993 E(t)= ___t + ___ ? use the function to predict

75. English

What is the simple subject in the following questions? 1. Come to the state fair. 2. Notice the color of its feathers. 3. Alan's prize rooster is there. I think the answers are the following. 1. fair 2. its 3. rooster Am I correct?

76. Gr.12 Data Management

How many numbers greater than 300 000 are there using only the digits 1, 1, 1, 2, 2, 3?

77. w.g

which south asian countries have a monarchy as thier form of government? A)pakistan and bhutan B)**maldives and india C)nepal and bhutan D)nepal and india

78. Government

In what ways did the Supremacy Clause of the constitution anticipate some of the problems associated with federalism?

79. Math

If a composite number has the first five prime numbers as factors, what is the smallest number it could be? Write that number's prime factorization.

80. Physics repost - need more explanation

Posted by Ceres on Wednesday, September 23, 2009 at 4:07pm. The question is: "A block of ice at 0oC is dropped from a height that causes it to completely melt upon impact. Assume that there is no air resistance and that all the energy goes into melting the

81. Cost of Accounting

What is the classification of the Cost behavior and classification: Factory supervision, Aluminum tubing, Rims,Emblem, Gearbox, Straight-line depreciation on paint machine,Fenders, Inventory clerk’s salary, Inspector’s salary, Handlebars, Metal

i buy 3 large sandwiches wraps, 9 people are guests, show 3 different fractions to cut the sandwiches so that each person gets an equal share

83. psychology

Lynn is tired of the nasty remarks she receives from a female coworker.She has tried talking to the woman,returning nasty remarks and doing nice little things for her.Nothing has worked.Finally Lynn decides to ignore the remarks to see if that will

84. algebra

the function, p(d) =1 d + ____ 33 gives the pressure, in atmospheres (atm), at an depth d in the sea (d is in feet). Note that p(0)=1 atm, p(33) =2 and so on. find the pressure at 120 feet. The pressure at 120 fee is ____ atm.

85. high school

what is the reciprocal of 3 1/2

86. world history

What did people use before batteries were invented?

87. math

I think I must be asking my question wrong, but what is my number grade if I missed 36 out of 85 questions. For example if I missed 1 out of 10 I know my grade would be a 90.

got it now

89. Geometry

The midpoint of line segment AB is (1,2). The coordinates of A are (-3,6). Find the coordinates of B. I know how to figure out midpoint, but I'm having trouble figuring out how to do this problem. Any help would be appreciated. :)

90. Social Studies

List the products and goods that were important to the economies of the kingdoms of West Africa.How did the location of these kingdoms influence their success?

91. hi ms.sue

The ______ separate south asia from the rest of asia: A)eastern ghats **B)himalaya C)indus and granges rivers D)western ghats the one with the star on the side is my choice the ______ protected nepal and bhutan from outside influenece until the 1990s

92. Statistics

A density curve like an inverted letter "V" The first segment goes from the point (0, .6) to the point (0.5, 1.4). The second segment goes from (.05, 1.4) to (1, .6) Find the percent of the observations that lie below .3 I have no idea how to do this If

93. world geo

in 1971 the eastern part of pakistan became: A)maldives b)bangladesh C)kashmir D)** bhutan the highest concentrations of populations in south asia are found A)in the great indian desert B)in nepal C)on the deccan plateu D)**on the ganges plain

94. chemistry

hi, I have redone this question. Is this right. How many grams of NO2 will be produced when 5.00 moles of NO react? 5 moles of NO2 produces 5 moles of NO (1:1ratio) mass(g) = 5 moles * 46g/mol = 230g

Teacher wants below words sorted by Pattern. What does that mean? here are the words: did, fin, pick, nine, pipe, rip, mix, five, side, hike, cape, made, because, off, picture, deaf, language, signing, cultures, relatives, celebrate. We don't know where to

