Show that the equation 3x^2 - x^3 + 3 = 0 can be rearranged to give: x = 3 + 3 ---- x^2 x^3 = Divide by ? = x = 3 + 3 ---- x^2 Using Xn+1 = 3

62,835 questions, page 581
1. English

14. Read the following lines from Edgar Allan Poe's "The Raven" And the Raven, never flitting, still is sitting, still is sitting On the pallid bust of Pallas just above my chamber door; And his eyes have all the seeming of a demon's that is dreaming, And

asked by Cassie on May 21, 2014
2. help!

A horizontal translation is applied to the graph of y= X^ 3 + 2 so that it will pass through (3, 10) what is the new equation for the graph? how do I do this? When x=3, one wants y to be 10 y= (x+a)^3 + 2 20= (3+a)^3 + 2 solve for a. I would change it to

asked by kris on August 28, 2006

I'm trying to write a program for this piece wise function using CPU sim.its really argent... f(n) = n^5 (n0) i have worte this program bust still give error on cpu simulator.. please can you help me correct this error. Start: read 0 ; read n store 42 ;

asked by Anonymous on March 20, 2014
4. Physics Using hydrostatic equilbrium)

3. A model of Earth’s interior: Look up the radius and mass of the Earth. Radius is 6,371 km Mass is 5.974 x 10^24 kg Calculate its average density. p_e = (5.974 x 10^24 kg)/ (4/3)pi r^3 = (5.974 x 10^24 kg)/ (4/3)pi (6371)^3 = 5.54 g/cm^3 Using this

asked by Jason on September 10, 2015
5. calculus

We're doing indefinite integrals using the substitution rule right now in class. The problem: (integral of) (e^6x)csc(e^6x)cot(e^6x)dx I am calling 'u' my substitution variable. I feel like I've tried every possible substitution, but I still haven't found

asked by Joshua on May 2, 2009
6. Public Finance

A worker lives in a state that has its own income tax. The worker is in the 31 percent federal tax bracket. In addition, he is subject to a 9 percent MTR for his state income tax. Assume that mortgage interest is deductible both on his federal and state

asked by Melvin on January 24, 2011
7. public finance

A worker lives in a state that has its own income tax. The worker is in the 31 percent federal tax bracket. In addition, he is subject to a 9 percent MTR for his state income tax. Assume that mortgage interest is deductible both on his federal and state

asked by Anonymous on January 25, 2011
8. Math algebr

Desire which property is illustrated by the given statement Which property is illustrated by the equation 3/7 (-17) = - 17 ( 3/7) A. Commutative property of multiplication B. Associative property of addition C. Distributive property D. Associative property

asked by Davis on August 18, 2015
9. chem

Express the second law of thermodynamics as a mathematical equation. (Select all that apply.) For a reversible process, ÄSuniverse = 0. For a spontaneous process, ÄSuniverse > 0. For a spontaneous process, ÄSuniverse = 0. For a reversible process,

asked by hannah on April 3, 2013
10. English

In the book "Of Mice and Men", in section 1, Describe the setting. What is the name of place? What does theplace look like? Time in history? Time of year? Is the name of place the Salinas river, a few miles south of Soledad, near the Gabilan mountains? Is

asked by Anonymous on August 6, 2007

A Fortune 500 CFO admits to having deliberately treated \$4 billion in operating expenses as assets, thereby allowing the corporation to show profits instead of losses. The auditor never detected this. The corporation’s stock drops 95 percent and bond

asked by Courtney on November 27, 2011
12. US HISTORY I

A New World to the American Revolution Directions: IDENTIFY and give the SIGNIFICANCE of 5 of the 7 terms below. (Caveat! Be thorough! An IDENTIFICATION should answer the four criteria 1.What? 2.Where? 3.When? and 4.Results?, while the SIGNIFICANCE should

asked by Samantha on October 31, 2012
13. Physics

Speedy Sue during is driving at 30.0m/s and enters a 1 lane tunnel. She then observes a slow moving van 155m ahead traveling at 5.0m/s. She applies the brakes but can only accelerate at -2.0m/s^2 b/c road is wet. a) will there be a collision? How do you

asked by ~christina~ on September 24, 2007

The path of a bottle rocket being launched into the air and falling back to the ground can be modeled by the equation s=1/2 at^2+v_o t+s_o where s is the height of the object, a is the acceleration, vo is the initial velocity, and so is the initial height.

