1. college physics

A popular daredevil trick is to complete a vertical loop on a motorcycle. This trick is dangerous, however, because if the motorcycle does not travel with enough speed, the rider falls off the track before reaching the top of the loop. What is the minimum

2. chemistry

Which of the following can we predict from an equilibrium constant for a reaction? 1 The extent of a reaction 2 Whether the reaction is fast or slow 3 Whether a reaction is exothermic or endothermic a. 1 only b. 2 only c. 3 only d. 1 and 2 only e. 1 and 3

3. Finance

Newdex has net income of \$2,500,000 and 1,000,000 shares outstanding. It needs to raise \$3,610,000 in funds for a new asset. Its investment banker plans to sell an issue of common stock to the public for \$40 per share, less a spread of 5%. How much must

Which equation describes the relationship between the rates at which Cl2 and F2 are consumed in the following reaction? Cl2(g) + 3F2(g) yield 2ClF3(g) a)-d(Cl2)/dt = -d(F2)/dt b)-d(Cl2)/dt = 2[-d(F2)/dt] c)3[-d(Cl2)/dt] = -d(F2)/dt d)2[-d(Cl2)/dt] =

5. Psychology

Phineas Gage suffered a serious brain injury when a rod went through his brian. The importance of his injury to psychology was

What are the four elements of a valid contract? Describe the objective theory of contracts. Why do you think the court held that tere was not a valid agreement in the Judge Wood's decision

7. science

what would be the final amount of water in a mixture when 2kg ice at -20 degrees celsius is mixed with 5kg water at 20 degrees celsius? Given:specific heat capacity of ice=0.5/gram degree celsius,specific heat capacity of water=1cal/gram degree

8. Physics

Two charged smoke particles exert a force of 4.2x10^-2 N on each other. What will be the force if they are moved so they are only one eighth as far apart? F= 4.2x10^-2 N K= 8.99x10^9 e= 1.6x10^-19 Do I solve for r even though they're asking me to find the

9. Math

Increasing \$100 by a certain percent produces the same result as decreasing \$300 by the same percent. What is this percent?

10. Grammar and Composition

Hi, Can someone please read my huge post below and complete the last part for me (it is to be done by an adult), thank you sooo much!

11. Vectors

if |x|=2 and |y|=5, determine the dot product between x-2y and x+3y if the angle between vector x and y is 60deg.

12. algebra

what is 2x^2-2=-5x-1 in standard form?

Which of the following will be affected by the addition of a catalyst to a chemical reaction? a)the value of the reverse rate constant, kr b)the magnitude of the equilibrium constant c)the value of the forward rate d)ΔHo e)the value of the forward rate

14. Math

Of all rectangles that can be formed from thirty 4 x 4 squares, the one with the greatest perimeter has a perimeter of -----------?

15. Math

It is a story problem. Courtney has 27 chocolate chip cookies and 36 oatmeal raisin cookies. She needs to arrange them on trays. She doesnt want to combine either type of cookies and she wants the same number on each tray. What is the largest number of

16. CHEMISTRY

Hello, I am wondering what exactly characterizes a polar molecule. Are all polar molecules charged? How do you tell if an uncharged molecule is polar? Thank you so much!

17. chemestry

Did mass appear to be conserved during this chemical reaction? In other words, did it look like there was more or less mass than what you started with? Simply describe what you saw, not what you think should have happened. Use complete sentences for your

18. History

What was the Liberal Consensus? How did it reflect postwar assumptions about the economy, foreign relations, and America’s position in the world? How do Vietnam and the Great Society reflect the two sides of Liberal Consensus? How do the events of 1968

19. college physics

Estimate the rotational kinetic energy of Earth, assuming it to be a solid sphere of uniform density.

20. chem

part 1 When 0.633 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 103C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. (Note: Pay attention to

21. geometry

A 25-foot ladder is placed against a vertical wall of a building. The base of the ladder is 7 feet from the base of the wall. If the top of the ladder slips 4 feet, how many feet will the base of the ladder slide?

22. science

which has a lower ph pure water that is hot or pure water that is cold? is it possible for water to be neutralbut have a ph less than or greater than 7.0? how readily an acid donates a hydrogen is a !@#\$%^&tion of how well the acid is able to accomodate

23. Vectors

Determine the angle that vector a= (12,-3,4) makes with the y-axis.

