# 1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I chose C 3)Find

92,916 questions, page 97
1. ## Math

Hi. I have a few math questions I need some help with. Hamid Husain took out a \$50,000, 5-year term policy at age 50. The premium per \$1,000 was \$4.80. He will be 55 years old this year. The premium per \$1,000 will be \$6.58. What is the percent increase?

asked by kk on March 24, 2015
2. ## Pre-Algebra

For numbers 1–3, find the indicated measurement of the figure described. Use 3.14 for (pi) and round to the nearest whole number. 1) Find the surface area of a sphere with a radius of 8 cm. a. 268 cm2 b. 804 cm2 c. 2,144 cm2 d. 201 cm2 2) Find the

asked by Selena on March 13, 2013
3. ## Math - Equations of plane(check)

Consider the plane that contains points A(2,3,1), B(-11,1,2), C(-7,-3,-6). a) Find two vectors that are parallel to the plane. Ans: AC, BC or AB will be parallel to the plane. b) Find two vectors that are perpendicular to the plane. Ans: if i find the

asked by Shaila on September 4, 2010
4. ## Math - Equations of plane(check)

Consider the plane that contains points A(2,3,1), B(-11,1,2), C(-7,-3,-6). a) Find two vectors that are parallel to the plane. Ans: AC, BC or AB will be parallel to the plane. b) Find two vectors that are perpendicular to the plane. Ans: if i find the

asked by Shaila on September 6, 2010
5. ## Starcatcher

PLEASE CHECK MY ANSWERS!! Which of the following is the best definition of a suspense story? (1 point) a story that tells the gory details of violent acts a story that keeps the reader on edge about its outcome** a story that tells about the struggle

asked by Anonymous on April 7, 2016
6. ## Quadratic Functions

Please explain to me how to do the following problems, I don't understand them. Thanks! Find the x-intercepts (if any) for the graph of the quadratic function. 1.f(x) = (x + 2)2 - 4 Find the y-intercept for the graph of the quadratic function. 5.y + 9 = (x

asked by Carmen on October 13, 2007
7. ## physics

A w1 = 255 N bucket is lifted with an acceleration of a = 2.00 m/s2 by a w2 = 105 N uniform vertical chain. A.Find the tension in the top link of the chain. B.Find the tension in the middle link of the chain. C.Find the tension in the bottom link of the

asked by Anonymous on October 3, 2015
8. ## math

Does anyone know how to explain mean, median, mode and range mean?? mean-the average of a group of numbers median-the number that is in the middle in an in order group of numbers mode-most common number in a group of numbers range- the difference or

asked by Callie on September 20, 2006
9. ## Economics

Problem #2: A Consumption Function: C = Co + MPC(Yd). Suppose that autonomous consumption is inversely related to the interest rate. It follows that as… a. interest rate falls, consumption falls b. interest rate rises, saving falls c. interest rate

asked by Sally on April 24, 2007
10. ## Physics

You are watching your friend play hockey. In the course of the game, he strikes the puck in such a way that, when it is at its highest point, it just clears the surrounding 2.96 m high Plexiglas wall that is 14.5 m away. (Ignore any effects due to air

asked by Sam on July 5, 2015
11. ## Social studies

1. If a consumer makes monthly payments of \$250 to pay off a car loan, what type of credit is she using? (1 point) non­revolving revolving short term unsecured 2. Caitlin wants to buy an airline ticket, but she’s uncomfortable taking that much cash to

asked by Amy on May 5, 2017
12. ## Chem

What would a titration curve look like for 25 mL of 0.400 M NH3 (aq) with 0.200 M HCl (aq) -find initial pH -find 1/2 equivalence point pH and volume of HCl required to reach this point -find equivalence point pH and volume required to reach this point

asked by Sharon on July 18, 2011
13. ## Math rem

2.Find the length of the arc in a circle if the radius of the circle is 24cm and the degree of the arc is 90o 3.Find the length of the arc if a circle if the degree if the arc is 120o and the length of the radius is 8cm. 4. A circle has a radius of 7. Find

asked by bs on February 11, 2013
14. ## Probability

Let X,Y,Z be independent discrete random variables with E[X]=2, E[Y]=0, E[Z]=0, E[X^2]=20 E[Y^2]= E[Z^2]=16, and Var(X)=Var(Y)=Var(Z)=16. Let A=X(Y+Z) and B=XY. 1. Find E[B]. E[B]= ? 2. Find Var(B). Var(B)= ? 3. Find E[AB]. E[AB]= ?

