Questions Asked onApril 16, 2010

1. Calculus

At what points does the helix r = sin(t), cos(t), t intersect the sphere x^2 + y^ 2 + z^2 = 26? (Round your answers to three decimal places. Enter your answers from smallest to largest z-value.)

2. Chemistry

The oxygen gas emitted from an aquatic plant during photosynthesis is collected over water at a temperature of 25 C and a total pressure of 760 torr . what is the partial pressure of the gas?

3. Chemistry

The element europium exists in nature as two isotopes: 151^Eu has a mass of 150.9196 amu, and 153^Eu has a mass of 152.9209 amu. The average atomic mass of europium is 151.96 amu. Calculate the relative abundance of the two europium isotopes.

asked by Sean P.
4. chemistry

Ammonium carbonate decomposes upon heating according to the following balanced equation: (NH4)2CO3(s)-->2 NH3(g)+CO2(g)+H2O(g) Calculate the total volume of gas produced at 25 C and 1.07atm by the complete decomposition of 11.86 g of ammonium carbonate.

5. chemistry

how to write a net ionic equation of CaS+CuCl2

6. English

Write a sentence that matches the form provided in the description (Sentence with compound subject and action verb.) My Sentence is : The lizard and the cat jumped on the mouse. Now i need a second sentence to match my first sentence (Sentence with a

7. Chemistry

Maleic acid is an organic compound composed of 41.39% C, 3.47% H, and the rest oxygen. If 0.271 mol of maleic acid has a mass of 31.4 g, what are the empirical and molecular formulas of maleic acid? So I checked the problem again, and yes this is the whole

8. physics

Spaceship I, which contains students taking a physics exam, approaches Earth with a speed of 0.640 c, while spaceship II, which contains instructors proctoring the exam, moves away from Earth at 0.280 c, as in Figure P26.27. If the instructors in spaceship

9. Biology

Have I got the correct answers for all these questions? 1. Explain what genetic engineering is and how it can be applied to everyday life. Ans- Genetic engineering is a technology in which the genome of a living cell is modified for medical or industrial

10. Chemistry

Consider the following chemical reaction: C (s)+ H2O(g) --> CO(g)+ H2(g) How many liters of hydrogen gas are formed from the complete reaction of 1.20 mol of C? Assume that the hydrogen gas is collected at a pressure of 1.0 atm and temperature of 310 K.

11. geometry

find the area of the trapezoid whose diagonals are 30 each and height of 18? I spent 2 hrs and I can't figure it out Pls. help 408-887-2612

12. History

What factors besides ending the war in the Pacific, might have contributed to President Harry Truman's decision to drop the Atomic Bomb?

13. math

Logarithm!!! Select all of the following that are true statements: (a) log(2x) = log(2) + log(x) (b) log(3x) = 3 log(x) (c) log(12y) = 2 log(2) + log(3y) (d) log(5y) = log(20y) – log(4) (e) log(x) = log(5x) – log(5) (f) ln(25) = 2ln(5) (g) ln(1) =

14. physics

Spaceship I, which contains students taking a physics exam, approaches Earth with a speed of 0.640 c, while spaceship II, which contains instructors proctoring the exam, moves away from Earth at 0.280 c, as in Figure P26.27. If the instructors in spaceship

15. chemistry

What is the osmotic pressure of a solution containing 25.7 g of sugar (C12H22O11) in one liter of solution at 20°C?

16. Geography

52. Discuss the process known as the "Four Modernizations" and how the attitude of the Chinese leaders in this area contrasted with response to rise of democratic protests. After Mao Zedong died in 1976, a power struggle followed that pitted the Gang of

17. Geography

Where on Earth: Country A is described as "shaped like an S, tropical rain forest, very populous, facing the South China Sea." -First I said Indonesia, and it was wrong.I'm pretty sure it's Vietnam Country B earns this note: "a wet land bordered by

18. Geography

53. Compare and contrast the societies, governments and economies of both North and South Korea. The Korean Peninsula is divided into two nations: North Korea, or the Democratic People’s Republic of Korea, and South Korea, or The Republic of Korea. North

19. Physics

An oscillator with a mass of 520 g and a period of1.2 s has an amplitude that decreases by 2.20% during each complete oscillation. At what time will the energy be reduced to 15.0% of its initial value?