asked by Lost on March 20, 2019
15. English

1.)my first question is which of the quotes from henry's speech represents an appeal to the head? a. '' we are apt to shut our eyes against a painful truth, and listen to the song of that siren, till she transforms us into beasts.'' b.''has great Britain

asked by joshua on March 10, 2018
16. calculus

Help! I have a test tommorow! I don't understand (b), (c), (e), and (g). The answers are listed following the each question. Here's a discription of the graph: There is a graph of a function f consists of a semi circle (-3 to 1 faced downward on the

asked by Anonymous on October 26, 2007
17. chemistry

I have to calculate the ΔV= final volume-initial volume For the first trial the final volume was .005mL the initial volume was .03mL, which equaled to -.025mL. The volume was negative because it was exothermic reaction. For the second trial the final

asked by xx on November 22, 2014
18. chemistry

I have to calculate the ΔV= final volume-initial volume For the first trial the final volume was .005mL the initial volume was .03mL, which equaled to -.025mL. The volume was negative because it was exothermic reaction. For the second trial the final

asked by xx on November 23, 2014
19. Physics

In a fully surfaced submarine, a certain amount of air at temperature T1 is compressed into a tank of volume V at pressure p1 . As this submarine dives deeply, the temperature of the compressed air drops substantially to T2 , whereas the pressure becomes

asked by Anon. on September 23, 2013
20. Math

Runner A crosses the starting line of a marathon and runs at an average pace of 5.6 miles per hour. Half an hour later, Runner B crosses the starting line and runs at an average rate of 6.4 miles per hour. If the length of the marathon is 26.2 miles, which

asked by Michael on November 1, 2007
21. pre calculus honors

An object moving vertically is at the given heights at the specified times. Find the position equation s = 12 at^2 + v (small o) t + s (small o) for the object. At t = 1 second, s = 161 feet At t = 2 seconds, s = 98 feet At t = 3 seconds, s = 3 feet a.

asked by evelyn on August 24, 2016

An object moving vertically is at the given heights at the specified times. Find the position equation s = 12 at^2 + v (small o) t + s (small o) for the object. At t = 1 second, s = 161 feet At t = 2 seconds, s = 98 feet At t = 3 seconds, s = 3 feet a.

asked by laura on August 29, 2016
23. Chemistry

Write mathematical equations that show how you will calculate the detected activity from the count rate due to background radiation and the sample of KCl and how you will determine the “true” activity of your sample from the detected activity. Use the

asked by Annie on November 10, 2016
24. Statistics of Psychology

Create a numerical and verbal hypothesis statement: People who are cyber bullied have, for the most part, been bullied in more traditional manners as well." Their research showed that the incidence increased over time, with 23 cases (56%) taking place

asked by JJ on December 9, 2012
25. Statistics of Psychology

Create a numerical and verbal hypothesis statement: People who are cyber bullied have, for the most part, been bullied in more traditional manners as well." Their research showed that the incidence increased over time, with 23 cases (56%) taking place

asked by JJ on December 9, 2012
26. Algebra; Help immediately.

The height of a ball that was batted into the air at 160 feet per second is a function of t, the time in seconds after the ball was hit. The height is determined by subtracting 16 times the square of t from 160 times t. Which equation can be used to find t

asked by Marilyn on May 24, 2012
27. genetics

when subcloning a gene and inserting it into a vector you normally would use x-gal to locate transformants if x-gal is not available what are the alternatives

asked by steph on March 8, 2007
28. English

I left out the following sentences. Can you please check them? I hope they are the last on the same subject. I really rely on your invaluable help. 1) Caliban feels like a slave. He has o obey Prospero's orders because of Prospero's magic powers. There is