asked by stud81 on October 3, 2018
15. ## Help pls urgent

A disk of radius 30 cm is spinning about it axis at 60rmp it deacelerate at a constant rate of 2.0 rad/s^2 until it reaches 20 rpm A find the initial and final angular speed in radians per sec B fine the time it takes to deacelerate from the initial to the

asked by Anonymous on May 16, 2017
16. ## Physic help

A disk of radius 30 cm is spinning about it axis at 60rmp it deacelerate at a constant rate of 2.0 rad/s^2 until it reaches 20 rpm A find the initial and final angular speed in radians per sec B fine the time it takes to deacelerate from the initial to the

asked by Anonymous on May 16, 2017
17. ## precalc

I;m not sure if i am doing this right...I keep getting a negative intersection point, which doesn't seem possible. Please help! a) find the equatoin of line 1 which passes through (1,3) and (9,7) I get y=3+1/2(x+1)or y=1/2x+2.5 b) the line 2 is

asked by Anonymous on September 10, 2012
18. ## Math

Can you show me the work to get these answers also? A.Solve each equation. Leave exact answers: 1.5^3x-2=14 2.log(x-1)-logx=log(x-3) B.If f(x)=x+2/x and g(x)=7/x-5, a. Find the composition (f o g)(x) and simplify completely. b. Find the domain of (f o

asked by Jeff on December 8, 2013
19. ## Math

I need to find the area of a shaded part. it is a square with a circle the measurements that I have are pi = 3.14 and 15 ft by 15 ft. I know to find the area of the square I take base x height but cannot figure out correct formula for subtracting the

asked by Sam on June 17, 2007
20. ## Physics

A 1.00-kg beaker containing 2.0 kg of oil (density = 916 kg/m3) rests on a scale. A 2.00-kg block of iron is suspended from a spring scale and is completely submerged in the oil. Find the equilibrium readings of both scales. I was able to find the

asked by Jimmy on December 3, 2010
21. ## construct a triangle

How can I construct a triangle ABC with vertices A(-4,2), B(4,3), C(1,-3). what are the angles in order from least measure to greatest measure Since you will have to use trigonometry to find the angles, surely you must know how to plot points. take the

asked by Sam on August 8, 2007
22. ## drugs

Help! An inhalant is not a stimulant or a depressant. So... what is it then?????? Puh-leaze help me! My grade this term counts on it. What kind of inhalant? We inhale many things -- dust, illegal drugs, legal asthma medications, pollen, etc. Please clarify

asked by Lauren on February 19, 2007
23. ## Math

Find the greatest number of four and five digits, which are perfect square. Also find least number four digits, which is perfect square. I have solved but with help of calculator. 9805 ,99856 and least is 1024.are these correct? Please tell me how can I

asked by ABC on May 29, 2017
24. ## math

Find the rate of change between the two points (4, 36) and (8,108) and give the unit of measure. x is measured in square yards. y is measured in dollars. I know how to find the rate of change but I have no idea what they mean by "unit of measure." How do

asked by casey on December 24, 2015

Wellington’s Funds Flow Statement (Statement of Cash Flows) Sources Earnings after taxes \$ 80 Depreciation 84 Decrease in accounts receivable 42 Increase in accounts payable 13 Increase in notes payable 196 Increase in accruals 22 Increase in long-term

asked by v on September 27, 2014
26. ## physics

The weightless strut in the figure below is not attached to the wall; it is prevented from falling only by friction. (Let w = 360 N, L = 5.25 m and h = 3.25 m.) (a) Find the magnitude of the force of friction between the wall and the strut. (b) Find the

asked by Anonymous on June 12, 2014
27. ## economics

can someone give me an example of an industry that has positive and negative externality affected on the economy Lawyers. Pharmacecutial companies. Fast Food Industries (consider the long term health car costs of eating that stuff) Tobacco Gambling in