20. Chemistry

1. What is the reaction between copper(II) sulfate and barium hydroxide? 2. What is the reaction between thiocyanate and iron(III) nitrate? 3. What is created when hydrogen peroxide is heated? 4. What is produced when HCl and KMnO4 is mixed?

21. chemistry

A radioactive sample contains 3.25 1018 atoms of a nuclide that decays at a rate of 3.4 1013 disintegrations per 26 min. (a) What percentage of the nuclide will have decayed after 159 d? % (b) How many atoms of the nuclide will remain in the sample? atoms

22. Chemistry

Oxygen gas reacts with powdered aluminum according to the following reaction: 4Al(s)+3 O2(g) --> 2 Al2O3 (s) How many liters of O2 gas, measured at 789 mm Hg and 35 C, are required to completely react with 2.2 mol of Al?

23. social studies

What advantages might there be in living near other people in small towns, such as those in New England?

24. Chemistry

A sample of pure cobalt-60 has an activity of 8 µCi. (t1/2 cobalt-60 = 5.26 a) (a) How many atoms of cobalt-60 are present in the sample? atoms (b) What is the mass in grams of the sample? g The way I approached part a was to first convert the microCi

25. Statistics

2.) Car insurance companies assume that the longer a person has been driving, the less likely they will be in an accident, and therefore charge new drivers higher insurance premiums than experienced drivers. To determine whether driving experience is

asked by Jayesh Patel
26. Chemistry

Ammonium carbonate decomposes upon heating according to the following balanced equation: (NH4)2CO3(s)-->2 NH3(g)+CO2(g)+H2O(g) Calculate the total volume of gas produced at 25 C and 1.07atm by the complete decomposition of 11.86 g of ammonium carbonate.

27. Chemistry

Ammonium carbonate decomposes upon heating according to the following balanced equation: (NH4)2CO3(s)-->2 NH3(g)+CO2(g)+H2O(g) Calculate the total volume of gas produced at 25 C and 1.07atm by the complete decomposition of 11.86 g of ammonium carbonate.

28. Geography

53. How has the Suez Canal been a catalyst for nationalism in Egypt. For more than a thousand years Egypt was ruled as part of various Muslim empires, the last of which was the Ottoman Turks. However, by the late 1700s, the Ottoman Turks’ power was in

29. ochem

What's an equation of the hydrolysis of one ester group in tannins by CaCO3?

30. Calculus (integrals)

Use the following formula for the sum of the cubes of the first integers to evaluate the limit in part (a). 1**3+2**3+...+n**3=((n(n+1))/2)**2 (a)lim n approaches infinity and the sum of n (top) and i=1 (bottom) with (3i/n)^3*(3/n) I don't know how to

31. chemistry

Under laboratory conditions of 25.0 degrees celcius and 99.5 kPa, what is the maximum number of cubic decimeters of ammonia that could be produced from 1.50 dm3 of nitrogen according to the following equation: N2(g) + 3H2 (g) --> 2NH3(g) I am not sure

32. calculus

Evaluate the integral upper number is 8 lower number is 1 1/x^2 times sqrt of (1 + 1/x) dx

33. math

Assume that the salaries of elementary school teachers in the United States are normally distributed with a mean of \$36,000 and a standards deviation of \$6000. What is the cutoff salary for teachers in the bottom 10%? Answer choice: a. \$28,320 b. \$43,680

34. Math

Factor each expression completely. Can you please show me the steps for these. I'm so confused and don't know how to do them. Thank you so much!! kx^3+2kx^2-63kx and 3xz^2+42xyz+99xy^2

35. math

A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 450 seconds and a standard deviation of 40 seconds.