asked by Matthew on April 8, 2012
29. English

Can you please help me formulate these questions better? Thank you very much. 1)Whose point of view is adopted? Eveline's. What kind of technique is adopted to give voice to Eveline's thoughts? Free indirect thoughts. Where can I find a good definition of

asked by Henry2 on July 1, 2011
30. math

A woman owns stock in two companies, company A and company B. She owns 79 shares of stock in company A. Each share of stock in company A is worth \$12. Each share of stock in company B is worth \$19. Write three equations to represent the total number of

asked by Olivia on October 16, 2014
31. finance

hey i cant figure this out can someone please help me Gatorade/Tropicana North America, a subsidiary of PepsiCo, produces fruit juices and other flavored beverages. Based on data from 1999 to 2001, the net sales (revenue) of Gatorade/Tropicana North

asked by tina on October 9, 2013
32. math

A meat department manager discovrs that she can sell m(x) killograms of ground beef in a week, where m(x) = 14 700 - 3040x, if she sells it at x dollars per kilogram. She pays her supplier \$3.21/kg for the beef. a) Determine an algebraic expression for

asked by john on December 14, 2015
33. Physics

A non-uniform beam of length L and weight w makes an angle of è with the horizontal. It is held in position by a frictionless pivot at its upper-right end and by a cable a distance of farther down the beam and perpendicular to it. The center of gravity of

asked by Paul on April 3, 2007
34. physics

A 25,000 kg rocket ship near the surface of the Earth accelerates upwards due to a constant 1.25 MN of thrust from its engine. A simple pendulum on the ship is observed to complete 100 full swings in 75.0 s. What is the length of the string? 1. For a

asked by Anonymous on February 20, 2015
35. Algebra

What would the currency be from Afghanistan currency if sunglass cost \$169.40 U.S. dollar amount, so my question would be how do I solve the equation if S=C(1+r/100)^5 to find the inflated cost S, in 5 years, where C is the current price of that country's

asked by Mayl on June 23, 2010
36. chemistry

a.Given the equation: 2CaCO3 + 2SO2 + O2 -> 2CaSO4 + 2CO2 What is the actual yield of CO2 if 7.5 mol of O2 gives a percent yield of 80%? b. The pollutant sulfur dioxide can be removed from the emissions of an industrial plant by the reaction with calcium

asked by Tsunayoshi on July 27, 2014
37. Physics

A red ball is thrown down with an initial speed of 1.2 m/s from a height of 25 meters above the ground. Then, 0.6 seconds after the red ball is thrown, a blue ball is thrown upward with an initial speed of 22.9 m/s, from a height of 0.8 meters above the

asked by Cam on February 2, 2014
38. Calculus

After Lee gives his little sister Kara a big push on a swing, her horizontal position as a function of time is given by the equation x(t)= 3cost(e^-0.05t), where x(t) is her horizontal displacement, in metres, from the lowest point of her swing, as a

asked by Danielle on April 21, 2010
39. Chemistry

In the classroom, we reacted Mg(s) + 2HCl -> MgCl2(aq) + H2 (g) (0.31 g of Mg(s), and 99.46 g of HCl) Initial temp. = 22.5 celsius, max. temp. 36.0 celsius and MgO(s) + 2HCl -> MgCl2(aq) + H2(g) (1.00 g of MgO(s) and 97.71 g of HCl) Initial temp. 22.0

asked by Kara on March 27, 2011

I need the similarities and differences in each of the following: 1. educational technology instructional technology audio visual technology 2. educational media instructional media audio visual media 3. educational aids instructional aids audio visual

asked by klar maesen on July 3, 2007
41. Computer Science

A public transport company provides three types of transports to its passengers to travel from city A to city B of different state. The three types of transports are train, bus and taxi. Each transport has different charges and maximum seats limit. The

asked by Tiffany on June 13, 2015
42. chemistry

Water is added to 4.267 grams of UF6. The only products are 3.730 grams of a solid containing only uranium, oxygen and fluorine and 0.970 gram of gas. The gas is 95.0% flourine, and the remainder is hydrogen. From data determine the empirical formula of