96. socials

this is the same question I posted yesterday, it is due tommorow, oh and yes I have got how to do the other stuff which I was totally off base. Without the English civil war, democracy would have never developed,'' no one would have been able to asert

97. physics

The problem is: You apply your brakes to stop for a traffic light, and you come to a stop in a distance of 35 meters. How much time did it take you to stop? from previous problems, i know: INITIAL VELOCITY: 15 m/s FINAL VELOCITY: 0 m/s ACCELERATION: -3

98. Physic

A ball is thrown vertically upward with a speed of +12.0m/s. A. how long the ball take to hit the ground after it reaches it highest point? B. What is its velocity when it returns to the level from with it started?

99. Science

Is the Tropical Rainforest and ecosystem? Thanks:)

100. college

What were the negatives of the new market economy? What were the positives of the new market economy? How did the creation of a single market economy shape American values and the economy of today?

101. Chemistry

PLS solve this: Find the amount of mol of lead in 2.5g of lead(2)trioxonitrate(5)

102. algebra 1

find the slop-intercept equation of the line that has the given characteristics. Slope 6 amd y-intercept (0,7) The slope-intercept equation is y=?

103. Genetics

Two traits (stem length and seed color) are simultaneously examined in a cross of two pure-breeding pea plant varieties. A tall green plant is crossed with a dwarf yellow plant, and the resulting F1 plants are self-crossed. A total of 640 F2 progeny are

104. Algebra

Rational Expressions. 1.) 2x^2-8x 8x^2 _______ / ____ x^2-16 (x+4)^2 Solution: x+4 ___ x Is this correct?

105. Physics, Math, Electronics

PROBLEM: A typical 12-volts battery is rated according to "ampere-hrs". A 70-Ampere-hour battery for example, at a discharge rate of 3.5-Ampere has a life of 20 hrs. Questions: a.) assuming the voltage remains constant, obtain the energy and power

106. Algebra

x^2-25 over x^2+7x, divided by x^2+7x+10 over x^2+9x+14. I found the solution to be x-5 over x, is this correct?

107. Algebra (last one:)

x^3-36x over x^2+7x+6, divided by 6x^2-x^3 over x^2+x I got -x as my answer, is that accurate?

108. Algebra

I am trying to find the x an dtrhe y intercept of the graph of y+16-4x^2. I don't think there is an x intercept but my book says there is. How do you find it?

109. Physics

A paratrooper with a fully loaded pack has a mass of 119 kg. The force due to air resistance on him when falling with an unopened parachute has magnitude FD = bv^2 where b = 0.13 (N·s^2)/m^2. The force of air resistance acting on him is 516N up. (b) What

110. social studies

What are the 2 rives flowing through Iraq?

111. Physics

A bobcat weighing 74.5 N jumps out of a tree. (Assume that "up" is the positive direction.) (b) What is the drag force on the bobcat when it falls at 70% of its terminal velocity? (d) What is the acceleration when it falls at 70% of its terminal velocity?

112. math

(b) the digits of a positive integer having three digits are in A.P and their sum is 15. The number obtained by reversing the digits is 594 less than the original number. Find the number. (c) if a,b,c are in A.P, prove that (i) (ab)^-1, 1/ac, 1/bc are also

113. writing. language arts

hello, well i need some help. how would you make a sentence using the word immense? Thanks, Kelsi

114. math

I donot understand how to do this practice question for a test I have tomorrow. can someone please show me step by step? (-> is an arrow) lim x-> 0 (32-32cosx)/64

115. government

What does it mean when a question is asking about the fundamental elements of American democracy. I am to pick an element of American democracy that I would like to change and why but I am confused as to exactly what it is talking about. Could someone give

116. Math

Mr.Smith has just received 200 gallons of home heating oil.If he pays his bill within 10 days,the oil will cast \$0.59 per gallon.If he pays after 10 days,he will pay \$0.69 per gallon.What percent savings will Mr.Smith experience within 10 days.Assume that

117. chemistry

what mass (in grams) of solid potassium permanaganate is required to prepare 250mL of a 0.02 M of potassium permanaganate solution?

