Monday
December 22, 2014

Posts by jimmy


Total # Posts: 396

speech
Read "is misleading your spouse fraud or tact?" In looking out looking in 13th edition(p.329). Discuess whether either party was justified in his/her behavior. What are the effects of benevolent lies, silence, equivocation, or hinting, as alternatives to disclosing ...
June 27, 2012

Algebra
Could you help explain how T can put the number of pipes over the time to solve this?? I'm afraid I don't understand.
June 26, 2012

Algebra
There is a water tank with a drain of an unknown size that is always open. There is a series of input pipes above it which are all the same size. When 4 pipes are on, it takes 6 hours to fill. When 3 pipes are on, it takes 10 hours to fill. How many pipes would it take to fill...
June 26, 2012

Physical Sicence
1.0 gram of glass will rise 20.0°C when _____ calories of heat are applied.
June 20, 2012

Physics
I think your solution tells us when the spring moves 18 cm, not 9 cm. Thank you, though. This was really useful.
June 2, 2012

Physics
In turns out that for b), instead of using (.27^2 -0.09^2), we have to use (.27^2-0.18^2).
June 2, 2012

Physics
A 0.53-kg mass is attached to a horizontal spring with k = 106 N/m. The mass slides across a frictionless surface. The spring is stretched 27 cm from equilibrium, and then the mass is released from rest. (a) Find the mechanical energy of the system. (b) Find the speed of the ...
June 2, 2012

algebra 1
Your mom
May 14, 2012

Chemistry
1s2 2s2 2p6 3s2 3p5 - To get to +7 the chlorine atom loses its seven valence electrons, but it only has room for one more in the p sublevel to get to –1.
May 13, 2012

English 2
the answer is C
May 2, 2012

Chemistry questions
thank you Bob!
May 2, 2012

Chemistry questions
1) Calculate the mass of NaHCO3 required to generate 50mL of CO2, at 1 atm. pressure and 25*C. Do I need to use PV=nRT? where for n it will be both my n's from C and O2 together? 2) Solubility of CO2 in water at 25* is 0.145g in 100mL. Assuming the solubility of CO2 is the...
May 2, 2012

math
P = a + b + c Where P is perimeter a, b and c are all 3 sides
May 2, 2012

physics
you need more information than that, at least a mass or an acceleration because Newton's second law: F=ma
May 2, 2012

physics
an object going around a corner is affected by centripetal acceleration.
May 2, 2012

physics
just google adolescence and you'll have many definitions
May 2, 2012

math URGENT
1/2 * 1/3 = 1/6
May 2, 2012

Maths
11 + 9 = 20, so 11/20
May 2, 2012

Calculus
A particle is moving with acceleration a(t) = 30 t + 12. its position at time t =0 is s(0) = 11 and its velocity at time t =0 is v(0) = 16. What is its position at time t = 8?
April 26, 2012

Math
x+7/8=x+8/9 -7 -7 ____ x /8=x+1/9 *8 *8 ____ x= 72
April 24, 2012

Chemistry
6.5
March 27, 2012

MATH
find a number that is 15 more than 4 times it's oppisite
March 6, 2012

Chemistry
Arrange the species O2, O2^+, O2^-, and O2^2- in order of increasing O-O bond length.
March 4, 2012

chemistry
Arrange the species O2, O2^+, O2^-, and O2^2- in order of increasing O-O bond length.
March 4, 2012

chemistry
How do I construct an energy level diagram for the hydrogen atom. I have all the energies, but I do not know how to make the diagram.
March 3, 2012

Calculus based physics
A particle travels along a path described by the function y=0.2x^3. The exponent of velocity is given by vx=(5t^2)ft/s. When t=0, x=y=0, find the particle's distance from the origin and the magnitude of its acceleration when t=1s.
February 27, 2012

chemistry
You are a chemist requested to review and analyse certain debris found on thebottom of aboot found in a crime scene. The debris contains metal fragments. If you identify the metal fragments---it will help the detctive identify the locations traveled by the person who did the ...
February 26, 2012

chemistry
You are a chemist requested to review and analyse certain debris found on thebottom of aboot found in a crime scene. The debris contains metal fragments. If you identify the metal fragments---it will help the detctive identify the locations traveled by the person who did the ...
February 26, 2012