asked by RAY on March 29, 2007
28. ## Math

A sequence of transformations is applied to triangle MNO to create triangle M'N'O'. * Select all the sequences of transformation that could be applied to to triangle MNO so that triangle MNO ≅ M'N'O (3 answers) A. a clockwise rotation of 90 degrees and

asked by Help me please on November 17, 2016
29. ## Urgent!!! Physics

At an air show, a jet plane has velocity components Vx = 625 and Vy = 415 at time 3.85s and Vx = 838 and Vy = 365 at time 6.52s . A. For this time interval, find the x component of the plane's average acceleration in km/h2. B. For this time interval, find

asked by andrea on January 26, 2011
30. ## history

What vital right did the Spanish allow the Western farmers? Answer: It was that Spain allowed Americans to travel on the lower Mississippi to New Orleans and to ship their goods. "cORRECT right??" mmhmm Can you help me out with this one???? Did you ever

asked by Mack on April 29, 2007
31. ## Geometry

I have two questions... #1 if the radius of the two areas is 12in find the length of a chord of an arc of 45, 35, and 60 degrees. #2 the bases of a trapezoid are 30in and 9in and the nonparallel sides are 10in and 17in. Find the area.

asked by Stephanie on February 12, 2013
32. ## physics

solid gold statue with mass of 7.55kg, weight of 74.0N, and disperses 680 cubic meters of water when immersed. i need to find the density. but im unsure how to find the volume first to put it into the formula?

asked by christy on May 21, 2015
33. ## Math

In evening my test plz help me to solve it A room length 3m,20m wide and 6m height. Find the floor is to be tiled.if each tile measures 60cm*50cm,find the no. Of tiles required.

asked by Simon on February 6, 2013
34. ## GOVERNMENT :(

I can't find a website anyway that will give me what I want. There is way to much junk on the internet. I need to find a site that lists the order in which somebody makes a claim, or like with the kentucky lethal injection case. Who did they go to? What

asked by Hannah on October 6, 2007
35. ## Trig Help

Given the equation for simple harmonic method d=1.3cos(3pi/4 t) answer the following questions: a)Find the maximum displacement. 1.i got 1.3 b)Find the frequency and length of the pendulum c)Calculate the value of d when t=3 i got .919 d)Determine the

asked by Ryan on March 24, 2016
36. ## Geometry

I have two questions... #1 if the radius of the two areas is 12in find the length of a chord of an arc of 45, 35, and 60 degrees. #2 the bases of a trapezoid are 30in and 9in and the nonparallel sides are 10in and 17in. Find the area.

asked by Stephanie on February 12, 2013
37. ## precalculus half angle question stumped

Given tanu= -1/3 and sinu

asked by george on January 11, 2010
38. ## college algebra--please

I am not understanding this question and I have read the chapter many times. Please help. given the function of f(x)=4x-8 a. find the the rate of change between the stated values for x:5 to 7 b. find the equation of a secant line containing the given

asked by ladybug on November 2, 2012
39. ## History

Compare the European settlements in the Chesapeake area and New England in terms of goals, governments, social structures, and religions. What similarities do you find most remarkable? What differences do you find interesting? information please

asked by sonya on May 2, 2009
40. ## calculus

find the solution of the differential equation dy/dt = ky, k a constant, that satisfies the given conditions: y(0)=50, y(5)=100 please show steps. INtegrate dy/dt I think the answer will be in the form of y=e^kt + C check that and see if it works. You

asked by ae on April 10, 2007
41. ## English/History/Art

Can someone tell me sites (not a search engine or wikipedia!) where I can find information on James Tissot's "The Concert" and "The Young Woman in a Boat" art pieces? I need to know the themes of these paintings, but I can't seem to find any relevant

asked by John on November 22, 2007
42. ## PHYSICS

Find the force on a proton, with kinetic energy 10keV, that is moving perpendicular to a magnetic field of magnitude 2.0kG. I know I need to find the velocity, and then use F=qvBsinTHETA, but I'm so bad at equating different parts of formulas. Can anyone

asked by Trace on November 29, 2010
43. ## History again

Based on the below from the Wikipedia, I would agree with you. As Solberg reports, "It immediately became the recognized revolutionary government, with its main task to conduct the war and lead the colonies ultimately to independence."  The Second