118. chemistry

what mass (in grams) of solid potassium permanaganate is required to prepare 250mL of a 0.02 M of potassium permanaganate solution?

119. social studies

The period of time when people used simple stone tools is called the old stone age or ________.

120. Physics

Illinois Jones is being pulled from a snake pit with a rope that breaks if the tension in it exceeds 755. If Illinois Jones has a mass of 70.0 and the snake pit is 3.90 deep, what is the minimum time that is required to pull our intrepid explorer from the

121. w.g

the indo european langauage family includes: A)** the language of southern india and sri lanka B)sankrit, tamil, and kannada C)tamil. kannada, and malayalan D)hindi, urdu, bengali,and nepil

122. Gr. 12 Data Management

In how many of the arrangements would the two L's be together, for the word BASKETBALL?

123. C programming

The task is to create a c source code program that will name a quadrant when a given coordinate is given. Example: Input Coordinate Pair: 0 5.3 Positive y Axis I just need help on how to start this. I know I have to use if else statements but I'm not sure

124. North & Central America

important physical and man-made features of the united states including: Coastal Plains, Great Plains, Continental Divide, The Great Basin, Death Valley, Gulf of Mexico, St. Lawrence River, The Great Lakes, New York city, Boston Massachusetts, Philadephia

125. Math.

1. Tyler has 45 baseball cards and 54 basketball cards. He organized them into equal rows for a display. He did not want to mix the basketball and baseball cards in a row. What was the greatest number of cards in each row? a. Write each number as the

126. Math

Test Goldbach's theory with the numbers 6 and 50

127. Computer Science-Java

Hi, I have to write a method that returns my first name, middle initial, and last name as a single String and call the method in java. So far, I have: public class ReturnName { static String fullname(String firstname, String middleinitial, String lastname)

128. Criminal Justice

I need to find out information about the personnel of the Battle Creek city police in Michigan.

129. calculus

Hello, I have two questions that I've been working on, but I don't know how to get the answer...something similar is going to be on the test so I hope I can get some help, thanks! 1) At what angle does the tangent line to the wave y=cosx at periods (pi/3,

130. Pre-Calculus

36x-15y+50z=-10 2x+25y=40 54x-5y+30z=-160

131. Math

You subscribe to a magazine that costs \$26 yearly. You make an initial payment of \$5 and then make three equal payments. How much is each payment?

132. geography

What are demographic factors?

133. math

Hi, could you answer this? I completely forgot how to do it! 8(2x-3) = -16 Thanks!

134. Physics but algebra problem

Having issue with algebra. 89N=ma 99N=m2a would you do something like plugging one into the other such as. a=89/m 99N=99/(2(89/m) prob is when i get a fraction in the denominator i get confused can someone help me. I'm trying to find the mass. Which i will

135. english

can you make a sentace the word is 'drift'?

136. college

accounting/// which journal would be used if you returned merchandise that had been bought on account , sales journal, purchase journal, cash receipts journal, cash payments journal or general journal. i thought it would be on a general journal

137. college

5/3 x + 1/3 x = 5x +32/3 +7/3x

138. Chemistry

PLS solve this: Find the amount of mol of lead in 2.5g of lead(2)trioxonitrate(5)

139. biology

identify what all organic compounds have in common,and list the four principal classes of or organic compounds

140. precalculus

1-2sin^2(theta/2)=2cos^2(theta/2)-1

141. Alegebra 1

How do I figure this out? The fax mailer brought a fax mcahine for \$600. The fax machine depreciates at a rate of \$20 a month. (a) find a function F that can be used to determine the value of the fax machine t months after purchase complete the model

142. Algebra 2

What is the slope of a line perpendicular to y=2/3x-7? What is the slope of a line parallel to y=2/3x-7?

