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2011
April

Questions Asked on April 11, 2011

a body oscillates with simple harmonic motion along the x axis. Its displacement varies with time according to the equation x =
1. 4 answers
2. asked by eugene
3. 1,390 views
For a class demonstration, your physics instructor pours 1.16 kg of steam at 100.0°C over 4.69 kg of ice at 0.0°C and allows
1. 2 answers
2. asked by help me please
3. 613 views
xy-6=0;(2,3)
1. 1 answer
2. asked by nastassia
3. 258 views
what is the percentage 81 of 91?
1. 1 answer
2. asked by Anonymous
3. 273 views
to find all individuals whose name is Tom or tim, enter______ in the criteria row of the appropriate column.a. T?m B.T#m C.T$m
1. 2 answers
2. asked by nastassia
3. 1,211 views
What is an equivalent expression of8 • n - 18 + 6 - 5 • n
1. 1 answer
2. asked by colleen
3. 437 views
Can you please check the following story, especially the part included in brackets.Thank you very much.1) Someone had stolen a
1. 2 answers
2. asked by Mike1
3. 715 views
Lead is a very dense substance. 12 cm^3 of lead has a mass of 136.8g. Wgat is the density of the lead?
1. 1 answer
2. asked by Rebecca
3. 445 views
A typical graph sheet is 18cm by 24cm. The smallest square on the sheet has an area of 1mm^2. How many of these 1mm^2 squares
1. 2 answers
2. asked by Rebecca
3. 513 views
I don't know why but my previous post has been posted twice. The word cockerel is mispelt. I'd like to add the following
1. 4 answers
2. asked by Mike1
3. 487 views
How would you prepare 1.00 liter of a 0.18 M solution of NaOh?
1. 1 answer
2. asked by Lexi
3. 364 views
A copper sheet of thickness 2.01 mm is bonded to a steel sheet of thickness 1.07 mm. The outside surface of the copper sheet is
1. 4 answers
2. asked by help me please:-(( Urgetnt
3. 734 views
Wnat to have $60,000 in an account after 40 years. How much needs to be deposited inthe APR is 16.3% compounded daily?
1. 1 answer
2. asked by Anonymous
3. 372 views
Table salt has a solubility of 36 g of salt in 100 g of water at 40°C. If 15 g of the salt are added to 50 g of water at the
1. 4 answers
2. asked by David
3. 1,429 views
A saving account earns 4.3% compounded continously. How much needs to be deposit for a $12,000 after 3 years?
1. 1 answer
2. asked by Anonymous
3. 425 views
How does the number game work. How does the number game use the skill of simplifying rational expressions?
1. 2 answers
2. asked by chris
3. 593 views
A company just starting a business made the following four inventory purchases in June:June 1 150 units $390 June 10 200 units
1. 4 answers
2. asked by Sah
3. 1,342 views
When throwing a ball, a pitcher exerts a torque of 150 N m for 0.15 seconds onto their arm before letting go of the ball. With
1. 1 answer
2. asked by M.
3. 463 views
A PROCESS THAT INVOLVES SYMMETRICAL BOND BREAKING AND BOND MAKING IS A(AN) ?
1. 2 answers
2. asked by JAM
3. 570 views
hOW MANY POSSIBLE STEREOISOMERS DOES MENTHOL HAVE ?
1. 1 answer
2. asked by JAM
3. 767 views
How did the consequences of capitalism lead to communism?
1. 1 answer
2. asked by Anonymous
3. 414 views
An isometry preserves distance.True False true?
1. 5 answers
2. asked by danny
3. 1,324 views
simplify 7/8+ (1/3+5/6)
1. 1 answer
2. asked by arshi
3. 295 views
What is the de Broglie wavelength of a proton that has a mass of 9.11 x 10^-31kg and travels a distance of 13km in 0.025 s?
1. 5 answers
2. asked by Sapphire
3. 608 views
A major part of Chapters 8 – 14 is Huck’s adventure on the WALTER SCOTT. Huck mentions that he wishes the Widow Douglas
1. 1 answer
2. asked by ELIZA T.