asked by GuruBlue on January 20, 2007
44. ## US Gov help URGENT

I'm very ignorant when it comes to politics. I had to write a summary on Shutdown looms: Spotlight now on Senate after Boehner wrangled House GOP votes If you go to google and type that in it's the first link.. Can someone give me some key pointers as to

asked by Harold on September 28, 2011
45. ## Chemistry

Hi I need with with a prelab calculation for a Hydrate Crystal lab and I am so confused @_@ You don't really need to solve it if you don't want to, I just need an example on how to do these problems 1) Find the mass of the water that evaporated upon

asked by Sira on October 11, 2012
46. ## HELP HELP AP BIOLOGY

A. Explain the term "concentration gradient". Make sure to discuss the difference between a solution's concentration and a concentration gradient. B. An artificial cell contains 0.2 M FRUCTOSE and 0.8 M glucose, AND 2M SUCROSE. It is placed into a solution

asked by Anonymous on October 11, 2015
47. ## Chemistry

What is the empirical formula of benzene, C6H6? I know how to find empirical formula; as long as you know the moles, you can find the ratio and thus the empirical formula. But the question provides nothing and I can only find the Mr? The answer from the

asked by Winnie on May 3, 2016
48. ## Math

A group of students volunteers at the animal it helping feeds the dogs. Each day small dogs eat 1/2 cup less dog food than medium sized dogs and large dogs eat 3/4 cup more dog food than the medium sized dogs. The shelter currently has 22 small dogs, 14

asked by Darryl on September 10, 2017
49. ## Physics

Can anyone explain this to me, it was on my exam and i don't get it ; A 14.0 kg crate is pulled up a rough incline with an initial speed of 1.6 m/s. The pulling force is 131.0 N parallel to the incline, which makes an angle of 12.3 ◦ with the horizontal.

asked by Johnnie on March 2, 2011
50. ## physics

I have two equations: #1) Tcos(theta)- 6.86=0 #2) Tsin(theta) = mass X acceleration I know that my acceleration is velociy squared/ radius (my given radius is 40cm) I'm supposed to solve for T and angular acceleration. I know I'd be able to do that if I

asked by Taylor on October 12, 2010
51. ## Science

Was the term 'water closet' from John Harington, who invented the toilet long ago? Water closet seems to mean either the toilet or a room with the toilet. Then the water closet which John Harington invented was a toilet bowl, its seat and water tank in the

asked by rfvv on March 31, 2018
52. ## Math

Write an equation of the line satisfying the given condition. a) x intercept = 3 y intercept=-2 I am really not sure how to start here. b) vertical line containing (5,-1) Would it be y=5x-1? c) parallel to the line 3x-4y=5 and containing the points (3,-6)

asked by Hannah on October 5, 2010
53. ## Physics - final velocity?

At sea level, a hydrogen molecule in the air has an average kinetic energy of 5.53×10-21 J. Its mass is 3.32×10-27 kg. The hydrogen molecule shoots straight up without colliding with the molecules in the air. (Assume that you can use g = 9.81 m/s2;

asked by Em on February 12, 2011
54. ## statistics

An insurance company wishes to examine the relationship between income (in \$,000) and the amount of life insurance (in \$,000) held by families. The company drew a simple random sample of families and obtained the following results: Family(Income)(Amount of

asked by iyra on February 10, 2010
55. ## statistics

An insurance company wishes to examine the relationship between income (in \$,000) and the amount of life insurance (in \$,000) held by families. The company drew a simple random sample of families and obtained the following results: Family(Income)(Amount of

asked by danial on February 9, 2010
56. ## Algebra

Let f(x) = x^2 – 3x + 8 and g(x) = x – 5 (a) Find the sum (f + g)(x) and simplify the results. (b) Find the composite function (f º g)(x) and simplify the results. (c) Find (f º g)(2) Show some work. (d) Find the composite function of (g º f)(x) and

asked by Carmin on June 17, 2009
57. ## Chem 1

Given the bond energy data below, which is the best prediction for the bond energy of the bond between the nitrogen and the oxygen atom in N2O? bond energy (kJ/mol) N-O single bond 201 N-O double bond 607 Indicate if it will be the single bond, double bond

asked by Rossina on November 16, 2006
58. ## Math/Solving side lengths of similar figures!!!