143. Algebra

m+3 over 3m, divided by 6m over m+3 Would the solution be 1 over 18m? It doesn't seem right to me; I canceled out the two "m+3"'s before I changed the sign to multiplication and created a reciprocal of the second term..

144. Algebra

x^3-x^2y over x^2-y^2, divided by x^3y over xy^2+y^3 My solution: y over x Am I right?

145. writing a formal essay

Hoe can I avoid using "I", "Me", "myself", or "it is"?

146. physics

So in physical science i'm learning about vectors using the pythagoream theorem, and when i get what c equal i wanted to know if i round to the next highest number, put it is a decimal, or do nothing at all. Helppp pleaeee[:

147. spanish 2

fill in the blank with the correct word Donde estamos?__________ en Philadelphiao Estan listos? No_______ listos. Como _______ usted? Estoy bien

148. current affairs

who was the last emperor of china?

149. Algebra

Write the equation of the circle. Center at (4,2) and the circle passes through the point (-1,-1). Please help!

150. precal

can anyone help me with this question. Let P be the point on the unit circle U that corresponds to t. Find the coordinates of P and the exact values of the trig functions of t, whenever possible. (a) -pi (b) 6pi

151. Physics

A vector "A" i s20 units long at an angle of 15 degrees above the horizontal(x-axis) and a vector "B" is 40 units long at an angle of 60 degrees above the horizontal(x-axis). What is the magnitude and direction of the resultant vector?

152. English

1. A school is bigger than an elephant. 2. A school building is bigger than an elephant. (Which one is right?) 3. She tried to write with a pencil. 4. she tried to write in pencil. (Are both OK? Why do we not use 'a' after 'in'?)

153. psychology

Which of the following statements about rewards is true? A)identify what you are rewarding in a behavior,because rewards are meaningless if not tied to specific behavior B)You can never reward a child too much C)rewards are essential in boosting

154. psychology

One reason punishment fails to produce the desired effect is that it: A)is often given too soon after the unacceptable behavior B)teaches what to do,but it doesn't teach what to do C)gives positive reinforcement to the behavior D) becomes a secondary

155. Math

What is the standard form and expanded form of Five Thousand One Hundred Fifty Three?

156. Algebra 2

What's the easiest way to solve this problem -1.28 = Sigma^-1 (25 - Mu) 1.28 = Sigma^-1 (475 - Mu) were Sigma and Mu are each different varialbes that are constant... Thanks

157. Grade 8 FRENCH plz ppl its urgent

How do you say I am half scottish and half irish in french?thanks :)

six people need to share a 48 ounce bag of popcorn and three 48 inch licorice laces. find the fraction of popcorn each gets and the fraction of licorice each gets.

A child's body i approximatly 75% water. About how many pounds of a 60 pound child's weiht is water?

What numbr is 45% of 246?

161. corporate finance.

Suppose you observe the following Maturity 1 year Yield 6.0% Maturity 2 year Yield 6.2% Maturity 3 years Yield 6.4% Maturity 4 years Yield 6.5% Maturity 5 years Yield 6.5% What does the market expect will be the interest rate on 1yr. securities 1 year from

162. math

Where is the best place to look up and learn about algebra expressions then turned into equations? thanks

6 is what percent of 75

164. Chemistry

Write formulas for dinitrogen tetroxide, phosphate ion, and ammonium sulfate. Please Help! I don't know where to start!

165. w.g

farming in south asia consists of A)mostly huge plantations B)mechanized frams C)*subsistence farming and cash crops D)subsistence farming only

166. w.g

through out india cottage industries make: A)fine silk material and silk clothing B)computer software C)**jewerly, woodcarving, and cloth D)ships

167. physics

The problem is: You apply your brakes to stop for a traffic light, and you come to a stop in a distance of 35 meters. How much time did it take you to stop? from previous problems, i know: INITIAL VELOCITY: 15 m/s FINAL VELOCITY: 0 m/s ACCELERATION: -3

168. math

I am having trouble with algerbra. simplifying expressions. e.g. write an equation to represent the following situation. Where is the best place to look this up for a beginner? e.g. N+5=23 T=3H where T represents Tobys weight. The adult weighed three times

169. Civics

In civics we had to define a concept and then give an example in the constitution. But I cant find a decent definition about social compact. And what is an example of it in a definition? I also cant find a good example of Representative and property

What are the 10 major lakes of the world? What are the 10 major rivers of the world.