asked by Deanne on January 9, 2011
43. Chemistry

Water is added to 4.267 grams of UF6. The only products are 3.730 grams of a solid containing only uranium, oxygen and fluorine and 0.970 gram of gas. The gas is 95.0% flourine, and the remainder is hydrogen. From data determine the empirical formula of

asked by deanna on January 9, 2011
44. algebra

Classes A and B have 35 students each. If seven girls shift from class A to class B, then the number of girls in the classes would interchange. If four girls shift from class B to class A, then the number of girls in class A would be twice the original

asked by nimal on November 4, 2014
45. algebra

Classes A and B have 35 students each. If seven girls shift from class A to class B, then the number of girls in the classes would interchange. If four girls shift from class B to class A, then the number of girls in class A would be twice the original

asked by nimal on November 4, 2014
46. computer programs

How do I start a program containing a single dimensional arrays and function(s) with the output displaying the formula “Y = aX + b” by replacing a and b with the calculated values. Aptitude score Productivity Applicant variable X Variable Y 1 X1 = 9 Y1

asked by C programming on April 22, 2015
47. math correction

can someone correct this for me.Also do i have to solve it all the way or what does it mean by inequality form. Business and finance. The cost for a long-distance telephone call is \$0.36 for the first minute and \$0.21 for each additional minute or portion

asked by jasmine20 on January 9, 2007
48. math

The equation y = -1777x+27153 can be used to predict the number y of gun deaths in the United States x years after 20000, that is, x=0 corresponds to 2000, x=3 corresponds to 2003, x=5 corrresponds to 2005 and so on. Predict the number of gun deaths in

asked by KiKi on March 27, 2010
49. English

I have to write a poetry analysis paper. I do not know how to start the first paragraph. Do I startwith telling the teacher what I'm writing on and then go into the different parts or should i take another approach? I'll give you some of the best links

asked by ABC on April 20, 2007
50. Math

You can use triangle congruence theorems to prove relationships among tangents and secants. Task 1 Four tangents are drawn from E to two concentric circles. A, B, C, and D are the points of tangency. Name as many pairs of congruent triangles as possible

asked by Stacy.M on May 11, 2018
51. biology

A dominant gene V in humans causes certain areas of the skin to become depigmented, a condition called "vitiligo." Albinism is the complete lack of pigment production and is produced by the recessive genotype aa. The albino locus is epistatic to the

asked by Alex on December 12, 2011
52. Physics

please check: 1. A piece of chalk is dropped by a teacher walking at a speed of 1.5 m/s. From the teacher's perspective, the chalk appears to fall. STRAIGHT DOWN 2. Which is the force of an acceleration? FORCE 3. A free-body diagram of a ball falling in

asked by y912f on February 5, 2009
53. physics

Two planes are initially separated by a horizontal distance of 350 km. Plane A is positioned 350 km west of the Plane B. Plane A is initially traveling at a velocity of 60 m/s east. Plane B is traveling at a velocity of 45 m/s west. If plane A begins to

asked by Vj on September 11, 2015
54. Health (Ms. Sue)

Is my answer correct? List the steps you should follow to help an individual who appears to have been poisoned. A: To help an individual who appears to have been poisoned, you must follow the steps below: 1. Seek medical assistance immediately. 2. Contact

asked by Anonymous on January 6, 2014
55. Physical Science

My homework is to do some exercises on the Foucault Pendulum. I'm stuck on several of the problems. One is to find the approximate angle of rotation of the earth in one day at our latititue, which is 39.9. I found the equation n = 360 sin of latitude, but

asked by Beth on September 23, 2007
56. English

I really need you to check these sentences I wrote on the drama. Please help me! 1) The tragedy is the oldest and once most popular form of drama. It consists of a dramatic work in which events move to a tragic conclusion. 2) Tragedies are generally

asked by Henry2 on October 2, 2011
57. algebra 1

Ashley is the manager of a theater. She has \$240 to spend on posters to advertise a new play. If she buys small posters only, Ashley can print 48 posters for \$240. If she buys large posters only, Ashley can print 30 posters for \$240. A. Write an equation