I have to find out what (x) equals. it shows me two triangles. ABC and XYZ. XYZ's sides are X-6 Y-10 and Z-8. ABC's sides are A-(x) B-25 and nothing for C. i need to find the value of (x). I'm expelled from school, and I get taught at the library everyday

asked by Kourt on April 19, 2011
59. ## Math

A school intended to buy a certain number of chairs for sh 16200. The supplier agreed to offer a discount of sh 60 per chair which enabled the school to get 3 more chairs. Taking x originally intended number of chairs. Write an expressions in term of x

asked by Kd on August 28, 2018
60. ## science

The Hertzsprung-Russell diagram below shows how the brightness, surface temperature, and color of stars are related.Which of these observations of Barnard’s Star is most likely accurate? * Captionless Image A Barnard’s Star is less bright than the sun,

asked by reb on October 16, 2018
61. ## Pre-Calc

I have one more question I don't understand. It's a multiple choice question. I need to pick which of the following describes the steps involved in using the graph of y=3 cos x+3: a. Stretch the graph vertically by a factor of 3 and shift it to the left 3

asked by sarah on May 5, 2007
62. ## Physics

A rocket is launched at an angle of 56.0° above the horizontal with an initial speed of 96 m/s. The rocket moves for 3.00 s along its initial line of motion with an acceleration of 31.0 m/s2. At this time, its engines fail and the rocket proceeds to move

asked by Elaine Jetton on September 12, 2011
63. ## Physics

Both start from rest, but experienced Stan leaves the starting line 1.00 s before Kathy. Assume Stan moves with a constant acceleration of 3.45 m/s2 and Kathy maintains an acceleration of 5.10 m/s2. (a) Find the time it takes Kathy to overtake Stan. (b)

asked by john on October 18, 2010
64. ## First Moment

The Region "R" under the graph of y = x^3 from x=0 to x=2 is rotated about the y-axis to form a solid. a. Find the area of R. b. Find the volume of the solid using vertical slices. c. Find the first moment of area of R with respect to the y-axis. What do

asked by Mike on January 11, 2010
65. ## please correct my essay with details please

Can you please read my essay and correct any grammar mistakes i made. Also the last sentence of my first paragraph is my thesis, but i still don't feel comfortable with it. How do i make it better or is that fine. NOTE: There are some quotes i used from

asked by jen on October 16, 2008
66. ## Social Studies

Answer each question below with one of the three types of maps described below Physical Thematic Political Which type of map would you use to find out if Denver is located in the Rocky Mountains? Physical Which type of map would you use to find out what

asked by Jerald on January 9, 2013
67. ## calculus II

We're doing areas by integrals now, with 2 eqns. I have a few questions. 1. Sketch the region in the xy-plane defined by the inequalities x-2(y^2)> 0 and 1-x-abs(y)>0. and find its area. Would it be best to solve for x, then graph it as x= something? Then

asked by Shelley on February 8, 2007
68. ## PHYSICS

A catapult launches a rocket at an angle of 56.9° above the horizontal with an initial speed of 100 m/s. The rocket engine immediately starts a burn, and for 3.25 s the rocket moves along its initial line of motion with an acceleration of 28.1 m/s2. Then

asked by j on April 25, 2012
69. ## Physics forces unit

I was wondering, how I would find the ratio of force to acceleration? I am doing an assignment where i had to find the force applied and the measured acceleration but I don't know how to find the ratio of force to acceleration. Thanks in advance!

asked by Diane on January 9, 2014
70. ## Quantitative Methods

1. Management of Sundown Rent-a-Car (see Problem 8-8) has decided that perhaps the cost during the six-month period is not the appropriate Cost to minimize because the agency may still be obligated to additional months on some leases after that time. For

asked by Kayla on April 24, 2014
71. ## Trig hep, please? Thank you!

