# Questions Asked onApril 12, 2007

1. ## solving trig. equations

tan(3x) + 1 = sec(3x) Thanks, pretend 3x equals x so tanx + 1 = secx we know the law that 1 + tanx = secx so tanx + 1 becomes secx and... secx = secx sec(3x) = sec(3x) [just put 3x back in for x- you don't really have to change 3x to x but it kinda makes

2. ## Chemistry

Use these answers for questions 4 - 7. (A) 1s2 2s22p5 3s23p5 (B) 1s2 2s22p6 3s23p6 (C) 1s2 2s22p62d10 3s23p6 (D) 1s2 2s22p6 3s23p63d5 (E) 1s2 2s22p6 3s23p63d3 4s2 4. An impossible electronic configuration 5. The ground-state configuration for the atoms of

3. ## math

1. The table shows the number of wild strawberry plants in a particular forest t years after a forest fire. Use a graphing calculator to find the exponential function that best fits the set of data. Number of Wild Strawberry Plants years | wild strawberry

4. ## algebra

A continuously compounded account starts with \$1500 in principal. The annual interest rate is 9.1%. What is the balance after 30 years? Help please. Thanks amount= 1500*e^.091*30= 1500 e^2.73 thanks

5. ## Geography

What kinds of problems might exist in the Western Cordillera region for farming and transportation? Please help. thanks. Thank you for using the Jiskha Homework Help Forum. Each time you post try to give the complete frame of reference. When you just say

6. ## Math

1.5gal/min=?qt/h Help!!!! First thing you need to do is figure out how many gallons an hour it is. Since there are 60 minutes in an hour and it's going at 1.5 gallons a minute, we can multiply 1.5 * 60. That's 90 gallons per hour. Now, just figure out how

7. ## math

The circumference of a sphere was measured to be 76 cm with a possible error of 0.2cm. 1. Use differentials to estimate the maximum error in the calculated surface area. Please round the answer to the nearest tenth. 2. What is the relative error in the

8. ## Chemistry

I posted this question a bit ago and received some help..but need more.. thanks Use the following information to identify element A and come pound B, then answer questions a and b. An empty glass container has a mass of 658.572 g. It has a mass of 659.452

9. ## chem

calculate the change in enthalpy when 1.00g of hydrogen peroxide decomposes. H2O2(l) yields H2O(l)+ 1/2O2(g) (traingle)H- -98.2kj I will be happy to critique your thinking on this. help me? You know the delta H is for one mole decomposition. So figure the

10. ## Chemistry

The chemical reaction N2(g)+ 3H2(g) 2NH3(g) is at equilibrium. An expirimenter increases the volume of the reaction chamber by 10%. Explain what happens to bith the forward and reverse reaction rates from the moment the volume is changed until equilibrium

11. ## chemistry

what is the percentage of water in the hydrate (Na2Co3)(10H20)? step by step and solution please? big quiz today!! step1. find the mol mass of Na2CO3 2) find the mol mass of H2O percent water= [10*molmassH2O / (molmassNa2CO2 +10*molmassH2O) ] *100

12. ## Elem. Ed.

I posted this question yesterday,and am still confused. Can someone please help? Which is one of the best ways teachers can help chldren deal with stress: 1.Applying proper behavior management techniques. (or) 2. Providing soothing and relaxing hands-on

13. ## Physics check

A performer, seated on a trapeze, is swinging back and forth with a period of 9.55 s. If she stands up, thus raising the center of mass of the trapeze + performer system by 20.0 cm, what will be the new period of the system? Treat trapeze + performer as a

14. ## Chemistry

From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 e7) times greater than the wavelength corresponding to the energy difference between a particular

15. ## calc

Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers c that satisfy the conclusion of Rolle's Theorem. f(x)= x sqrt(x+21) , [-21,0] If there is more than one solution separate your answers

16. ## calculus

is average rate of change and average value the same or will you get a different answer for each this is calculus so it's the mean average. it's using the formula and integrating. I don't understand your question, but I can assure you that average rate of