24. Math

From the ff. account balances picked up from the ledger of Morgan Industries on July 15, 2008, prepare a trial balance in good form Morgan, Drawing Drawing 1, 800 Accounts Payable 38, 000 Land 30,000 Sales Discount 3, 600 Purchase Returns and Allowances

25. SCIENCE?CHEMISTRY***

DR Bob, can you go through the steps to work this out please.... how many grams of alcohol with a density of 0.900 g/cm ^3 (cm cubed) will have the same volume as 20.0g of mercury,with a density of 13.6 g/cm ^3 Do you have to find the volume of mercury

26. health

List 3 components of the environment Briefly describe the major pollutant in each category and their effect on health Explain how sustainable development affects the environment

27. classroom management

what are some strategies you would share with students who do not know how to cooperate.

28. health

List 3 components of the environment Briefly describe the major pollutant in each category and their effect on health Explain how sustainable development affects the environment

29. English

How would you put this in your own words. My teacher gave this to us as an example and were suppose to fix it to make it stronger. I deserve this scholarship, because I have the ability to follow through with all the hard work it will take to achieve my

30. SCIENCE?CHEMISTRY***

how many dozens of dust particles are in 2.45 g if each particle has a mass of 2.51 x 10^-4 grams...? I don't have a clue!!!!!! Thanks Andy

31. classroom management

what step would you take to ensure all students contribute to and are accountable for their efforts during collaborative learning activities? are they talking like i would go around and ask each memeber int he group if the student worked on it. and have

32. classroom management(last one)

would you allow students to self-select into teams when assigning collaborative learning activities? why or why not? I say no because the students need to learn how to work with other students. Every student learns differently. What would your criteria be

33. english

what are the five basic clues or signals that awriter can use yo guide readers through a peice of writing

34. science

I was to classify these elements as metals or nonmetals----iron, cobalt, sodium, oxygen,chlorine, and helium. This is how I classified them. Am I correct? The metals are iron, cobalt and sodium. The nonmetals are oxygen, chlorine and heluim.

35. science

In what form are most elements (in the periodic table) in nature? What does this mean?

36. medical science

How long do numbing treatments for lacerations last?

37. SCIENCE?CHEMISTRY***

an 56 Fe 2+ particle has how many protons neutrons amd electrons??? 56 2+ Fe Thanks Andy

38. algebra

what is the solution of the system of equations? y=4x+1 y=5x-9

39. chemistry

Which equation describes the relationship between the rates at which Cl2 and F2 are consumed in the following reaction? Cl2(g) + 3F2(g) yield 2ClF3(g) a)-d(Cl2)/dt = -d(F2)/dt b)-d(Cl2)/dt = 2[-d(F2)/dt] c)3[-d(Cl2)/dt] = -d(F2)/dt d)2[-d(Cl2)/dt] =

40. calc

find the horizontal asymptotes of the curve....? im not sure what to do? thanks y=14x/(x^4+1)^(1/4)

41. Spanish

What exactly are the differences between "por" and "para"?

42. algebra

factoring completely, state that the polynomials is prime. x^-16 (x+8)(x-8) not prime. x^-8x+12 x(8x+12) (4x+6) Check these problem me please

43. Reimbursement Methodologies

Would someone check my answers please, thanks for any help.. 1. By creating a committee on social welfare, the American Association of Labor Legislation helped to A. decrease public hospital costs. B. implement fee schedules. C. implement health care

44. statistics

The first class in a relative frequency table is 50–59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?

45. math

Imagine that you're the manager of the Candle Shop. Figures C-1 contains your records of annual inventory figures for candles. Using the FIFO method of inventory pricing, what is the dollar value of ending inventory if there were 17,000 units on hand on

46. math

One solar pad can raise water temp 1 degree in 30 min. a second solar pad takes 45 min to raise water temp 1 degree in 45 min. Both machines working together. How long will it take to raise the temp 1 degree

47. Chemistry

Why is it important for a company manufacturing vinegar to regularly check the molarity of its product?

48. Physics

A body moves in rectilinear motion along the x-axis with an acceleration of a = 24 - t - 6 t^2 . Starting with an initial position at the origin (x = 0) and an initial velocity of 4 ft/s to the left (along the negative x-axis), what is the position of the

49. education

What is critical thinking?

50. math

you take 2 balls without replacement from the bag, 2 yellow and 7 pink find the expectation and the standard deviation of how many yellow balls you will get

51. chemistry

What is the carbonate-ion, CO3-2, concentration in a 0.037 M carbonic acid solution? a. 1.2 ´ 10-4 b. 4.2 ´ 10-7 c. 7.6 ´ 10-8 d. 4.8 ´ 10-11 e. 5.2 ´ 10-19

52. spanish

What does Que llevan Los jugadores de futbol? Mean in english

53. Social Studies

South America lies in the blank Hemisphere and the blank Hemisphere at latitude blank and the blank Pole at latitude blank

54. marketing

What are some of the different stages a company goes through when developing its IMC strategy?