asked by nick on November 29, 2013
58. Calculus - Maths

I got a few questions. Hope ya'll can help out. 1) for F(X) = 6x - 2x^2 Find the gradient of the chord joining the point where the X coorinates are 1 and (1+h) respectively. b) hence find the gradient at x=1 2) Find the Coordinates of the point on the

asked by xxCeLoL on November 26, 2007

Starlight tree farm sells Douglas firs and noble firs. One December they sold 139 more Douglas first than noble first. The total number of trees sold was 377. Which equation could be used to solve for n the number of noble of threes sold? A. N – 139 =

asked by Lily Longoria on May 12, 2016
60. math

Last year, a property managerbought five identical snow shovels and six identical bags of salt. The total ost of the snow shovels was \$172.50, before tax, and each bag of salt cost \$6.20,before tax. This year, the property manager bought two identical snow

asked by sree on August 30, 2017
61. math

Last year, a property managerbought five identical snow shovels and six identical bags of salt. The total ost of the snow shovels was 4172.50, before tax, and each bag of salt cost 46.20,before tax. This year, the property manager bought two identical snow

asked by sai on August 30, 2017
62. Econ MC

Suppose that the equilibrium price in the market for widgets is \$5. If a law reduced the maximum legal price for widgets to \$4, a. consumer surplus would necessarily increase even if the lower price resulted in a shortage of widgets. b. consumer surplus

asked by Shawn on February 15, 2007
63. science

I have a US History project that's due... I have to make a map of North America in 1756 with: -20 major European settlements -French, Spanish, English colonizations -Native American Tribes -20 major geographical features And, I'm in really big trouble.

asked by Jordan on September 4, 2006
64. Chemistry (Check and Help)

Determine the type of chemical reaction, find the limiting reagent, determine the amount of product in grams, and the amount in grams of excess reagent. 6.95 moles of glucose C6H12O6(s) is combusted with 7.54 moles of O2 gas (both products!) C6H12O6(s) +

asked by Anonymous on November 2, 2015
65. Physics

Two ropes exert forces holding a suspended box having a mass of 100 N at rest. If one rope is at an angle of 30o to the horizontal and exerts a force of 40 N along the rope, what is the tension on the other rope and what is the angle between the rope and

asked by Dreskillz89 on September 27, 2009
66. Math

Find the discriminant for the quadratic equation f(x) = 5x^2 - 2x + 7 and describe the nature of the roots. discriminant is 144, one real root discriminant is -136, two complex roots

asked by Jass on February 27, 2017
67. Physics

The period, T, of a pendulum is related to the pendulum's length, L and the constant acceleration of gravity, g, by the equation A student has measured the period of a pendulum for various lengths and wants to linearize the data to extract directly the

asked by beanstalk1 on September 10, 2012
68. Math

So I figured out how to do the first 6, how do I do the remaining? 7. Evaluate the function below over the domain {-1, 0, 1, 2}. As the values of the domain increase, do the values of the function increase or decrease? y = (3/4)ˣ 8. Suppose an investment

asked by Name on March 14, 2018
69. Math

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. The figure shows two right trapezoids. Trapezoid A B C D has right angles at B and C. Angle B is adjacent to the shorter parallel side. Angle C is

asked by mouse ears on January 16, 2019
70. Social Studies (Reed)

1. What caused a division between Dr. Martin Luther King, Jr., and the black power movement? A: For Martin Luther King, Jr., Black Power was ‘‘essentially an emotional concept’’ that meant ‘‘different things to different people." However, for

asked by Victoria on February 16, 2016
71. inb

DESCRIBE OTHER CRITERIA THAT COULD BE USED TO MEASURE A MARKET'S POTENTIAL. What criteria have already been discussed? Your question doesn't make any sense without telling us what the "other criteria" are.

asked by HELP on August 19, 2007
72. math

Katrina's ski boots cost 8% more than her skis.Her ski boots cost \$162. Whick equation can be used to find the cost, c, of Katrina's skis? a. c + 0.08c =162 b. c + 0.8c = 162 c. c - 0.08c = 162 d. c - 0.8c = 162 please answer and explain

asked by thomas on April 18, 2014
73. Admissio Appeal Letter, the most updated one