1. Find the exact value of sin(195(degrees)) 2. If cot2(delta)=5/12 with 0(

asked by Michelle on August 17, 2013
72. ## math

The length, breadth and height of a closed box are respectively 2m, 1.5m and 0.8m. Find the total area of canvas required to cover it-up. Find also the cost of canvas if 1sq m of canvas costs Rs. 30. A rectangular box without lid is to be made by thin

asked by rohan on November 21, 2015
73. ## chemistry

Nicotine is not only bad for you (ahem!), but it also acts as a base in aqueous solution: Kb = 7x10-7 at 298K. i) Find G per mol of nicotine acting as a base in aqueous solution at 298K. ii) Find the pH of the solution if the initial [nicotine] = 0.80

asked by Tillie on February 11, 2009
74. ## Access Database - computers

I have to make a database to track university apartments in access. I am stuck trying to decide what type of tables and field names i should have. would it make sense to have a table for students including first, last names, address, city, postal code,

asked by DAVE on February 10, 2008
75. ## Social Studies

1. Hotels, restaurants, shops, public restrooms and drinking fountains are all examples of ________________. 2. __________________ describes the mixing of different races through marriage and family, and was illegal in many states. 3. State and local

asked by Hi😱 on January 16, 2019
76. ## Pre-calculus

Given the following values for f(t): t : f(t) 3 : -7 6 : 6 9 : 19 12 : 6 15 : -7 18 : 6 a) What is the period, frequency, midline, amplitude, maximum, and minimum? b)Find a possible formula for f(t) c)Find the domain and range of f(t) d)Find a formula for

asked by Elle on March 26, 2009
77. ## physics

A person standing 1.00 m from a portable speaker hears its sound at an intensity of 7.50  103 W/m2. (a) Find the corresponding decibel level. (b) Find the sound intensity at a distance of 35.0 m, assuming the sound propagates as a spherical wave. (c)

asked by Megan on February 8, 2018
78. ## Introduction to Early Childhood Education

Early childcare education professionals teach children for birth to age 3 age 3 to 6 age 3 to 8 birth to age 8** Child care centers and family child care homes provide care and educations under federal regulations**?? in cooperation with local school

asked by Kayla on August 23, 2017
79. ## Algebra 2

Find the distance between the points (12, 8) and (4, 2). 100 units 14 units 10 units –10 units Find the midpoint of the points (3, 1) and (7, –5). (1, 6) (2, 1) (2, –3) (5, –2) Find the vertex and focus of the parabola whose equation is 4y = x2 +

asked by Ben on June 4, 2011
80. ## Maths

Demand function P=50-Q Average Cost 5Q + 40 +10/Q Calculate the firm's total cost function Find the marginal cost function and evaluate it at Q=2 and Q=3 What is the total revenue function Find the firms's revenue maximising output level Find the firm's

asked by Jen on November 30, 2006
81. ## physics

One end of a cord is fixed and a small 0.610 kg object is attached to the other end, where it swings in a section of a vertical circle of radius 2.00 m as shown in the figure below. When θ = 18.0°, the speed of the object is 4.50 m/s. At this instant,

asked by blasting on February 21, 2010
82. ## english

I need to know the role or status of women in romeo and juliet..plz help You might find some help with this at http://www.sparknotes.com/lit Find "Romeo and Juliet" and read the section on characters. Another place to look is

asked by reh025 on June 13, 2006
83. ## physics

A block of mass m=.75kg is fastened to an unstrained horizontal springwhose spring constant is 82 N/m. The block is given a displacement of +.12m, where + sign indicates that the displacement is along the +x axis, and then released from rest. Find the

asked by Anonymous on February 19, 2008
84. ## Mathematics/pre-algerbra

how do I find a value of x that will make each proportion true?? 12 = x ___ ___ 16 20 and 8 = 14 __ ___ 12 x See previous post. i still don't get it sorry Cross multiply to find x. Here's the first one; perhaps you can try the second one on your own. 12/16

asked by Joe on April 9, 2007

Starting simultaneously from the same spot, O, Alvin and Bernard set out across a field in the gog. Alvin travels with velocity i + 2 j m/s and Bernard with velocity 3i + j m/s, To avoid losing each other, they hold opposite ends of 90 m string. a) At what

asked by Jat on February 16, 2012
86. ## Chemistry

If 8.5g of pure ammonium phosphate , (NH4)3PO4(s), is dissolved in distilled water to make 400mL of solution, what are the concentrations (in moles per litre) of ions in the solution. How would I solve this type of stoichiometric problem. I know the steps

asked by Kristien on March 5, 2013
87. ## Chemistry

If 8.5g of pure ammonium phosphate , (NH4)3PO4(s), is dissolved in distilled water to make 400mL of solution, what are the concentrations (in moles per litre) of ions in the solution. How would I solve this type of stoichiometric problem. I know the steps