3. 502 views
What is 25% of 16
1. 3 answers
2. asked by bev
3. 359 views
Which of the following is correct?Mis hermanos tocan a la guitarra. Mis hermanos tocan la guitarra. Mis hermanos juegan la
1. 2 answers
2. asked by Melissa
3. 596 views
1.Which one is correct?Tocamos el piano. Jugamos el piano. Tocamos al piano. I think it is the Tocamos el piano because if it
1. 3 answers
2. asked by Melissa
3. 765 views
what is the vertex for the equation y = x2 – 4 and how did do find the answer
1. 1 answer
2. asked by Anonymous
3. 283 views
discuss the whatham paper project
1. 1 answer
2. asked by belinda
3. 426 views
How do I start biography on him?i want to start out like this Introduce the person by describing something they achieved. so
1. 6 answers
2. asked by Anonymous
3. 412 views
Can you please check these sentences for me? Thank you very much.1) Storm wants to borrow Rob's bicycle pump because she wants
1. 2 answers
2. asked by Mike1
3. 634 views
I forgot to add the following sentences.I really hope you can have a look at them, too. 1) Rob doesn't want to argue in front of
1. 1 answer
2. asked by Mike1
3. 501 views
answer for 11.67/6.14
1. 1 answer
2. asked by kim
3. 282 views
The length of a rectangle is 5ft less than twice its width. The area of the rectanle is 75ft^2. Find the length of the rectangle
1. 3 answers
2. asked by Renee
3. 495 views
A car drives 100 meters at 30 degrees north of east, stops, turns to an angleof 210 degrees from the east, and then drives
1. 1 answer
2. asked by Mary
3. 469 views
A laboratory assistant prepared 1 liter of a 40% aqueous sodium Hydroxide solution. how many grams of NaOH were needed to make
1. 1 answer
2. asked by lola
3. 468 views
Solve the initial value problem(dx/dt)+2x=cos(2t) with x(0)=5
1. 2 answers
2. asked by chris
3. 920 views
Solve the initial value problem(dy/dt)+2y=15 sin(t)+15 cos(t) with y(0)=3
1. 2 answers
2. asked by chris
3. 517 views
Solve the initial value problemt(dy/dt)+2y=9t with x(1)=4
1. 1 answer
2. asked by Lisa
3. 345 views
Solve the initial value problem10(t+1)(dy/dt)+9y= 9t for t > -1 with y(0)=15
1. 3 answers
2. asked by Lisa
3. 687 views
Solve the initial value problem(dx/dt)-2ty=-12t^2e^t^2 and the condition y(0)=-3
1. 1 answer
2. asked by Lisa
3. 497 views
A flask partially full of liquid water is heated to boiling and capped cold water is poured over the flask. The water boils even
1. 3 answers
2. asked by Noel
3. 1,686 views
Explain how t make 1.5L of a 2.25M solution of H2SO4 from 6.0M stock solution.
1. 3 answers
2. asked by Kayla
3. 351 views
The area of a photograph is 15 square inches. If the width of the photograph is 3 inches, what is its length?
1. 6 answers
2. asked by Summer
3. 2,468 views
A 32 g ball rolls around a 40 cm diameter L-shaped track, shown in the figure below, at 60 rpm. Rolling friction can be
1. 2 answers
2. asked by Anonymous
3. 1,514 views
A river flows at the rate of 2 mph. If a motorboat can travel 12 miles upstream and return in a total of 2.5 hours, what is the
1. 1 answer
2. asked by Anonymous
3. 545 views
A standardized test is designed so that scores have a mean of 50 and a standard deviation of 4. What is the probability that a
1. 1 answer
2. asked by wendy
3. 503 views
1.xny2.yuz
1. 1 answer
2. asked by frances
3. 237 views
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the
1. 2 answers
2. asked by Katrina
3. 2,640 views
FOUND N(A)A={0,1,2,3,4,5,6,7} A={A,C,D,E} A={4,5,...,12,13} A={2,4,6,...,1000} A={0,1,2,3,,...,3000} A={}
1. 1 answer
2. asked by Anonymous
3. 274 views
how would I make a tslly table for the number of students in th third, fourth, and fifth-grade classes: 26, 25, 27, 27, 26,28,27
1. 3 answers
2. asked by Jake
3. 964 views
TRUE O FALSE{K,C,R,A}={K,C,A,R} {E,H,A,N}={A,H,E,N} {3,7,12,14}={3,7,12,14,0} {E,R,S,H}=[S,RH,E}
1. 1 answer
2. asked by Anonymous
3. 302 views
why do you think macbeth cannot sleep in the play''macbeth''
1. 1 answer
2. asked by ted
3. 405 views
Introduction to Programming LogicIndividual Project April 11, 2011 You are part of a team that will design a first generation
1. 2 answers
2. asked by Cheryl
3. 542 views
a certain company makes inflatable swimming pools that come in four rectangular sizes.the length of each pool is twice the width
1. 1 answer
2. asked by bianca
3. 847 views
Two liquids are in a static equilibrium. Water pw= 998 kg/m^3 is in the right arm. Oil in the other. Given l=120mm and d=15mm,
1. 1 answer
2. asked by Hannah
3. 381 views
A friend offers you the following game: You will roll 2 fair dice. If the sum of the two numbers obtained is 2,3,4,9,10,11,or 12
1. 3 answers
2. asked by Sarita
3. 1,103 views
I included my doubts in brackets. I really hope you can check them, too.1)Mary uses the internet mainly to carry out school
1. 2 answers
2. asked by Mike1
3. 594 views
You have 500.0 mL of a buffer solution containing 0.30 M acetic acid (CH3COOH) and 0.20 M sodium acetate (CH3COONa). What will
1. 3 answers
2. asked by Nicole
3. 3,561 views
write m minus 4 squared as a trinomial
1. 3 answers
2. asked by james
3. 390 views
X2-21x+84=0 that's xsquared (x- ? )(x- ? )
1. 2 answers
2. asked by brian
3. 509 views
a stack of seven identical aluminum blocks, each of length l = 17.1 cmand thickness d = 1.8 cm, stacked on a table. (a) How far
1. 2 answers
2. asked by I need help please!!