17. ## Physics - Mechanics

A body is supported by a spiral spring and causes a stretch of 1.5cm in the spring. If the mass is now set in vertical oscillation of small amplitude, what is the periodic time of oscillation Doesn't angular frequency= sqrt (k/m) ? where k= mg/.0015 or

Which type of partners in limited partnership should participate in management? a) General partners only b)Limited partners only. c)Both general and limited partners. d)General partners only, unless there are no general partners, and in that case, limited

19. ## chem

Nitrosyl Bromide Decomposes according to: 2NOBr(g) 2NO(g) + Br2(g) * is an equilibrium arrow( 1 mole each of NO and BR2 are in the flask. At equilibrium .60mol of BR2 remained. What is the number of moles of NOBr and NO in the flask at equilibrium,

20. ## physics

An electron and a proton are each placed at rest in an external uniform electric field of magnitude 520 N/C. Calculate the speed of each particle after 48 ns. None of the equations I have seem to help me. What can I use to solve this problem? I figured it

21. ## Computer - Programming

Please how can I use WATFOR 77 software to code and run the following Fortran program: INTEGER SUM SUM = 0 DO 10 D = 1,7 IF (K.GT.3) THEN SUM = SUM + K ELSE SUM = SUM * K ENDIF PRINT* , SUM 10 CONTINUE END Oh My!!!! Tell me where they are still using

22. ## Math

how do you do a problem like this? 720m/day=?m/mm your units don't match and make no sense. did you mean 720 m/day = ? m/minute? there are 24*60 minutes in a day. so 720 m/day = 720 m/1440 minutes =1/2 m/minute thanks for your help my teacher has me

23. ## Physics - Pendulums

A uniform circular disk whose radius R is 32.0 cm is suspended as a physical pendulum from a point on its rim. (a) What is its period of oscillation? __ s (b) At what radial distance r < R is there a point of suspension that gives the same period? __ cm in

24. ## math

marian has 2/3of a bag af bagles. A) she adds another 1/4 bag of bagels. what fraction of the bag is full with bagels now? B)Marian has another bag of bagelsthat is 5/6 full. what fraction describes how many more bagels are in the bag in part (A)? To add

25. ## Chemistry

Use the following answers for questions 1 - 3. (A) F (B) S (C) Mg (D) Ar (E) Mn 3. Forms oxides that are common air pollutants and that yield acidic solution in water I think the answer to this one is B, but why is it B? I see how it would yield an acidic

26. ## vocab

Can the word uncanny have any prefixes or suffixes? i also can not think of any sentences using the word or a visual representation of it! plz help! How about? uncannily It was uncanny how my best friend seemed to read my mind. sweet thanks so much does

27. ## mummy's

the name of the god who gaurded the liver's canopic jar? I think you're referring to Egyptian mythology here, right? mummies guarded http://www.thekeep.org/~kunoichi/kunoichi/themestream/egypt_waterlily.html Use the Ctrl + F command and type in liver or

28. ## history

"Upon what principle is it that the slaves shall be computed in the representation? Are they men? Then make them citizens and let them vote. Are they property? Why then is no other property included" - Gouverneur Morris What is the meaning of this quote?

29. ## Admission Appeal Letter.....Plz Help.......Thanks

Dear Undergraduate Admission Office, I recently received a letter from Purdue University informing me that I have been offered admission to The College of Engineering for Summer 2007 at Purdue University Park campus because of the competitive admission.

30. ## Chemistry

Draw the structure of the product formed by the reaction between methyl alcohol and formic acid and give the molecular formula HCOOH + HOCH3 ==> HCOOCH3 + H2O determine this molar concentration 58g of lithium in 54-ml of water molarity = mols/L mols Li =

In each of following situtations. is there any violation of fiduciary relationship by a partner. In each case, indicate whether it would make difference if the partnership was informed of and/or approved the transaction. 1. Partner A sells land to his

32. ## Tezuka

How do you find the perimeter of a hypocycloid of four cusps? The equation is x^(2/3) + y^(2/3) = 9

33. ## University Appeal Letter........HELP PLZ..