asked by Kristien on March 5, 2013
88. ## Maths

Suppose that a particle with mass m moving on a plane having position vector r(t)=a cos(t/4)i + a sin(t/4)j , where t>0 is the time and a>0 is any constant. Find the equation of the path that the particle is moving. My question: what are required to find

asked by Ashley on July 2, 2019
89. ## Math

Could someone double check me Write the answer in lowest terms 5/9 + 8/9 = 13/18 What is the perimeter of a rectangle if the length is 7/11 ft and the width is 2/11ft? Answer: 9/11 ft Write the answer in lowest term 17/36 – 13/36 Answer: 1/9 8/15 + 3/20

asked by Sherri on February 23, 2008
90. ## Algebra Problems

Please check my answers. Find the coordinates of the vertex for the parabola defined by the given quadratic function. 1.f(x) = (x - 4)2 - 4 -I got (4,-4) Find the axis of symmetry of the parabola defined by the given quadratic function. 3.f(x) = (x + 2)2 +

asked by Soly on October 15, 2007
91. ## Algebra

Please check my answers. Find the coordinates of the vertex for the parabola defined by the given quadratic function. 1.f(x) = (x - 4)2 - 4 -I got (4,-4) Find the axis of symmetry of the parabola defined by the given quadratic function. 3.f(x) = (x + 2)2 +

asked by Soly on October 15, 2007
92. ## Algebra

Please check my answers. Find the coordinates of the vertex for the parabola defined by the given quadratic function. 1.f(x) = (x - 4)2 - 4 -I got (4,-4) Find the axis of symmetry of the parabola defined by the given quadratic function. 3.f(x) = (x + 2)2 +

asked by Soly on October 14, 2007
93. ## Continuity equations

I have the continuity equation as shown here: imgur(dot)com/NRfMphl(dot)jpg I need to find (deduce) this same equations with several considerations: -Assuming taht E is very small and working with minority -Assuming steady state conditions -Assuming low

asked by Continuity Equations - AEC on March 22, 2018
94. ## Pre Calc

Naturalists findthat the populations of some kinds of predatory animals vary periodically. Assume that the population of foxes in a certain forext vareis sinusoidally iwth time. REcord started being kept when time t = 0 years. A minimum number, 200 foxes,

asked by Joe on December 6, 2009
95. ## Finance

P2. Use your knowledge of balance sheets to fill in the missing amounts: Assets: CASH - \$10,000 ACCOUNTS RECEIVABLE - \$100,000 INVENTORY - \$------ TOTAL CURRENT ASSETS – \$220,000 GROSS PLANT AND EQUIPMENT – \$500,000 LESS: ACCUMULATED DEPRECIATION -\$

asked by Rose on March 6, 2013
96. ## Accounting

Attached is the actual Financial Statements, Cash Flow, and Taxes associated with the assignment questions below. 2007 & 2008 statements below. We are working on a comprehensive/spreadsheet problem (financial statements, cash flow and taxes). A balance

asked by Lisa on November 3, 2010
97. ## Probability

Let Θ be an unknown random variable that we wish to estimate. It has a prior distribution with mean 1 and variance 2. Let W be a noise term, another unknown random variable with mean 3 and variance 5. Assume that Θ and W are independent. We have two

asked by qwerty on April 21, 2015
98. ## literature

I have to write a term paper using examples from the text oedipus and discuss and analyze the literart devices of symbolism and irony in the play. I must discuss how these devices help develop on the motifs sophocles utilized in his work. I have started to

asked by Dr. Rose on April 5, 2008
99. ## Calculus

The function y=Asin (sqrt(k/m)t) represents the oscillations of a mass m at the end of a spring. The constant k measures the stiffness of the spring. 1. Find the first positive time time t1 at which the mass is farthest from its equilibrium position:

asked by Cady on March 10, 2011
100. ## Ap physics

The two conditions for equilibrium often result in a system of equations such as F1 + F2 = 44.0 N and 3.00F1 − 8.00F2 = 0. (Due to the nature of this problem, do not use rounded intermediate values in your calculations—including answers submitted in

asked by Amar on March 6, 2015