Thursday

April 2, 2015

April 2, 2015

Total # Posts: 308

**physics**

A 9.90-g bullet has a speed of 1.33 km/s. (a) What is its kinetic energy in joules? (b) What is the bullet's kinetic energy if its speed is halved? (c) What is the bullet's kinetic energy if its speed is doubled?
*November 10, 2011*

**Math Homework Help Please**

630?
*November 6, 2011*

**Math Homework Help Please**

Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $3,000 balance, 21% rate, $150 payment, average ...
*November 6, 2011*

**Math Homework**

Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $3,000 balance, 21% rate, $150 payment, average ...
*November 6, 2011*

**Math**

21?
*November 6, 2011*

**Math**

Convert the following credit card rate to the APR. Oregon, 1 3/4% per month , = 1.75%?
*November 6, 2011*

**math**

THANKS!!!
*November 6, 2011*

**math**

Suppose you see a car with an advertised price of $28,450 at $594.60 per month for 5 years. What is the amount of interest paid? $7226? please help
*November 6, 2011*

**MATH**

Convert the following credit card rate to the APR. Oregon, 1 3/4% per month 1.75 % IS THIS CORRECT?
*November 5, 2011*

**MATH**

Thanks for your help, I'm not sure how but I kept getting 1.06%
*November 5, 2011*

**MATH**

A car dealer will sell you a used car for $5,430 with $430 down and payments of $183.06 per month for 36 months. What is the simple interest rate? (Round each answer to the nearest tenth.) PLEASE HELP!
*November 5, 2011*

**5th Grade Math**

Use the terms factor, divisor,multiple, product and divisible by to write as many statements as you can about the number sentence below. 7*9=63
*October 24, 2011*

**physics**

448000000
*October 24, 2011*

**chemistry**

it isn't necessary to change the mass in grams to moles. the equation reads out q=s*m*(final temp - initial temp) where q is the change in enthalpy, s is specific heat, and m is mass.
*October 20, 2011*

**STATS**

Scientists wish to test the mind-readiing ability of a person who claims to have ESP. They use five cards with different and distinctive symbols( square, cicrle, triangle, line, squiggle). Someone picks a card at random and thinks about the symbol. The mind-reader must ...
*October 17, 2011*

**calculus**

How to solve for "t" - step-by-step sqrt(2t-1) + sqrt(3t+3) = 5 Thank you very much.
*October 15, 2011*

**Math**

i dont know
*September 28, 2011*

**Pre-Calc**

I posted yesterday and didn't get a response so I'm hoping someone can check these today-Thank you they are polar coordinate questions--My answers are her I just need them checked- 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)...
*September 28, 2011*

**Pre-Calc-Please check I'm desperate**

Please check my answers I really need to do my homeowrk!;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 ...
*September 27, 2011*

**Pre-Calc**

Please check my answers I really need to do my homeowrk!;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 ...
*September 27, 2011*

**Pre-Calc**

Please check my answers;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not a ...
*September 27, 2011*

**Pre-Calc P lease check**

Please check my answers; 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not a representation of (5,150 degree) (-5,-30 degree)I think it is this one? (-5,330 degree) (5,510 degree) 3....
*September 27, 2011*

**Pre-Calc**

Please check my answers; 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2.Which is not a representation of (5,150 degree) (-5,-30 degree)I think it is this one? (-5,330 degree) (5,510 degree) 3....
*September 27, 2011*

**Physics**

Emily takes a trip, driving with a constant velocity of 79.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 68.8 km/h to the north, how long does the trip take?
*September 24, 2011*

**science/math**

A car travels up a hill at a constant speed of 45 km/h and returns down the hill at a constant speed of 70 km/h. Calculate the average speed for the round trip.
*September 24, 2011*

**Science/math**

Emily takes a trip, driving with a constant velocity of 79.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 68.8 km/h to the north, how long does the trip take?
*September 24, 2011*

**visual basic 2010**

Write a program to determine a person's weekly pay, where they receive time and a half for overtime work beyond forty hours.
*September 18, 2011*