36. calculus

Find the volume of the solid formed by revolving the region bounded by the graphs of y=3-(x^2) and y=2 about the line y=2

37. Chemistry

Q1. The blood volume in a cancer patient was measured by injecting 5.0 mL of Na2SO4(aq) labeled with 35S (t1/2 = 87.4 d). The activity of the sample was 300 µCi. After 22 min, 12.9 mL of blood was withdrawn from the man and the activity of that sample was

38. Chemistry

A radioactive sample contains 3.25 1018 atoms of a nuclide that decays at a rate of 3.4 1013 disintegrations per 26 min. (a) What percentage of the nuclide will have decayed after 159 d? % (b) How many atoms of the nuclide will remain in the sample? atoms

asked by Trixie T
39. Math-Factoring 2

Factor Completely 2x^3-40x^2-192x I have a common factor of x so I rewrote the problem as x(x^2-40x+192) then trying to use FOIL rewrote as (x ) (x ) And that is where i'm stuck.

40. Math

Write the following in scientific notation .000005 30 million .036754 24,000,059

asked by Diana Matienzo
41. Fianacial Management in Health Care Organizations

Resource: Ch. 5 of Financial Management in Health Care Organizations. „h Calculate the future value of the following: o \$5,000 compounded annually at 6% for 5 years o \$5,000 compounded semiannually at 6% for 5 years o \$5,000 compounded quarterly at 6%

asked by Laura Alfonso
42. math

A standard deck of cards is made up of four suits with 13 cards in each suits (total of 52 cards). If we randomly sample five cards from a standard deviation of \$6000. What is the cutoff salary for teachers in the bottom 10%? Answer choice: a) 5/2,598,960

43. Economics

1. Decision making: which factor of production is represented by each of the following: a. An office building b. An assembly line worker c. A student

44. 7th grade science

what is the flow of matter and energy?

45. Chemistry

An air sample contains 0.038% CO2. If the total pressure is 764 mm Hg , what is the partial pressure of CO2?

46. Math

Projectile motion: Let's suppose you throw a ball straight up with an initial speed of 50 feet per second from a height of feet. a) Find the equation that describes the motion as a function of time. My answer was x = 0 and y=-16t^2+50t+6 b) How long is the

47. math

a company packages snack mix in cylindrical tubes.each tube is made from rectangle of cardboard.the bases of the cylinder are plastic.the cardboard comes in.8.5 inches by 11 inches sheets.to hold the greatest amount of mix should the longger side or the

48. geometry

In the following figure given a circle C(o,3) Bp=AB and BA^N = 30 a) Calculate AP,BN and AN b)Calculate AQ and BQ c) Show That M is the mid point of (AP) d)Show that (OM)is perpendicular to (A)

49. History

How did the location of the Axis powers in Europe contribute to their defeat?

50. Math

Consider the following spreadsheet: What formula would you use to calculate the number in cell B2? Cell A Cell B Cell C Cost of item 4% tax cost of before tax item with tax \$130 5.2 \$135.2 \$150 6 \$156 I do not know how to write a formula for calculate cell

asked by BWB HELP

'Good'and'well' -she performed WELL -you look GOOD in that color -these apples are GOOD -he rides his bike WELL -she made a GOOD attempt to win the race -the man reported that all was WELL in the coal mine -jonas said 'i feel WELL, thank you' -the team

o What are the advantages of the four different special journals? When would you use each type? o What is a subsidiary ledger and what purpose does it serve? o What is a control account and what purpose does it serve? o Which two general ledger accounts

53. physics

find the resultant of vectors A of magnitude 10units in the direction N40E and B of magnitude 8units in the direction S30E

54. Math

Explain how do you find the period of Y = cos(6x) from your graph. what is the period of Y= cos(6x) in radians?

55. language please check

1-the baby was the PRINCIPLE reason for his happiness 2-the jury heard only the PRINCIPLE facts 3-It's not the facts that upset me,it's the PRICIPALS of the case 4-his hay fever was the PRINCIPLE reason for his sneezing 5-she was a person of strong

56. COM/220

I need a little help..I have to find a good argumentative thesis statement. My goal is to prove that cyber-bullying is worse than regular bullying. I have tried several different times to come up with a good statement that is argumentative but to no avail

57. college

A device uses an AC voltage of 4320 V, which is obtained from a standard 120.0 V outlet by means of a transformer. If the primary coil has 21 turns, how many turns are in the secondary coil?