I applied my first choice collegefor 2007 Fall admission. But they gave me summer admission finally, which I don't want to get. So I decide to write an appeal letter to the admission office asking for fall admission. The reason why I want them to

34. ## Physics - SHM

An oscillating block-spring system has a mechanical energy of 1.00 J, an amplitude of 11.2 cm, and a maximum speed of 1.08 m/s. (a) Find the spring constant. ___ N/m (b) Find the mass of the block. ___ kg (c) Find the frequency of oscillation. ___ Hz .. im

35. ## Poetry

I am supposed to give a literal explanation of this poem, but I am really confused by it. Your help will be much appreciated. Snow & Ice by Quincy Troupe ice sheets sweep this slick mirrored dark place space as keys that turn in tight, trigger pain of

36. ## physics

It takes 5.28 J of work to stretch a Hookes Laq spring 9.82 cm from its unstressed length. How much extra work is required to stretch an additional 11.9 cm? anwser in J Figure the Potential energy at 11.9, and at 9.82cm. The difference is the energy that

37. ## physics

The angle of the pendulum is given by θ = θmcos(ωt + φ), where ω = 3.24 rad/s. If at t = 0, θ = 1 rad and dθ/dt = -0.9 rad/s, what are φ and θm? So if I substitute in omega and t=0 I have θ = θmcos(φ). How do I solve for phi and omega center of

38. ## Consitution Law

Assume that there is a provision in the Colorado state consitution that is in conflict with a statute that was passed by the U.S Congress and enacted into law. Which will be true? a) Colorado consistutional provision wil control; the federal statute is

39. ## Physics

A small boy of mass 0.2kg moves uniformly in a circle on a horizontal frictionless surface, attached by a cord 0.2m long to a pin set in the surface. If the body makes two complete revolutions per second, find the force P exterted on it by the cord. The

40. ## science fair project

can someone help me to formulate a hypothesis on the reaction of vinegar on egg shell ?? http://en.wikipedia.org/wiki/Acid-base_reaction_theories The egg shell will decompose and the egg will feel like a water balloon.

41. ## Computer - Programming

Please do help in providing solution to this question, thanks: Write a Fortran program that requests for three numbers from the keyboard, subtracts 48 from their sum and then divides the result by 6 before sending the output to the screen.In the input

42. ## Chemistry

Why will a reaction that forms a very weak electrolyte not form an equilibrium reaction? Your preface is questionable. Do you have an example of one? All the weak electrolytes I can think of form in solution an equilibrium reaction. No the question did not

Which of the following is true about determining whether someone working for another is an independent contractor or an employee? a) The classification of the person doing the work depends on that person's job title. b)The classification of the person

44. ## accounting

Many high-technology companies, like Nortel Networks, Micron Technology and JDS Uniphase, have written down massive amounts of their inventory. For example, Nortel Networks revalued some of its inventory parts at \$0, though the inventory initially cost

45. ## math

1.5gal/min=?qt/h HELP!!!!!!!!!!! change gallons to quarts, and minutes to hours like I showed you before. you should know the conversions

46. ## Safety

do other countries have programs similar to worker's compensation in states such as West Virginia? http://osha.europa.eu/OSHA I found this when looking up OSHA on Google yesterday. You might get some information from some of the links in here. ??

47. ## chemistry

how much thermal energy is needed to raise 500.0g of H2O at 50.0*C to steam at 100.0*C? step by step solution and answer!!???!! answer? You have to be kidding. Are you taking a quiz and want to turn it in? Goodness. Find the heat in each of the following.