55. history

what is the name of the highest class in the 1880's?

(2u+9)(2u+1)

57. calculus

Solve the equation (the square root of x+2)+ (the square root of x-2)=(the square root of 4x-2)

58. chemistry

how many moles of acetic acid are in 15.05mL, 45.13mL, and 75.22mL of titrated vinegar?

59. health

how does technology affect the preservation of confidentiality?

My class is selling flowers. We want to arrange them so that they are all in equal rows with no row containing different types of plants. Using the numbers from the table provided, what is the largest # of plants we can put in each row? (Marigolds-48 pots,

61. law school

I need to know what makes judges effective and ineffective? how does gender effect delinquency? Can someone help please

62. economic

which of the 10 principle do you think play a major role in your decision Provide an example for each about decision making interaction and the working of the economy.Explain how that influences the marginal benefits and marginal costs associated with the

63. Glaciers

I am looking for sites that help you answer questions on glaciers and identify parts og glacier

64. statistics

A school counselor tests the level of depression in fourth graders in a particular class of 20 students. The counselor wants to know whether the kind of students in this class differs from that of fourth graders in general at her school. On the test, a

65. chemistry

How many kilojoules are released when 90.0 methanol is burned? I know the answer is 1020 kj but have NO idea how to get it, or what I'm doing wrong.

66. Grammar and Composition

Desert Island Essay Pre-writing Sheet: Step 1: Choosing a Topic -Bahamas -Caribbean Islands -Adriatic Islands -Baltic Islands -Mediterranean Islands -Pacific Islands Step 2: Narrowing a Topic -Caribbean Islands~Barbados~Bridgetown, Barbados -The Island I

67. Algebra

13. Which relationship would most likely have a positive correlation? a. The amount of memory in a computer, and the number of keys on the keyboard. b. The rate at which a train travels, and the time it takes for it to reach its destination. c. The number

68. reimbursement methodologies

I read over my answers and re-done them, could someone please check them again for me.. Thanks in advance 1. By creating a committee on social welfare, the American Association of Labor Legislation helped to A. decrease public hospital costs. B. implement

69. calculus

Calculate Integrals: x= 2 cos â - cos 2 â -1, y= 2 sin â - sin 2 â? I need the procedure. The answer is: 6ð Thank you!

70. Calculus I Theorem

I factored and simplified dy/dx of 192x^5 + 96x^3 + 12x all the way down to x^2 = u = (-1/2) and (-1/6). How does the result illustrates part 1 of the Calculus Fundamental Theorem?

71. World History/Geography

What are the Major imports and exports of New Zealand?

72. geometry

find the sum of the measures of the interior angles of a 13-gon

73. geometry

How do find the lateral area of a triangular prism?

74. ea

Q: penn foster examination number 02603600 1. Which learning technique is frequently used in the expository model of teaching? A. Deductive thinking C. Discovery learning B. Inductive thinking D. Knowledge-based learning my Answer..A 2. Which technique is

75. Chemistry

9.50mL of .100M NaOH + 8.00mL of .100M of HC2H3O2. Find the pH. Okey this is what I did. 8.00-9.50=1.5mL or .0015L .0015L x .1000 = .00015 moles .00015/(total volume) = .0085714 M -log(.0085714)= 2.0669=pOH 14-2.0669 = 11.933 But I'm getting the feeling

76. Geography

Eastern Europe's cultural diversity is the best characterized by the many different: A.political systems present in the region B. languages spoken throughout the region C.styles os clothing worn in the different countries D.economic activities practiced

77. HIstory

As international turmoil began to threaten the stability of Europe and Asia in the 1930s, most Americans believed in maintaining the nation’s neutrality and resisted getting involved. Why was isolationism so strong? How and why did this sentiment break

78. History

What were the specific concerns of American policymakers during and after WWII with regard to the USSR? How did the fear of communism aboard impact American foreign policy in the post period?

79. History

What was the strategy of containment? Why was it created and how was it originally defined? How did the federal government’s policy of containment change over time? In what ways was containment linked to the new Cold War emphasis on national security?

80. Chemistry

Need help with #2 & # 3 1. Record the pairs of data for pressure (atm) and volume (mL). Pressure(atm) Volume(mL) 1.000 150 mL 1.154 130 mL 1.364 110 mL 1.667 90 mL 2. Does your experimental data verify Boyle's Law? Explain. 3. What pressure would the gas

81. History

How did the fear of communism at home impact American society and American politics? What groups and individuals helped to stoke fear of communist infiltration, and who were their targets? Why did America develop such a conformist culture in the 1950s and

82. History

Why did the Civil Rights Movement emerge when it did? What tactics did it use, and how did those tactics change over time? What were the consequences for the movement as it incorporated demands for economic and cultural equality?