171. thanks(ms sue)

thank you very very much for helping ms sue

172. science

What changes in diet would allow a growing human population to be supported without any further increase in farmland? Explain your answer. help me please :(

A JetBlue flight from Jacksonville, FL to San Diego is flying at 500 km per hour west. It encounters a head wind that is moving at 300 km per hour in an easterly direction towards the east. What is the net velocity of the plane, include directions?

Using what you know about osmosis, explain what would happen if you placed a jellyfish in a freshwater lake. I need help with this, please answer if you can, (:

175. science

which household product displays a "GREEN ALTERNATIVE"?

176. Physics

A rocket moves upward for 3 seconds After 2 seconds, its speed is 10 m/s After another 1 second, its speed is 20 m/s Find instantaneous acceleration at t=2.5

177. P.O.B

explain potential for growth internally and externally

178. PHYSICS PLZ HELP =-(

Paleontologists estimate that if a Tyrannosaurus rex were to trip and fall, it would have experienced a force of approximately 260,000 N acting on its torso when it hit the ground. Question 1 Assuming the torso has a mass of 3800 kg , find the magnitude of

179. math

HELP ME!!!!!!!!! We started coordinate plains and now I'm trying to do this stinkin homework!its asking me to find the ordered pair corresponding to each point graphed at the right. I have NO idea how to do this, so please be kind and HElP

180. Math

I need help on this question. What is the smallest positive integer n such that 2n is a perfect square and 3n is a perfect cube? I THINK THE ANSWER IS 1, IS THIS CORRECT?

How to name number 67,000 in two different ways

182. marine science

Does anyone know of any problems that are associated with the yellowfin goby (fish)? I have been looking on google forever and I just cannot find anything. Please help!!

183. Genetics

A flowering plant with orange petals is self-crossed to yield the following phenotypes: red flowers- 30 orange flowers- 62 yellow flowers- 33 Choose symbols and designate the genotypes of each of the above phenotypes. I am pretty sure that the above data

184. Science

Heating Iron and Sulphure pruduces Iron Sulphide. What is the consitency/ appearance of Iron Sulphide ? Is it a powder or a solid?

185. Economics

An economic system where there is little freedon of choice? Socialism is correct, right. Thanks

186. science

erthquake would be on earth as _______ would be on venus?

187. current affairs

when did the USSR break down

188. Math-Calculus

Find f(x+h) -f(x) all over h...given f(x)= sqrt of all over 2x +3 . Rationalize the numerator if possible.

189. sosial studies

what's an oasis?

190. English

1. I saw a koala climb up a tree with its baby on its back. 2. I saw a kangaroo carry its baby in its pouch. 3.I saw three kiwis gather around the fence. 4. I saw a girl carry a koala with her arms. 5. I saw a cuscus on my left 6. I saw a cuscus creep on

191. Physics

A car is speeding up and has an instantaneous speed of 14.2 m/s when a stopwatch reads 9.1 s. It has a constant acceleration of 1.8 m/s^2. (a) What change in speed occurs between t = 9.1 s and t = 12.6 s? (b) What is the speed when the stopwatch reads 12.6

192. Algebra

x^3-36x over x^2+7x+6, divided by 6x^2-x^3 over x^2+x I know the right answer is -1, but I can't seem to get to it. I've gotten as far as [x(x-6)]/1] * 1/[x^2(6-x)], which is then equal to [x(x-6)]/x^2(6-x). And then would I reduce the x and x^2 to 1 and

193. biology

what does the statement mean many discoveries lie in wait for the tools needed to make them? thank you.please i need the answer before i go to school in the morning. please help!