48. ## English

I am doing research paper about stocks and manipulations, but I could not found resources for my researches... That talks about how the media affect the stocks to go up and down ……. Thanks very much You are searching for information that is so specific

I need help with questions for the book a boy named slow.Thanks. The questions are 1.what happens when Returns again goes hunting 2.What big thing does slow do, 3.what else does he do to prepare himself for adulthood, 4.What does slow decide to do, 5.what

50. ## Math

A company estimates that the marginal cost (in dollars per item) of producing x items is . If the cost of producing one item is \$531 find the cost of producing 100 items. Please round the answer to the nearest hundredth. Am I reading this wrong or would

Which of following is true about the capital contributions of members to an LLC? a) Capital contributions must be made in the form of Cash. b)An unfulfilled promise to make a capital contribution is generally unenforceable. c)Members are required to make

52. ## english

I am supposed to give a literal explanation of this poem, but I am really confused by it. Your help will be much appreciated. Snow & Ice by Quincy Troupe ice sheets sweep this slick mirrored dark place space as keys that turn in tight, trigger pain of

53. ## spanish.

translation por favor? Por casualidad pasó por allí un Labrador que era vecino de don quijote verle caído en el suelo, le ayudó a levantarse y le subió sobre su burro. Puso las armas sobre rocinante, y, tomándole de le rienda, se encaminó hacia su

54. ## history

Describe Gouverneur Morris's early childhood uprising? "uprising"??? Do you mean "upbringing"? Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your assignment on your own. If there's

55. ## math

40 divided by 8 5 8+8=16 16+8=24 24+8=32 32+8=40 Count the eights...and you get five. Get it?

56. ## pre-calc

Can someone check my work please? Convert each polar equation to a rectangular equation. Then determine the graph's slope and y-intercept. ( I'm going to type 'x' instead of theta ) r sin(x- pi/4)=2 r(sin(x- pi/4))=2 r(sinx*cos pi/4 - sin pi/4*cosx)=2

57. ## Math

Ok so I totally forgot how to find a common denominator when your adding fractions, could someone please tell me the steps to do that? :) multiply. Multiply the denominators together and this gives the new denominator. Divide each denominator into the new

If the law changes that the actions called for in an agency arrangement become illegal after the agency has been carried on legally for some period of time, what is the consequence? a)Agency is terminated retroactively and the parties are left where they

A partnership is created:a a)If the managing partner files appopriate papers with the secretary of state. b)If two or more persons or entities engage in an ongoing business activity for profit. c)Upon the issuance of stock to the partners. d)Once there is

60. ## math,algebra

Can someone help me just to do the setup of this the two equations. I can do the rest is just the step up THAT I AM HAVING DIFFICULTY. The length of a rectangle is 2in. more than twice its width. If the perimeter of the rectangle is 52in. wHAT IS THE

61. ## algebra

I am supposed to write each logarithmic expression as a single logarithm. I have logbase3of13 + logbase3of3 and my answer is logbase3of39. Can I simplify that any further? also logbase3 of 3 is 1 1+ log3 13 is another answer, simpler, to me. oh, okay, so

62. ## Spanish Essay Needs Corrections

En muchas obras de litereatura, el tema de amor es muy comun. Pero, hay un tipo de amor que es mas fuerte de todas otras—el amor de un amigo. El poema > tiene la mas fuerte representacion de amor.

63. ## Information MGT

What qualities does the manager typically posses that the employees reporting to him do not have, that makes him a better candidate for project planning Typically, leadership. But most often, there are a number of folks in the organization who could do a

64. ## Math

I need help with these problems. I've gone over the material a lot, and I just don't understand! Please help fast, test is tomorrow! 1. Factor 4m²+40m+100 2. The area of a circle is given by the equation A = ð(25x²+10x+1). Find an expression for the

65. ## Microeconomics

We consider an exchange economy and i have to show in an edgeworth box that an allocation can be individually rational (meaning that no consumer prefers the initial bundle to the bundle obtained in the allocation) and pareto optimal without being a walras