58. English

1. When is the due date of the report? It is on May 1st. 2. When is the deadline of the book? It is tomorrow. 3. When is the report due? It is due this morning. 4. When is the book due? It is due this Thursday. (Are the questions and answers all correct?

a ball with a r of 2inches weighs 2.40 lb.find the weight of a ball of the same material with 3 inches r

60. accounting

Write a 200- to 300-word response explaining what information would be found in each of the following groupings on a classified balance sheet and how that data might indicate the future success or failure of a business: o Current assets o Long-term

61. science

i need to make a gold rube berg simple machine(i think that is what it is called) and i need some ideas and some tips THANK YOU

62. physics

find the thermal stress in a 18 ft long steel beam that embedded in concrete. If the temperature rises by 40 degrees and the beam move a distance of .04 inches on each side. E=30*10^6 psi

asked by stacey graham
63. Engneering

A compressed high-resolution chest xray image requires 8MB of data. most GP surgeries are connected to the NHS network at a speed of 2Mbps. how long would it take to download a set of 6 image. give your answer to seconds, to two decimal places using

64. Biology

I'm stuck on these 2 questions..please help in any way! Thanks 2. How can genetic altering benefit the society of today and future societies? 6. What other areas of life could this manipulation of genes cause? Links would be of great help, or suggestions.

65. Evirnomental science

· What air pollutants combine and contribute to this issue? · Briefly describe the health and environmental problems caused by the selected atmospheric issue. · Provide one key solution to help either reduce the effects or recover from the effects of

Projectile motion: Let's suppose you throw a ball straight up with an initial speed of 50 feet per second from a height of feet. a) Find the equation that describes the motion as a function of time. My answer was x = 0 and y=-16t^2+50t+6 b) How long is the

67. Math

Use common factoring to factor each polynomial. 2x^2y-xy^2+xy

68. calculus

Evaluate the definite integral: upper number of the integral is 6 lower number is 2(4x^2+5)/sqrt of x*dx

69. calculus

upper number is 1 lower number of the integral is 0 u^3(u^-1/2+u^-1/5)du

70. Chemistry

One last question...even though no one seems to be willing to help me out without being rude. The blood volume in a cancer patient was measured by injecting 5.0 mL of Na2SO4(aq) labeled with 35S (t1/2 = 87.4 d). The activity of the sample was 300 µCi.

71. physics

A 1.88-m long rope has a mass of 0.139 kg. The tension is 55.4 N. An oscillator at one end sends a harmonic wave with an amplitude of 1.09 cm down the rope. The other end of the rope is terminated so all of the energy of the wave is absorbed and none is

72. science

what is the flow of matter and energy is it waves

73. japan

What is han ban desu ka?

74. math

you want to find hot the length of a pendulum affects the time the pendulum takes to sing back forth. explain how you would model the situation

75. Engineering

ANPR system takes two images of each passing car. each image is 840 pixels wide and 320 pixels high. each pixel is stored in one byte. on average six car pass per minute. if each uncompressed image is sent back to the control centre for processing, what is

76. spanish

I want a small essay In spanish about life or love pleaseeeee

77. physics

A stairwell is supported by two circular steel rods at one end. The other end supported above. The two steel rods are subjected to a total load of 12,800lbs. The rods are 24 ft long and E=30*10^6 psi. Select the rod based on the following specs. The rod

asked by stacey graham
78. math-HELP

A deli offers its cheese sandwich with various combinations of mayonnaise, lettuce, tomatoes, pickles, and sprouts. 5 types of cheese are available. How many different cheese sandwiches are possible? I got 10 for the answer is that correct?