Chemistry
A line in the infrared region of the hydrogen spectrum has a wavelength of 1.875 micro meters. What is the transition responsible for this wavelength?
February 25, 2012

chemistry
A line in the infrared region of the hydrogen spectrum has a wavelength of 1.875 micro meters. What is the transition responsible for this wavelength?
February 25, 2012

chemistry
Al(NO3)3 + NH3 --> ?
February 24, 2012

English
What is the subject and verb in the sentence below: The company offered a fifty dollar rebate on every energy efficient refridgerator bought during the month of June.
February 16, 2012

math
aaron is skipping stones across a pond.(A "skip"is a short bounce in the water.)The first stone skips 1 time, the second skips 2 times, the third stone skips 4 times,and the fourth stone skips 8 times. if this patten continues,how many total skips will the 10th stone...
February 5, 2012

math
aaron is skipping stones across a pond.(A "skip"is a short bounce in the water.)The first stone skips 1 time, the second skips 2 times, the third stone skips 4 times,and the fourth stone skips 8 times. if this patten continues,how many total skips will the 10th ...
February 5, 2012

math
aaron is skipping stones across a pond.(A "skip"is a short bounce in the water.)The first stone skips 1 time, the second skips 2 times, the third stone skips 4 times,and the fourth stone skips 8 times. if this patten continues,how many total skips will the 10th stone...
February 5, 2012

math
ty
February 5, 2012

math
each of the 15 student council members of Blakemore Elementary School is responsable for telling exactly 2 other students about the upcoming school pep assembly. Each of those 2 is then responsable for telling 2 other students. It takes 15 minutes for each round of stundents ...
February 5, 2012

chemistry
In comparing the phase diagram for water with that of a solution of sugar in water, all of the following decrease except a) the vapor pressure b) the boiling point c) the freezing point d) the triple point
February 3, 2012

chemistry
so b?
February 3, 2012

chemistry
When 7.50 grams of iodine (I2) is added to 48.7 grams of carbon tetrachloride (CCl4), the iodine dissolves and a solution is formed. The weight percent of the iodine in the solution is a) 13.3 % b) 15.6 % c) 60.7 % d) 2.96 % e) 86.0%
February 3, 2012

multiplication and arrays
strategy practice explain hoe you can multiply 3x24 by using arrays. then give the product.
February 1, 2012

math/estimating products
an arena seats 7,893 people.The circus is in town and all of the tickets have been sold. If the circus has 4 performances, about how many tickets were sold?
January 31, 2012

algebra
How would learning how to solve logical problems, help you in your real life?
January 30, 2012

algebra
Suppose that a quadratic equation had two x-intercepts. How could you use the intercepts to find the vertex?
January 30, 2012

algebra
When using the quadratic formula, why is only necessary to examine the discriminant to determine if the equation only has real number solutions?
January 30, 2012

Science
A traffic light turns green, a car accelerate from rest and cover 10m in 4s . What is the acceleration of the car , assume uniform acceleration
January 30, 2012

algebra
When using the quadratic formula, why is only necessary to examine the discriminant to determine if the equation only has real number solutions?
January 30, 2012

math
If sin(θ) = -1/√2, find sin2(θ). (Recall that sin2(θ) means (sin(θ))2.) sin2(θ) =
January 27, 2012

Trig
tan(θ) = a (a ≠ 0), find cot(θ).
January 27, 2012

Math
Point G is the centroid of triangle ABC. Use this given information to find the value of X. CG =3x+7 and CE= 6x FG = x+8 and AF = 9x - 6 BG = 5x -1 and DG = 4x -5
January 18, 2012

english
I'd really appreciate if someone could check my answers for me. Thank you.
January 9, 2012

english
My answers are marked with an *.
January 9, 2012

english
1)In "The Love Song of J. Alfred Profrock," what mood is created by a setting in which the central character is concerned with the direction of his life? a)cheerful and exhilarating b)introspective and indecisive* c)honey and reassuring d)impersonal and chilling 2)...
January 9, 2012

English
I did check my answers with * beside each one.
January 9, 2012

Physics
*thanks
January 9, 2012

Physics
ohhh I see, thank Bob!
January 9, 2012

Physics
Hello, During a lab where you race 2 cars downward on a 30* angle slope, we got graphics of the different energies in play. (Gravitational, kinetic and Total in depending on time). Afterwards, we need to answer this question: Calculate non-conservative work exerted by the ...
January 9, 2012