Which of following is true about the capital contributions of members to an LLC? a) Capital contributions must be made in the form of Cash. b)An unfulfilled promise to make a capital contribution is generally unenforceable. c)Members are required to make

67. ## english

In the sentence Rosie sang in the play about the Statue of Liberty. What would be the prepostional phrases. I need this before tomorrow and 8 o'clock tonight. Thank you for using the Jiskha Homework Help Forum. When in doubt as to a part of speech, any

68. ## health

wat are the 6 nutrients? i need facts about them please help!!!!! carbohydrates, proteins, fats, water, vitamins, minerals thanks i need facts about these nutrients i really need help... :( Thank you for using the Jiskha Homework Help Forum. It is

69. ## science

Why is Hydrogen, H, most often considered a nonmetallic element? Because at room temperature it is a gas, maybe? Because it totally lacks metal properties. See: http://en.wikipedia.org/wiki/Metal The hydrogen doesn't have any metallic elements.

70. ## Computer - Programming

Please how do I compute an algorithm to compute the sum of n integers starting with the K^th integer. Thanks A:=0 For i = k to n Do Begin A:= A + i End

71. ## equilibrium constant

find eq constant at 910K. CCl4 (g)-->

72. ## Biology help

please can someone help i need to know the difference at telophase 2 of meiosis if their had been a crossing over at a postision halfway between the huntingtons disease genes please im finding this last question hard

73. ## Chemistry

What describes a molecule in which the positive and negative charges are separated? Dipole

74. ## living environment help!

what are 3 services which the fruit provides for the plant? Since this is not my area of expertise, I searched Google under the key words "fruit plant function" to get these possible sources: http://en.wikipedia.org/wiki/Flowering_plant#Fruit_and_seed

75. ## English

I need to relate Fyodor Dostoevsky's "Crime and Punishment" to socialism, but haven't the slightest idea where I'd start. Obviously Nihilism and Nietzsche's theory play a role... but how does socialism play a role? Anyone have any ideas? Thank you for

76. ## vocab

does anybody know a picture i could draw to describe uncanny????? it can be anything that is uncanny also Thank you for using the Jiskha Homework Help Forum. The first thing I would do is to search the definition/s for "uncanny" in a good dictionary: 1 a :

77. ## Information MGT

Cost estimation is always one of the trickiest part of any new project. I wonder why this is so. Do you think majority of projects nearing their completion make everyone realize that the initial cost estimation was way off course? Cost estimation is tricky

78. ## history

Describe Gouverneur Morris's life while in office within the U.S government? Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your assignment on your own. If there's not a tutor with

79. ## Statistics

Here is one that I really would like to know if I have the right answers- In data from a sample of 400 cases, a variable has a 95% confidence interval of 54.3 to 54.7 find the following: Mean, standard deviation and standard error. I have come up with the

80. ## DT Textiles

in dt textiles we have to find a word or term that fits this description - Ensuring that you carry out your work without harming yourself or anyone else please can some1 help

81. ## English

What is the name of that English tecnique where the authour deliberately associates the name of a character with their personality traits- for example Miss Blissful, who is a happy, serene, 'blissful' character... Kind of like implicit characterisation but

82. ## law

hi i just wanted to ask this question because i am in a problem. can someone help with this I operate an auto parts shop. The shop has gone out of business, and all assets have been sold. The following debts remain: 1. \$10,000 owed to suppliers for

83. ## history

Why was Gouverneur Morris forfotten over the years? http://en.wikipedia.org/wiki/Gouverneur_Morris

from or between different countries How about INTERNATIONAL.