Plz give some helps for my appeal letter. Thanks Dear Undergraduate Admission Office, I recently received a letter from Purdue University informing me that I have been offered an admission to The College of Engineering for Summer 2007 at Purdue University

I need help writing this: You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph

asked by Kelley on December 12, 2013
75. Algebra 2

I'm working on Lesson 6: Absolute Value Equations and Inequalities Algebra 2 A Unit 2: Expressions, Equations, and Inequalities and feel confident in my first few answers, but beyond that am lost. May I have some help? **=the answer I believe to be true

asked by Nina on September 23, 2017
76. calculus: related rates

hello, please help me. A cylindrical can is being heated with its height increasing at the rate of 0.01cm/min and its diameter at the rate of 0.005cm/min. At what rate is the volume increasing when the can has a diameter of 15cm and a height of 20cm. this

asked by mary on March 11, 2012
77. Finance

Please answer these questions: 1. After a protracted legal case, Joe won a settlement that will pay him \$11,000 each year at the end of the year for the next ten years. If the market interest rates are currently 5%, exactly how much should the court invest

asked by Ecs on November 9, 2009
78. Chemistry

Wow, ok, that helps a LOT!! I guess you can't very easily balance an equation that can never happen! :) Thanks a lot! Just to make things clear, wouldn't it have to be Mg3(PO4)2, from balancing the charges? Because PO4 is -2 and Mg is +3, so it would need

asked by Lacey on April 11, 2007
79. Math

An explosion has occurred in Canada. Its blast radius was a regular circle that can be modelled by the equation x2 +y2=100, where x and y are measured in km. The blast destroyed everything within the circle. a) Canada has 4 fire stations located at the

asked by Leonora on January 18, 2015
80. chemistry

Please help!!! Desperate for answer!!!? Did the equation do not know the 2nd questions"s answers for the problems a) 2O3(g) = 3 O2(g) + heat (O3 IS UNDERLINED) [6.0x10-1] [0.21] b) 2 CO2 (g) + heat = 2 CO(g) +O2(g) (CO IS UNDERLINED) [0.103] [0.024] [1.18

asked by Shanta on January 8, 2010
81. chemistry

A sample of solid monoprotic acid with molar mass equal to 169.7 g/mol was titrated with 0.1599 M sodium hydroxide solution. Calculate the mass in grams of acid to be used if the volume of NaOH to be used is 25 mL. Is the solution correct?: moles NaOH =

asked by Erika on October 3, 2008
82. Calculus

On planet Calculi, acceleration due to gravity is -20 ft/sec^2. A ball is thrown upward with an initial velocity of 40ft/sec from an initial height of 50. a) Write the equation for the height of the ball, s(t), at time t. b) Find the velocity when the ball

asked by Anonymous on February 19, 2015
83. English - Macbeth

I have a little trouble understanding my essay question. This question is: Is Macbeth a tragic hero according to the classical definition of the term or is he merely a monster? Does Shakespeare succeed in creating sympathy for Macbeth? To repsond to this

asked by TP on August 17, 2008
84. English

Hello ^^ I need your help. I hope you can help me. Can someone please explain me these quotes and tell me what you think about them: A life without adventure is likely to be unsatisfying, but a life in which adventure is allowed to take whatever form it

asked by Hope on March 9, 2007
85. Government

The anti-federalist were against ratification of the constitution mostly because? A. they were anarchists B. their experiences under British rule C. they felt the states should have less power D. they were against proportional representation I think well A

asked by MM on March 29, 2012
86. maths

a roofer charges \$25 per hour for himself and \$15 per hour for his assistant. On a recent job the assistant worked 2 hours less than the roofer and the tot charge for labour was \$290. Let r be the number of hours that the roofer worked. Which of the