**6th grade**

interview some from 9/11
*September 11, 2011*

**6th grade**

describe yourself mathamatically
*September 11, 2011*

**Algebra**

How to write an equation for this problem: A boat rental company charges a $5 usage fee and $10 an hour to rent a canoe. How long did you rent the canoe if you were charged $45?
*September 10, 2011*

**Algebra**

How to write an equation for this problem: A boat rental company charges a $5 usage fee and $10 an hour to rent a canoe. How long did you rent the canoe if you were charged $45?
*September 10, 2011*

**chemistry**

2540J/115g*.385J/gC=57.36871824
*September 7, 2011*

**math**

108=4x3 to the what power
*August 30, 2011*

**Writing**

Aristotle observed arguments only have two parts: statement and proof. T/F
*June 26, 2011*

**Statistics**

Determine which of the four levels of measurement (nominal, ordinal, interval, ratio) is most appropriate. Student's grades - A, B, or C, on a test.
*June 26, 2011*

**Applied Physics**

The weight density of a quart of oil is 56.9 lb/cubic foot. The weight of the oil is 1.90lb.
*June 8, 2011*

**Elementary Statistics**

A manager needs to fill three positions, computer softer engineer, team-leader, and test engineer. The manager finds 5 applicants that qualify for all three jobs. How many different ways can the manager place those 5 people into the three possible positions?
*June 8, 2011*

**MATHS**

A ROOM WALL MEASUREMENT IS LENGTH 54FT,HEIGHT 11FT.HOW MANY SQUARE METERS OF TILES WILL COVER THE WALL? THE TILES SIZE IS 8/12CM .
*May 4, 2011*

**Language Arts**

Relation between the words read and watch
*April 25, 2011*

**English**

Thank you so much! When I say tone, I'm referring to the feeling behind the passage.. Ex: Dr. Seuss writing has a light, whimsical tone. Or Joan Dilard tends to be very dark and brooding.
*March 24, 2011*

**English**

Oh wow! I guess I never really noticed that. I can't put my finger on the tone of the piece though. I can't think of a word to really describe it.
*March 24, 2011*

**English**

I NEED HELP analyzing this piece: diction, tone, type of sentence for each (simple, compound, complex, etc.? I need to do a style analysis of five different paragraphs, including:diction, tone, and syntax. I need to indicate what each sentence is: simple, compound, complex, ...
*March 24, 2011*

**Chemistry**

Phosphorous trichloride (PCl3) is produced from the reaction of white phosphorous (P4) and chlorine: P4(s) + 6Cl2(g) ! 4 PCl3(g) . A sample of PCl3 ofmass 280.7 g was collected from the reaction of 70.86 g of P4 with excess chlorine. What is the percentage yield of the ...
*March 23, 2011*

**Physics**

A child rides a toboggan down a hill that descends at an angle of 11.5 degrees to the horizontal. The hill is 36.6 m long. What is the horizontal component of the child’s displacement? Answer in units of m. What is the vertical component of the child’s displacement? ...
*March 16, 2011*

**Social**

Oh Sorry I thought it was rhetorical, but I would have to say Yes to all of them, which I guess would mean it's necessary for government regulation for most businesses. Are there any cases where it's not necessary though?
*March 13, 2011*

**Social**

Thanks but I don't really get what your saying? Does that mean your saying government regulation helps keep things in order? Does that mean it's necessary though i really don't know? Do you have any links about this subject because I need to write about 1-2 ...
*March 13, 2011*

**Social**

Is government regulation necessary in all aspects of business, why or why not? Are there some policies which make more sense than others? - I know that government regulation isn't always necessary to run a business and some people are capable are able to run them by ...
*March 13, 2011*

**English**

"In this exercise you'll write an essay supporting a generalization about some topic." Any ideas for generalizations?
*March 11, 2011*

**stoichiometry**

Pio
*February 9, 2011*

**stoichiometry**

Ammonia gas reacts with oxygen gas according to the following equation: 4NH3 + 5O2----4NO + 6H2O a. How many moles of oxygen gas are needed to react with 23 moles of ammonia? (29 mole) b. How may grams of NO are produced when 25 moles of oxygen gas react with an excess of ...
*February 9, 2011*