85. ## Faculty of organizational sciences

below is the problem I have translated into English from Slovenian: Verjetnost okvare tovornjaka je 0.6. Z neenacbo Cebiševa in Laplaceovim izrekom cenite verjetnost, da se izmed 5400 tovornjakov pokvari med 3136 in 3312 tovornjakov? English: The

86. ## sociology

i really need help answering this question and was wondering if anyone could help please! Outline and discuss the view that BME youths commit crime because of disadvantage You need to explain what BME means. I searched Google under the key words "BME" to

87. ## anna frances'

what is a square,i know it has four sides and blah blah blah,but i need two more answers like it is a kite (not really)!! It is the table supporting the hypotenuse. There is an example... what can your imagination come up with? It has 4 equal sides. It has

88. ## Spanish

Looking for help correcting my essay, if anyone can... i havent added in accents, obviously... En muchas obras de litereatura, el tema de amor es muy comun. Pero, hay un tipo de amor que es mas fuerte de todas otras—el amor de un amigo. El poema > tiene

89. ## Communication Strategies

The trip scheduled for Mexico during spring break has been cancelled due to the bankruptcy of the bus company. You must tell 25 of your classmates that the trip has been cancelled and that they have lost their \$100 deposit. How will you convey the

90. ## Communication Strategies

Okay I need to know which readability formula fit each one of these Scenarios. Scenario 1: The trip scheduled for Mexico during spring break has been cancelled due to the bankruptcy of the bus company. You must tell 25 of your classmates that the trip has

91. ## history

How should important historical figures like Gouverneur Morris be remembered so that they don't fall victims of neglect and obscurity? We teach history to all students so that does not happen. As far as I know, US history is required in all States for high

92. ## math

could someone please refresh my memory of the basic trig functions? ex) cos^2 + sin^2 = 1? That is a trig identity. http://www.sosmath.com/trig/Trig5/trig5/trig5.html

93. ## English

I'm sorry, I just need a subject suggestion for an English Essay. It's a definition essay for my college English 1A class. The topic is, "A word which has changed in meaning and what the change shows about society." I am not asking for you to tell me what

94. ## Oakwood Elementary

How many cups make one litre? http://www.worldwidemetric.com/metcal.htm It depends on the country. I cup is usually taken to be 250 ml in Australia, Sweden and New Zealand. In Canada it is 227 ml. The US cup it is 237 ml.

95. ## Biology help

can anybody please tell me if the diagram to show anaphase 1 is a cell with the 4 genes at the top and 4 genes at the bottom, im struggling with this as there are many diagrams to choose but is this one correct mant thanks

96. ## true/false history

hi everybody. I have been trying to answer these true/false question all day, can someone help me please?Are my answers correct? "Militarism" is warfare that combines the use of infantry, armor, and air power in a fast-moving campaign. I put false &

97. ## Math

2/5=what I assume you are looking for a decimal. Just divide 5 into 2, and the answer will be the decimal. However, if you are looking for a percentage, multiply the decimal by 100. I hope this helps. If not, repost with a clearer question. Thanks for

98. ## poetry

i need help writing a life is like a _________ similie or metaphor poem i can not think of anything to write do you have some ideas? Compare life to a forest a box of candy an arborteum a basketball game the internet the ocean climbing a mountain

99. ## history

How is Gouverneur Morris the first Modern American, what does it mean to be a modern American? Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your assignment on your own. If there's

100. ## Law

Assume state of Kansas passes a law requiring all inline skates sold in Kansas to have disc brakes. Assume that there are no federal regulations covering inline skate design. Assume also, that the required disc brakes would make inline skates earier to

101. ## DT Textiles

in dt textiles we have to find a word or term that fits this description - Generally two threads are woven together to make this. Your clothes are made from it please can some1 help http://www.onelook.com/?w=doublethreaded&ls=a

102. ## Formulas

What is the volume of a pyramid if the area of its base is 64 cm2 The volume of any shape that comes to a point such as a pyramid or cone is 1/3 * area of the base * height. You did not give the height, so the volume can't be found. (we could say Vol =

103. ## French

Can someone check this french recipe? Thanks! Pâte : 2 cuillère de miettes de biscuit sec de Graham 16 once de fromage blanc de Crème-Style 16 once de fromage de Crème amolli 1 1/2 tasse de Sucre 4 Oeufs ; légèrement battu 16 once de crème aigre 1/2