Computing
I need help with my hp530 laptop.i reloaded the os to winxp.the agp texture acceleration is disabled how can i fix these?thanks
January 9, 2012

Canadian History
1. Who gave Jim Sinclair a crucial piece of advice early in his career? 2. What (or who) connects the current drug store chain, London Drugs, to the gold rush era of British Columbia?
December 5, 2011

math
make up a set of at least twelve numbers that has the following landmarks. minimum:50 median:54 maximum:57 mode:56
December 2, 2011

physics
For no apparent reason, a poodle is running counter-clockwise at a constant speed of 5.40 m/s in a circle with radius 2.3 m. Let v_1 be the velocity vector at time t_1, and let v_2 be the velocity vector at time t_2. Consider change in v = v_2- v_1 and change in t = t_2 - t_1...
November 28, 2011

physics
A ball, of mass 0.13Kg, is held on the inside of a smooth hemispherical bowl at a height 0.25 m above the base. It is then released. Assuming there is no friction, the acceleration due to gravity, g, is 10 m/s2 and the potential energy is zero at the base of the bowl - What is...
November 22, 2011

Biology
What is the maximum number of different blood types the children of a man with blood type A and a woman with blood type B could have? A. One B.Two C.Three D.Four I think it's D, but I'm not sure. Help would be appreciated.
November 21, 2011

geometry
i dont know i need the answer to
November 17, 2011

Biology
Each phenotype can only be represented by a single genotype. True or False? Help would be appreciated, thanks in advance!
November 15, 2011

trig
What is the exact value of 19 pie divided by 12.
November 15, 2011

Consumer Math
Ricki Cohn Encyclopedia sales Commission rate: 11% Month’s sales: $2,550 What is the monthly commission?
October 26, 2011

pyhsics
A ball with a mass of 0.8 kg is kicked up the ramp with an initial speed of 22 m/s. What is the speed [m/s] of the ball at the top assuming no friction? Angle from which ball is kicked is 23 degrees and the horizontal leg is 7 feet long.
October 18, 2011

PHYS›CS
Find the speed of a satellite in a circular orbit around the Earth with a radius 3.65 times the mean radius of the Earth; RE= 6.37·103 km ME= 5.98·1024 kg
October 17, 2011

physics
A marble block of mass m1 = 500.1 kg and a granite block of mass m2 = 237.4 kg are connected to each other by a rope that runs over a pulley, as shown in the figure. Both blocks are located on inclined planes with angles á = 35.3 degrees and â = 56.7 degrees. Both...
October 17, 2011

physics
As shown in the figure, a block of mass M1 = 0.470 kg is initially at rest on a slab of mass M2 = 0.850 kg, and the slab is initially at rest on a level table. A string of negligible mass is connected to the slab, runs over a frictionless pulley on the edge of the table, and ...
October 17, 2011

Physics
In the figure below, m1 = 3.1 kg, m2 = 5.8 kg, and the coefficient of kinetic friction between the inclined plane and the 3.1-kg block is μk = 0.27. Find the magnitude of the acceleration of the masses and the tension in the cord. The incline is at at 30 angle.
October 12, 2011

Physics
The target is to be dropped from the point A at t = 0, the same moment as the gun is fired. The bullet hits the target at a point P. Let the initial speed of the bullet be v0 = 106 m/s, let the angle between the vector v0 and the horizontal (x) direction be θ = 57.3...
September 30, 2011

Physics
i know i have to find the x component and y component in this equation
September 30, 2011

Physics
The target is to be dropped from the point A at t = 0, the same moment as the gun is fired. The bullet hits the target at a point P. Let the initial speed of the bullet be v0 = 106 m/s, let the angle between the vector v0 and the horizontal (x) direction be θ = 57.3...
September 30, 2011

Algebra 2
It seems so You have to have a little faith in yourself you should plug it in and see for yourself
September 30, 2011

physics
thank you
September 30, 2011

Precalculus
Suppose 3 mg of a drug is injected into a person's bloodstream. As the drug is metabolized, the quantity diminishes at the continuous rate of 6 % per hour. Find a formula for Q(t), the quantity of the drug remaining in the body after t hours. Find approximations to two ...
September 21, 2011

programming
2-5 Grade Determination is says " Write a program that will input three test scores. the program should determine and display their average. the program should then display the appropriate letter grade based on there average. the letter grade should be determined using a ...
September 21, 2011