79. Workplace Environment

I need a research paper on Safety in a nursing home facility that's due 4/16/2010. I need an analysis of an existing safety program, pros and cons based on regulations and standards, including applicable OSHA regulations; Deficiency corrective measures

80. socials 9

To help answer the question “did Charles force civil war or parliament?” make a for-and-against organizer with the question as the title. List the points that for a No answer, with examples, in another column/ Write your conclusions at the bottom of

81. Workplace Environment

Is there hope for the research paper in the class Workplace Environment?

82. Workpplace Environment

Can you direct me to someone that will help me with writing the paper or even give me a website to go to for some information. Urgent!!!

83. what is....

well i am in the 3rd grade and i am going to take a test called TCAP the problem is is that i don't know anything about it and my questions are -what is it's purpose -what if i fail would they put it in my file -what do they do if i pass it

84. Math - Factoring

Factor Completely 6^8+12x^6-24x^4+30x^2 I got 6x^2(x^6+2x^4-4^2+5) Correct?

85. physics

A clip is bolted to column supports a steel beam with and end reaction P =32.5kips. The angle is connected using 2-(7/8)in diameter High strength A325 bolts. The allowable shear capacity of the bolts is 17,000psi. Are the bolts adequate? For this I got

asked by stacey graham
86. DIVERSITY IN THE CLASSROOM

• Read the Differences in Socioeconomic Status section on p. 53 of the text. o List three social factors that most impact the scenario here is the scenario. Differences in Socioeconomic Status The middle school in a rural community of 9,000 residents has

87. opinion

why do people treat others in a bad, mean way i need as much opinions as possible thank you

88. English

Hello! On Wednesday I am teaching English as a foreign language - 1st grade of high school) The topic: animal proverbs (I need to teach them these 18 animal proverbs) There are 8 learners in the class. I have 18 pictures of these proverbs and of course

89. English

1. He solved two math questions with ease. 2. He solved two math problems with ease. 3. He solved two mathematical problems/questions with ease. (Are all the same? Which one is commonly used?)

90. Geometry

An isosceles triangle has two 10.0-inch sides and a 2w-inch side. Find the radius of the inscribed circle of this triangle, in the cases w = 5.00, w = 6.00, and w = 8.00. Then Write an expression for the inscribed radius r in terms of the variable w , then

asked by sarah b
91. critical thinking

-------------------------------------------------------------------------------- 2) Which of the following, if true, would best explain the material presented in the table? A) The total value of property owned by Black residents in Washington during the

92. takingastance

After allowing a chain of thoughts to percolate, I have arrived at a difference of opinion that I would like to investigate further. In the light of the times in which we live, there is a clash about deliberately scrutinizing certain groups at airport

93. Math

Eliminate the parameter and write the corresponding rectangular equation whose graph represents the curve. x = secQ Y = tanQ Would I use cos^2Q + sin^2Q = 1?

what is the present tense form of "be"? please help, I don't have a clue.

95. elementary statistics

# Research the topic of Job Satisfaction using the Business Source Premier Database (EBSCO) and/or the ABI Inform Global database in the Library using the instructions linked here. # Provide a summary of the research article. Include a hypothesis null and

96. calculus

Use the Midpoint Rule to approximate the integral: the upper number of the integral is 14 the lower number is 10 (4x+6x2)dx. with n=3

97. statistics

Given a distribution of scores with a mean of 26 and standard deviation of 6. assuming normality what percentage of the cases fall between 18 and 27, what percentage of the cases lie above score 18 and below 29

asked by Anshika Srivastava
98. math

an alphabet book will have one letter on each page. eight pages will be printed on a single piece of paper.you fold the paper in half.then you fold it in half again and trim the edges. the eight pages appear in order. draw the layout for two sides of the

99. college physics

A proton moving in a magnetic field experiences a magnetic force of 17 N at 26o at one instant in time. At the same instant in time, an electron moving with the same speed experiences the same magnetic field. Compare the magnetic force experienced by the

100. physics

Find the strain and stress on a 1.5 inch diameter cylinder which is subjected to a load of 7.8 tons and measures 11.92 inches instead of the original 12 inch length. What is the Modulus of Elasticity for the material?

asked by stacey graham
101. math

how to find a square root of given number?using basic method

102. Workplace Environment

My writing is not good but if i can get someone to direct me to sources i can put information together? Urgent

103. Math Help

Perform the calculation mentally 1. 90 + 247 + 253 + 110 2. 799 - 117 3. 25 × 25 × 8

104. writing

I need an article about a dog convention for my language arts project and i need it like right now

105. grade 10 career studies

I have to hand in an assignment called WHO AM I? for my grade 10 career studies course, i just need to no what to hand in exactly

106. Marketing

What industries operate almost devoid of global competition?