**physics**

A putting green is located 240ft horizontally and 64ft vertically from the tee. What must be the magnitude and direction of the initial velocity if a ball is to strike the green at this location after a time of 4 seconds?
*January 27, 2011*

**Math 213**

Please....! There are two questions here. What, if anything, is wrong with the following numerals? A. 306four B. 1023two
*January 20, 2011*

**Math**

I am working with bases. I dont understand. What, if anything, is wrong with the following numerals? A. 306four B. 1023two
*January 20, 2011*

**MTH213 - **

A two-digit number has the property that the units digit is 4 less than the tens digit and the tens digit is twice the units digit. What is the number?
*January 19, 2011*

**fourth grade math**

1\2,4\9,4\18 find equivalent fractions with a common denominator and order from least to greatest
*December 14, 2010*

**Business Communication**

I believe the answer is *A. Decision makers or opinion modelers in an organization* because in the Business Communication book I have, under the caption "Identify Your Primary Audience" it states, "For some messages, certain audience members may be more ...
*December 14, 2010*

**math**

What are deriviatives
*December 13, 2010*

**English**

I have to write a paper about how Through The Looking Glass is a sequel to Alice's Adventures in Wonderland. How are they different and how is it a sequel to it? I read the books but I dont know where to start
*December 12, 2010*

**Applied Reseach**

Yes, well kind of. I mean I want to see if there's a correlation between the standardized test scores of someone who participates in music compared to those who don't (participating meaning those who are in chorus, band, orchestra or simply a class about musical ...
*December 4, 2010*

**Applied Reseach**

For my research paper I wrote about the affects of music on standardized test scores. Basically I tracked scores of elementary and middle schoolers. I compared those who participate in music and those who didn't (quantitative research). Then i wrote a questionnaire with 10...
*December 4, 2010*

**Trigonometry**

During takeoff, an airplane's angle of ascent is 16° and its speed is 300 feet per second. (a) Find the plane's altitude after 1 minute. (Round your answer to the nearest whole number.) ft (b) How long will it take the plane to climb to an altitude of 10,000 feet...
*November 22, 2010*

**Algebra**

variation -4/3x
*November 17, 2010*

**Human Resources**

Name three selection tools that you would consider using to hire a police officer.
*November 15, 2010*

**AP CALC**

I believe the correct answer is 0.635 but i got 0.625.
*November 6, 2010*

**Geometry**

D is between C and E. CE=6x, CD=4x+8, DE=27. Find CE
*November 5, 2010*

**physics please help**

A golfer, driving a golf ball off the tee, gives the ball a velocity of +40 m/s. The mass of the ball is 0.045 kg, and the duration of the impact with the golf club is 4.05E-3s. (a) What is the change in momentum of the ball? (b) Determine the average force applied to the ball...
*November 5, 2010*

**physics**

A(n) 3.46 g bullet is fired into a(n) 2.4 kg ballistic pendulum and becomes embedded in it. The acceleration of gravity is 9.8 m/s2 . If the pendulum rises a vertical distance of 7.13 cm, calculate the initial speed of the bullet.
*October 27, 2010*

**algebra**

6 dollars for 8 cans of vegtables
*October 26, 2010*

**4th grade**

What is the different between reptiles and amphibians?
*October 25, 2010*

**physics**

A daredevil jumps a canyon 10.6 m wide. To do so, he drives a car up a 19° incline. (The daredevil lands on the other side of the canyon at the same elevation as takeoff.) What minimum speed must he achieve to clear the canyon?
*October 21, 2010*

**physics**

A daredevil jumps a canyon 10.6 m wide. To do so, he drives a car up a 19° incline. (The daredevil lands on the other side of the canyon at the same elevation as takeoff.) What minimum speed must he achieve to clear the canyon?
*October 21, 2010*