Engineering
It is found that ozone reaction in water nearly follows first-order kinetics in ozone concentration decreases by 50% in 12 minutes (t1/2 = 12 min). A water supplier wants to inject ozone into a pipe bringing water to thee water treatment plant to pre-disinfect the influent. ...
September 19, 2011

Environmental Engineering
Consider the air over a city to be a box 100km on a side that reaches up to an altitude of 1.0 km. THe air is blowing into the box along one of its sides with a speed of 4 m/s. Suppose an air pollutant with a reaction rate of K = 0.20/hr is emitted into the box at a total mass...
September 19, 2011

math
A store sold 64 sweatshirts one day. Of these, 12 were gray. The store manager plans to order 400 more sweatshirts. Based on the data, how many gary sweatshirts should the manager order?
September 15, 2011

math
352/4=88
September 15, 2011

Physics
A ball is thrown straight up and passes point B(at a height of 45.6m above its starting point O) in 4.9s What was its initial speed? The acceleration of gravity is 9.8m/s^2 Answer in units of m/s. I think the answer is -14.7m/s but im not sure since you probably cant have ...
September 10, 2011

Physics & Gravity
The acceleration due to gravity on the moon is about one-sixth its value on earth. If a baseball reaches a height of 51 m when thrown upward by someone on the earth, what height would it reach when thrown in the same way on the surface of the moon? Answer in units of m would ...
September 9, 2011

accounting
1. Please refer to the worksheet below. Trial Balance Adjustments Adjusted Trial Balance Income Statement Balance Sheet Account Title Dr. Cr. Dr. Cr. Dr. Cr. Dr. Cr. Dr. Cr. Cash $1,700 $1,700 $1,700 Accounts receivable 8,500 $2,000 10,500 10,500 Supplies 100 $80 20 20 ...
August 15, 2011

Reading
What Does It Mean When They Say Death Before Dishonor
August 7, 2011

Poetry
Decide which word from the word bank belongs in each blank in the statements that follow. bland / contaminated / devastated / punitive / transcend / concretely / convey / procrastinating / spontaneous / uniqueness 1. Even though I know doesn't pay, I still put off until ...
June 20, 2011

math
If the store purchases an item at a wholesale cost of $3.50 per item, and it is sold at a retail value of $5.00 per item. What is the gross profit percentage of the item? (formula: gross profit percentage = [(retail - cost) divided by retail] X 100 )
June 15, 2011

Math
An observer 2.5 miles from the launch pad of a space shuttle measures the angle of elevation to the base of the shuttle to be 25 degrees soon after lift off. How high is the shuttle at that instant? (Assume that the shuttle is still moving vertically)
May 10, 2011

Math
An observer 2.5 miles from the launch pad of a space shuttle measures the angle of elevation to the base of the shuttle to be 25 degrees soon after lift off. How high is the shuttle at that instant? (Assume that the shuttle is still moving vertically)
May 10, 2011

Algebra
thanks
May 5, 2011

Algebra
Use the function below to answer the following parts. 1/3x - 4 if -6 </= x < - 3 f(x) = 2 if -3 < x < 3 x^2 - 4 if x > 3 I found out the domain, range, and points of disontinuity. I think i did them right: Domain= [-6,infinity] Range= [-6,infinity] and points of...
May 5, 2011

Algebra
1/3x - 4 if -6 </= x < - 3 f(x) = 2 if -3 < x < 3 x^2 - 4 if x > 3
May 5, 2011

Algebra
Use the function below to answer the following parts. f(x) = 1/3x - 4 if -6 ¡Ü x < ¨C 3 2 if ¨C 3 < x < 3 x^2 ¨C 4 if x > 3 I know that: Domain= [-6,infinity] Range= [-6,infinity] and points of discontinuity = x=-3,x=3 How do i graph these ...
May 5, 2011

math
1875 if paid monthly
April 27, 2011

math
a restaurant offered pizza with 3 types of crust and 7 different toppings. how many different types of pizzas could be offered. 7 toppings on each i came up with 21 but not sure
April 27, 2011

math
with 7 toppings
April 27, 2011

math
a restaurant offered pizza with 3 types of crust and 7 different toppings. how many different types of pizzas could be offered?
April 27, 2011

Maths
Kindly predict the winning numbers from these past results 2 draws 79-64-62-89-8 & 5-52-14-27-22.
April 12, 2011

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