107. math

factorise 1. 3a^2 - 2a - 8 2. 3x^2 + 31 + 10 3. 64y^2 - 49 please help thankyou

108. math

A contractor is considering a sale that promises a profit of \$20,000 with a probability of .7 or a loss ( due to bad weather, strikes, and such) of \$3000 with a probability of .3. What is the expected profit? a. 13,100 b. 17,000 c. 14,000 d. 16,100

109. COM/220

Hi I am looking or Ms Sue. I have finished the Thesis Statement, Introduction, and the Conclusion...would you mind to read it and see if it all works together for the Persuasive or Arguementative Paper..thanks so much for your time.

110. science

Use the mole ratio of CuO produced per mole of malachite to write a balanced equation for malachite decomposition reaction. Assume that CO2 is also product of the decomposition.

111. help ms.sue

whats one opinion about leukemia.i all ready wrote a fact but i baerly know anything about it so i can not write a opinion please.this is just home work ? please help me ms.sue from, priscilla perez

112. math

What does it mean to factor a polynomial?

*principle or principal(do these make sense?) -She was a person of strong PRINCIPAL. -The PRICIPALS sat together at the district confrence. -How much of the total in my savings account is PRINCIPAL? -His hay fever was the PRINCIPAL reason for his sneezing.

114. Health

What function does the judicial system currently serve regarding health care delivery?

115. education

How do you Develop a protocol for channeling students into a gifted program

116. did I get this right?

Identify the properties ( 5 + 3) + 4 = ( 3 + 5) + 4 = Communitive property ( 3 × 2) × 8 = 3 × ( 2 × 8) = associative property

117. Programming C++

If we are using two data intergers and there answer is bigger than simple data intergers and we are givig computer long data integers for the answer but the answer is false . so i want to know why it is false?

118. math

how to work out the answer to 0.08 divided by 0.7, it dividing decimals

119. Economic

Why demand is quoted history irrelevant for the management of raw materials and work-in-process inventories?

120. calculus

Evaluate the indefinite integral. integral of 8 sin^4 x cos x dx

121. Faculty of Business Studies

LB160 TMA01 • This TMA01 contains 3 parts. Student should answer either Part 1 or Part 2. Part 3 is compulsory. • The value of TMA01 is 15 points. • The mark assigned to each part is 7.5 points.

122. Management Policy

A paper that is 2 pages long, double spaced, please I broke my arm, had surgery and now behind in class work. Professor not cutting me too much slack this is the only other option I have. Why is strategy important to business?

asked by Mrs Moore
123. English

What's a good introductory paragraph for an essay about To Kill a Mockingbird? It's about the theme and my theme is, "If a person lives with sympathy and understanding, then it's possible to retain faith in humanity even though it has a capacity for evil."

124. math

this year Ben is 4/7 as old Glen. Fifteen years fromnow Ben will be 3/4 as old as Glen. At that time he sum of thier ages will be 63. How old are Ben and Glen now?

125. Health care delivery in the us

I need to write a paper on health care system evolution, what questions will I be looking to answer

126. Chemistry

A certain Geiger counter is known to respond to only 1 of every 1000 radiation events from a sample. Calculate the activity of each radioactive source in curies, given the following data. 580 clicks in 104 s My text barely attempts to explain how to do

127. art

Summarize the distinction between film and popular cinema in 200 to 300 words. Provide examples of each and explain why they fall into either category

128. geometry

the lenght of a rectangle is fixed at 24cm. what withs will make the perometer greater than 76cm

129. socials 9

a defiance for the proposition that the Divine right of kings is necessary to good government. What do they want me to do here? do they want me to wright how its good or bad?