194. Relative Uncertainty

As before, they make measurements to determine the initial speed. This time they find the initial speed to be 3.26 m/s with a relative uncertainty of 2.5% What is predicted range? I got that it's 108.444 What is the uncertainty in the predicted range? This

195. math

If I have 85 questions on a test, but I only got 36 correct-what is my grade?

196. acc250

Has anyone done the Sahron Clark, accouting in Peachtree? Just wondering how to enter the supplies on hand, to the adjusted trial balance. confused about this.

197. social studies

New York City is considered an area.

198. world geography

the island nation of maladives is spread across _____ square miles ocean. A)** 35,200 B)3,500 C)350 D)35 northern indian rivers are fed: A)year round snow melt from himalaya B)monsoons C)waters from 400,000 square mile basin d)*** all of the above

199. French

How do you say I am half scottish and half irish in french?thanks :)

200. Biology

What are some good places that have good simple info on Nucleic Acids? Thank you.. I already looked on google and there are no descent sites

201. Math

what is the Scientific Notation?

202. physics

Starting from rest, you move with a constant acceleration of 1.2 m/s2 for 12.0 s and then move with an acceleration of -1.2 m/s2 for another 12.0 s. What is your maximum speed attained?

would you please, picturise GCF Wedding cake method or in drawing ? rather than explaining in words. Thank you.

204. Chemistry

Ok this is for a lab we are doing for equilibrium and absorbance and concentration, so i don't know if anyone can answer this. Question: Describe how you plan to determine the temperature dependence of K sub c. Use a step by step process.

what happens to the sun's radiation?

206. HRM

o Name three selection tools that you would consider using for a hiring program at a supermarket. o Choose what you think is the best selection tool or combination of selection tools. o Justify your choice by describing the advantages of your method

207. Social Studies

A recent discovery in south america,at a site called___?

208. w.g

literature in soth asia has its roots A) government B)**education C)colonialism D)religion

209. managed healthcare

has managed health care been successful in controling health care cost?

210. Algebra 2

What's the easiest way to solve this problem -1.28 = Sigma^-1 (25 - Mu) 1.28 = Sigma^-1 (475 - Mu) were Sigma and Mu are each different varialbes that are constant...

211. social studies

many scientists believe that______began in africaover 2 million years ago

212. world history/economy

In your opinion could you cope without the invention of the hybrid?

3mi 27ft=2mi is what ft?

3mi 27ft=2mi is what ft?

215. Science

whaat is a stilic tac and a slic mite? and it is spelled corectly?

217. algebra,biology

: two Cys(amino acid's name) can form a disulfide bond. : If the eight Cys residues in ribonuclease are allowed to combine at random forming four disulfide bonds, there are 105 different combinations. Show mathmetically this is the case.

218. Physics - freezing tongue

I have read through my chapter and still don't understand why your tongue sticks to a freezing metal pole. The question is, why doesn't your tongue freeze to wood at the same temp it will freeze to metal? I know that wood is a better insulator, but am not

219. english

drift make a sentece

238x360

222. Science

another conversion question: 876.045 mm = _______________m thanks so much!

Select any one household product and create a mini poster displaying a "GREEN ALTERNATIVE". HOW DO I DO THAT??? GIVE ME SOME EXAMPLES... OR CLUES... OR METHODS... OR SMALL DESCRIPTIONS.

224. math

between 41 and 47 the sum of the digits is 10

225. social studies

What is an another word for replanting trees?

scoop and mark words

227. math

I have a question about the formula for this problem:How many ways can an IRS auditor select 3 of 11 tax returns for an audit? I know that it is 11! / 3!(11-3)! But apparently I am doing something wrong because my answer is not one of my choices. Am I

228. Math

write a number pattern for 8 starfish if each had 5 arms.

what is the climate of Eastern China?