83. History

Why did Americans get involved in Vietnam? How and why did our involvement increase? How did each administration justify its involvement and what did each hope to achieve? How does the US’s involvement reflect the post- WWII emphasis on containment,

84. History

In the 1970s, America faced a number of new challenges to its economic, military, and political supremacy, all of which undermined the self-confidence of the post-WWII period. What were some of these challenges? How did America respond to them? In what

85. History

In the 1970s and 80s the U.S. witnessed the rise of a new social and political conservatism. What were some of its goals? In what ways was conservatism reacting to what it considered the excesses of the New Deal, the Great Society, and the protest movement

86. physics

A 100 kg mass starts from rest at the top of an incline plane that makes an angle of 35 degrees with the horizontal. There is a coefficient of friction of 0.005 between the ramp and the mass. The mass slides down the ramp and then slides to a stop on a

87. Statistics

#1- The normal distribution had a mean of 14 and standard deviation of 4. There were 30 people in the study group and the average was expected to be 16. The study was tested at the .05 level of significance. What was the power of the study? 74.2% 80.5%

88. E=MC^2

Are there any schools offering British curriculum in USA?

89. college physics

Tarzan stands on a branch, petrified with fear as a leopard approaches. Fortunately, Jane is on a branch of the same height in a nearby tree, holding a 25m long vine of negligible mass attached directly above the point midway between her and Tarzan. Jane

90. college physics

A board of mass m and length L is leaning against a wall. The wall is frictionless, and the coefficient of static friction between the board and the floor is µ. Find an expression for the minimum angle β at which the board can be leaned without slipping.

91. college physics

An airline passenger pulls a wheeled suitcase, exerting a force of 60N, at a 35º angle with the horizontal. How much work does she do on the suitcase in pulling it 45m from a taxi to the checkout counter?

92. college physics

A truck of mass 9M is moving at a speed v = 15 km/h when it collides head on with a parked car of mass M. Spring mounted bumpers ensure that the collision is essentially elastic. Find the final velocities of each vehicle. Repeat for the case of the car

93. college physics

The blade in a food processor spins at 1700 rpm. After the machine is turned off, the blade comes to a stop in 3.7s. How many revolutions does it make during this time, assuming constant angular deceleration?

94. college physics

A surfing physicist paddles out beyond the breaking surf to a deep-water region where the ocean waves are sinusoidal (can obey a sine or cosine function) in shape, with crest 14 m apart. The surfer rises a vertical distance 3.6 m from wave trough to crest,

95. college physics

A space shuttle is in a circular orbit at a height of 250km, where the acceleration of Earth’s gravity is 93% of its surface value. What is the period of its orbit?

96. college physics

A 55 kg engineer leaves her office on the 33rd floor of a skyscraper and takes an elevator to the 59th floor. Later she descends to street level. If the engineer takes her office as the zero for potential energy and if the distance from one floor to the

97. Finance

If the APR on your credit is 18%, what percentage do you pay each month on an outstanding balance?

98. Finance

What would be the fee for a buyer to purchase 2 discount points on a home with a sale price of \$275,000?

99. Finance

Upon what does your standard deduction depend?

100. Finance

Jackson finds that his total assets add up to \$124,690 and his total liabilities add to \$96,800. What is his net worth? - or +

101. Computers/ Bussiness

Select two organizational departments in a business. · Write at least 200 words in two paragraphs (one paragraph per department) in which you identify the roles of information systems within those two departments. Please be sure to discuss information

102. Vectors

Cross product of vector: If axb(cross product)=(2,0,1) and bxc= -4,0,-4 solve magnitude of axb times magnitude of b x c |a x b| x|bxc|

103. Physics

A 5.1 kg bowling ball and a 7.1 kg bowling ball rest on a rack 1.07 m apart. (a) What is the force of gravity exerted on each of the balls by the other ball? (b) At what separation is the force of gravity between the balls equal to 2.0 10-9 N?

104. Vectors

A triangle has vertices A(2,3,7), B(0,-3,4) and C(5,2,-4) A) determine the largest angle in the traingle b) determine the area of of the triangle pls tell me how to solve the problem

105. Finance

Nine rights are necessary to purchase one share of Fogel stock at \$50. A right sells for \$4. The ex-rights value of Fogel stock is

106. childcare

Please ,I need examples of lesson plan for (preschooler): 1- Select a concept regarding diversity . express your objective(es)in terms of how the children are able to communicate what they have learned at the end the lesson. 2- Plan one long activity or