**algebra**

Graph -2y-3x>4
*October 15, 2010*

**Writing / History**

Compare And Contrast Rosa Parks And Jehan Sadat i need help
*October 14, 2010*

**math**

The book says it's 3..
*October 5, 2010*

**math**

5-(t+3)=-1+2(t+3) I don't know how to do it. I need help going over the steps
*October 5, 2010*

**Math**

I did this problem for homework so here is my homework lol but remember DONT COPY THAT IS AGAINST THE LAW! So I know the problem or question it is asking is “How many videos would you have to rent each month to make a membership worth investment?” and thats the gist ...
*September 29, 2010*

**Music**

That doesn't help I am still confused
*September 12, 2010*

**Music**

How is FOLK music different from CLASSICAL music in South Asia?
*September 12, 2010*

**math**

thank you
*September 11, 2010*

**math**

3c=12
*September 11, 2010*

**math**

solve algebraically x^2 - 2y^2 = 11 y = x + 1
*September 6, 2010*

**logarithms**

Ive been staring at this problem for like a half hour now and I cant figure out where to even begin... log(base x)4 + log(base 8)squareroot(x) = 4/3 solve for x any help appreciated
*August 11, 2010*

**algebra 2**

that didn't simplify anything... it says that x=ln(1/5)/ln2
*August 10, 2010*

**algebra 2**

find the points of intersection of the following algebraically y=2^x + 4^x y=2^x+1 - 4^x+1 I set them equal to each other but not sure if you use logs or what to solve it
*August 10, 2010*

**Chemistry**

The density of mercury is 13.54 g/cm3. Suppose you need 40 gm of mercury for an experiment. What volume of mercury do you need? A)2.95 cm3 B)541.60 cm3 C)26.46 cm3
*June 2, 2010*

**Physical Science**

If 30 N of force is exerted over an area of 20 m2, how much pressure is being applied in pascals?
*May 31, 2010*

**math**

the Angle of Elevation From a Ship to the Top of a Lighthouse on the Shore is 18 Degrees. If the Light House is 20 Meters Tall and at Sea Level How Far is the Ship From the Shore to the Nearest Meter..
*May 31, 2010*

**calculus**

lim x¨‡ 2x 3 +5x 2 −x 3 =
*May 26, 2010*

**algebra honers (math)**

he was assaulted
*April 26, 2010*

**11th grade**

4root(3X>7)(y>9)(z>3)
*April 23, 2010*

**algebra**

simplify: 4root3x>7*Y>9*Z>3
*April 23, 2010*

**SCIENCE**

SUNLIGHT AND WIND ARE INEXHAUSTIBLE RESOURCES. EXPLAIN WHY THEY ARENT USED TO PRODUCED ALL OF OUR ENGERY
*April 21, 2010*

**SCIENCE**

SUNLIGHT AND WIND ARE INEXHAUSTIBLE RESOURCES. EXPLAIN WHY THEY ARENT USED TO PRODUCED ALL OF OUR ENGERY
*April 21, 2010*

**Organic Chemistry **

What is the white solid that quickly forms when the methyl salicylate is added to the sodium hydroxide solution? I know that it is this equation but I wanted to know what is the name of the white solid: HOC6H4COOCH3 + NaOH „³ HOC6H4COO- Na+ + CH3OH
*April 3, 2010*

**physics**

You have a bathtub containing 100 ml of water at 25 degrees celcius. How long must you stir the water to bring the temperature of the water to 100 degrees celcius?
*March 24, 2010*

**11th grade**

1.44x 10^25 atoms c X 1 mol C / 6.02 x 10^23 atoms C = Type in calc. The atoms cancel out and you have moles =).
*March 12, 2010*

**Math**

How would I find the formual of power function out of these 2 point? (5,75)(10,600)
*March 12, 2010*

**Physics**

I've been working on this problem for quite some time now and still can not figure it out... Initially, both metal spheres are neutral. In a charging process, 1 × 1013 electrons are removed from one metal sphere and placed on a second sphere. Then the electrical ...
*February 16, 2010*

**Physics**

I tried using 1E13 as q1 and -1.6E-19 as q2, and I still got it wrong...
*February 16, 2010*

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