asked by nick on August 7, 2013
87. physics

During winter break, the police department in your hometown asks you to consult in the investigation of a traffic accident that occurred in a large parking lot. It seems that a car was backing out of a parking space when a pickup truck plowed straight into

asked by Alec on November 26, 2012
88. college- accounting

We just starting the chapters in accounting in school. We have about 10 problems to do. I will post one problem here and i need someone to show me how exactly they got it, so i understand and it could help me work on the other 9. here it is- The

asked by gaba on September 28, 2010
89. English

English homework: I have to write a level 6 PEA paragraph answer. P-point E-evidence A-analyse I want the LEVEL 6 PEA to include "because and why and the effect of that technique and why the poet has written this technique and to show what and using

asked by Red Rose on June 7, 2015
90. chem

At hihg temperatures Sodium chlorate decomposes to form Sodium Chloride and Oxygen gas. A 0.8765 gram sample of sodium chlorate was heated until the reaction ended when Oxygen gas production was ceased. The Oxygen gas collected over water occupied 57.2 ml

asked by Anonymous on March 16, 2008
91. Algebra -- Mrs Sue can you help

can youcheck these write a 2 step equation: half a dollar minus five dollars equals fifteen dollars: n/2 -5 = 15 five hours more than one half of an hour equals fifteen hours: n/2 + 5 = 15 two less than three times the number of feet of fencing required

asked by MarKo on November 8, 2011

Use the equation for the synthesis of hydrogen to answer the following. C (s) + H2O (l) -> CO (g) + H2 (g) deltaH = + 31.3 kcal/mol carbon deltaS = +32 cal/(mol•K) Calculate the energy change (deltaH) when 5.00 g of carbon is consumed. Calculate the

asked by John on February 19, 2013
93. Math *Updated*

So I figured out how to do the first 6, how do I do the remaining? 7. Evaluate the function below over the domain {-1, 0, 1, 2}. As the values of the domain increase, do the values of the function increase or decrease? y = (3/4)ˣ 8. Suppose an investment

asked by Name on March 14, 2018
94. algebra word problem

can youcheck these write a 2 step equation: half a dollar minus five dollars equals fifteen dollars: n/2 -5 = 15 five hours more than one half of an hour equals fifteen hours: n/2 + 5 = 15 two less than three times the number of feet of fencing required

asked by marko on November 8, 2011
95. ALgebra pls check -

can youcheck these write a 2 step equation: half a dollar minus five dollars equals fifteen dollars: n/2 -5 = 15 five hours more than one half of an hour equals fifteen hours: n/2 + 5 = 15 two less than three times the number of feet of fencing required

asked by MARKO on November 8, 2011
96. Math

Can someone explain to me the general procedure used to identify and set up a proportion problem? Repost with a specific problem, so we can use it as an example. I hope this helps a little. Thanks for asking. The following ratios: Map scale - distance

asked by Jon on June 5, 2007
97. ap chemistry

there's a few questions I have...actually it's a bit more than a few... 1. Identify the carbon atom(s) in the structure shown that has (have) each of the following hybridizations: a. sp3, b. sp, c. sp2 N*triplebond*C-CH2-CH=CH-CHOH | CH=O | H 2. Draw all

asked by Bri on August 11, 2008
98. Albebra

Find the vertex of the function y = –x2 + 2x + 8. It is where the derivative -2x + 2 = 0. Since you probably haven't learned about derivatives, do it this way: Rewrite is as -x^2 +2x +8 = -(x-1)^2 + 7 Now look at the form of the formula on the right. It

asked by Joel on March 20, 2007
99. Art

Are my answers right? Which of the following is a convention Chinese artist Shen Zhou used in his brush paintings? He used only black ink to emphasize expressive brushstrokes. He painted several seated Buddha in the background. He painted flat, realistic

asked by Amy on November 16, 2014
100. science

Calculate the heat of combustion of candle wax in kJ/mole. The standard heat of formation (∆Hf ) of candle wax (C20H42) is -2230 kJ/mole. The standard heat of formation (∆Hf ) of carbon dioxide is -394 kJ/mole. The standard heat of formation (∆Hf )

asked by emma on April 25, 2013