130. Chemistry

Suppose you place a kettle on the stove and boil some water.Is the steam that forms physical of chemical change?

131. Philosophy

What are the differences between phenomenal and noumenal worlds?

132. DIVERSITY IN THE CLASSROOM update

The social factors that most impacted the scenario I found where low income, bullying, peer pressure, parent’s expectations and role playing, and high income. I think high income is a social factor because the parents that have a high income do not seem

133. science

which one is easier to make? Rube Goldberg bridge IS THEE ANY IDEAS?

134. math/computers

Problem: Solve X mod Y for all positive integers. Do so without using multiplication or division.

atomic structure

136. Math

Consider the following spreadsheet: What formula would you use to calculate the number in cell B2? Cell A Cell B Cell C Cost of item 4% tax cost of before tax item with tax \$130 5.2 \$135.2 \$150 6 \$156 I do not know how to write a formula to calculate cell

asked by BWB HELP
137. Critical thinking

How do I perfect an expository essay? Introduction, thesis, body and conclusion

138. ryme

what rhyes with candy

139. Math

Can someone please help with this? I am helping my niece with this problem:7x>_49. Here is what I have: x>_7. The solution is:{x|x>_7}. The graph is: a solid dot on the 7 going to the right. Is this correct?

140. physics

can anyone give an example of imperfect inelastic collision and how is it different from perfect inelastic. My teacher and the book didn't mention anything about imperfect one

141. English

Can you please tell me if the following sentences are correct please? Thank you very much for your invaluable help. 1) Catherine is not in love with Edgar and their relationship is wholly unsentimental. 2) Catherine fears what people may think if she

142. Math

A car travels 815 km in 10 days. at this rate, how far would it travel in 20 days?

143. spanish

How do you write "December the 9th" in Spanish ?

144. math

The length of the hypotenuse of a right triangle is ã2 times the length of one of the legs of the triangle. answer choice: a.Always true b. sometimes true c. never true

145. i need some tips

okay so now i have this test called tcap and there is A LOT to study and i only have 2 days to study i need help do u have any tips that would help me study or help me ON my tcap test please respond i need as many people to respond because i really need

146. math

Did i do these problems correctly? 1. 39*(-43)= -1677 I multiply 39 and -43 and the answer was -1677 2. Find absolute value of |-7| and the answer is 7. It is the opposite of what it is. 3. Add. -24 + (-17) The answer is -41. They both are negative so you

147. social studies

my teacher said that there is religious conflict in egypt could you please in two or there sentences tell me about it i am curious

148. physics

A truck moving at 19.8 m/s [S] accelerates at 3.50 m/s2 [N] for 3.00 s. What is the truck's final velocity?

149. math-geometry

The length of the hypotenuse of a right triangle equals the length of one of the legs of the triangle. a.) Always true b.) Sometimes true c.) Never true I for A for the answer is that correct?

150. computers

Write an algorithm, in English, to solve the following problem. Be sure to include pre- and post-conditions!

151. SCI 275

4 factors that produce changes in population size

152. help ms.sue

i need a rymeing chart

153. ACC230

"Write a 200- to 300-word summary analyzing the implications of profitability and the net income of the company."

154. math

15over51 in simplest form

155. science

i need help with standard deviation and erro bars on graph, if i want to talk about my graph and mention the erro bars and what it means how do i do that?

156. 8th grade physics

1. if you double the distance over which a force moves an object,the work will be multiplied by?? 2.if emily doubles her velocity.her kinetic energy will be? 3.the unit joule is equivalent to?

157. math

solve the quadratic equation 5x^2+5x=2 so far i have -5+/- (Radical sign) 65/10... how do i simplify that i know it should be two different real solutions

158. math

how do you find a factor of a parabola

159. COM/220

I need someones opinion on my thesis statement and the introduction that I have came up with...Is there someone that would be willing to let me send it to them to review to see if would work for a persuasive or argumetative paper??

160. english

how do sonnets compare with modern day music and songs? its for a presentation