230. pre calculus

find an equation of the line that passes through the points (0,0),(-1,5) and (2,1),(0,-3)

231. social studies

What continent has the largest desert?

How much rainfall does Los Angeles receive in November?

233. social studies

Where are the main manufacturing and commerce areas of the world located?

234. Algebra

y=x^2-3 Is there symmetry? Yes, on the y-axis. How would I prove it? With an equation?

235. math

between 41 and 47 the digits is 10

236. social studies

why is Istanbul in an important location?

237. German

Hi ! Can somebody help me to summarise( about 4 line each) Franz Kafkas Erzählungen? ( in german please!!!) 1.Die Verwandlung 2.Das Urteil 3.Auf der Galerie 4.Ein Landarzt 5.Vor dem Gesetz

238. English

Can sbody tell me the differences between travel and tourism? Thanks

239. Social Problems

How does the conflict perspective and education relate?

240. math

what is 38.29 seconds in decimal form?

241. Social Studies

What is Strathfield in Australia? Is Strathfield in Sydney? Is Strathfield a town or a city or a village?

a submarine

243. spanish

how to say todays date in spanish

244. science

originally flu is a shorthand for a disease called ________?

245. science

which belt is located between mars and venus?

246. Writing

We have to write a name poem, is this good?: Alyssa It means joyful, caring, and quiet It is the color of snowflakes falling oh so gently It is lots of laughs at family parties and vacations It is the memory of my dad Who taught me patience and faith My

247. science

clouds that look like fluffy cotton balls are known as?

248. Algebra

[2x^2-8x/x^2-16] / [8x^2/(x+4)^2] = x+4/x right?

what 'A' is known as an idiot board?

250. Physical Education

spot 4 main differences between test cricket and ODI

251. Math-Calculus

Given point P(a,3) for a

252. french

how do you unscramble laigerne?

253. social studies

How far is Paris from Berlin?

254. social studies

Where are the main manufacturing and commerce areas of the world located?

255. social studies

What country is between Afghanistan and India?

256. math

what is the gcf of 42 and 63

257. social studies

Name 2 characterictics of the terrain in Afghanistan?

what are the molecule arrangements of a solid? liquid? and gas? what is ta temperature of a liquid?

how does geography impact people.

260. Washroom Fix Urgent

what causes water to leak after you've replaced the wax ring on the toilet?

261. science

Which would you suggest is your personal learning modality? What makes you feel this is true?

262. spanish

Fill in the missing blank. Estas aburrido? No, _________ cansado. Donde _______ la escuela? Esta en el parque Fairmount. Como es tu novio? _______ muy romantico?

263. math!

help!! how the flip dou simplify algebriac expressions? by adding and subtracting..

264. math

All the numbers from 1 to 99 are multiplied together. Use a pattern to determine the last digit of the product. Justify your answer.

what is my error n+17,n+18,n+15,n+16,n+13,n+14

266. biology

used for first focusing

i want to know about market growth

268. math

I have to find the unit rate of this: A skydiver falls 144 ft in 3 seconds. What is the answer and how do i find it?

269. psychology

One reason punishment fails to produce the desired effect is that it: A)is often given too soon after the unacceptable behavior B)teaches what to do,but it doesn't teach what to do C)gives positive reinforcement to the behavior D) becomes a secondary

270. algebra

solve, using addition 5.4= x-1.3 write an integer or a decimal

271. science

is coffee an alkali or an acid?

272. medical coding & billing

Can someone plesae help me. I need to to answer these four quetions. I got something, but I'm not sure if Igot it right. The questions are, How can eliminating abbreviations reduce errors?. Should written policies be developed for abbreviation usage? If

273. English

Is it wrong to start your intro with the name of the media text. For example: "The Secret Life of Walter Mitty," byt James Thurber is a ....

274. English

Men would carry out an ideological prison that subjected and silenced women. What does that mean?