3. 1,075 views
How do you do long division of((5x^4)-2)/(3x^2) _______ 3x^2|5x^4-2
1. 1 answer
2. asked by Leanna
3. 399 views
Calculate the specific heat capacity of H20(liquid) in (Joules/mole* degrees celcius)
1. 1 answer
2. asked by Seannnny
3. 430 views
What is the value of this expression when x=-3?
1. 1 answer
2. asked by Lauren
3. 272 views
Find each unit price and tell which is the better buy.A 1/2-pound hamburger for $3.50 ; a 1/3-pound hamburger for $3.25
1. 3 answers
2. asked by Amy
3. 715 views
In the Bohr model of the hydrogen atom, the electron makes 6.00×10^15 rev/sec around the nucleus.What is the average current at
1. 1 answer
2. asked by Mattie
3. 510 views
In the book The devil's arithmetic, what are two symbols?
1. 2 answers
2. asked by mickey
3. 1,185 views
Calculate how many grams of Cu are needed to produce 15L of NO(g). Please help
1. 2 answers
2. asked by Alyssa
3. 915 views
how do you remember mixed numbers and improper fractions?
1. 1 answer
2. asked by ashley
3. 448 views
A heater caused the temperature of a 550 g Aluminum block to change from 22 degrees C to 145 degrees C. How many calories were
1. 2 answers
2. asked by cam
3. 519 views
An airline has implemented a plan to reduce the occurrence of lost luggage. They have observed a linear relationship between the
1. 1 answer
2. asked by Anonymous
3. 411 views
How many mL of Water are made from 4 moles of HNO3?
1. 1 answer
2. asked by Alyssa
3. 374 views
how much calcium oxide is recovered when 250 g calcium hydroxide are heated given the following reaction?Ca(OH)2 arrow CaO + H2O
1. 1 answer
2. asked by cam
3. 503 views
caffeine has a half-life of 4.6 hours in the human body.. How long would it take 125 milligrams tritium to decay to 22
1. 2 answers
2. asked by cam
3. 557 views
What would be the mass of a bag of anhydrous magnesium sulfate, MgSO4, if it contained the same amount of magnesium as a 1.00kg
1. 2 answers
2. asked by Jess
3. 755 views
are good dancers.drive Hummers. have more fun. are great lovers. cause trouble. are ditzy. are on welfare. live off other
1. 5 answers
2. asked by kate
3. 581 views
tooth:decay::treestump(grow/die/rot/burn/rust) i think rot is that correct
1. 1 answer
2. asked by sally
3. 327 views
furnace:fireplace::lamp: ?log,street light,light bulb, headlight,candle is light bulb correct?
1. 5 answers
2. asked by sally
3. 556 views
is this correctclothes:donate::time:spend
1. 4 answers
2. asked by sally
3. 349 views
15.45 grams of solid potassium chlorate decomposes when heated to form potassium chloride and oxygen gas. assuming 100% yeild
1. 2 answers
2. asked by mary
3. 1,358 views
Suppose a spherical planet P has a uniform density of 4.96*10^3 kg/m^3 and a radius R=1904 km. For a parcel that weighs 73 N on
1. 1 answer
2. asked by Mudoh
3. 480 views
100g water, need to raise solution of sodiun acetate 20 degrees. how much energy does it require and how much sodium acetate
1. 1 answer
2. asked by Jannis
3. 390 views
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the
1. 4 answers
2. asked by Katrina
3. 832 views
concert:stage::football game: ?(team/stadium/ field/ quarter back/ arena) i think team can you tell me if that's right
1. 1 answer
2. asked by sally
3. 438 views
a company bought 50lb of kona beans at $34.95 per lb. and plans to mix these with colombian beans at $7.99 per lb. wholesale. If
1. 2 answers
2. asked by Shelly
3. 532 views
how to get from x to y pattern
1. 1 answer
2. asked by billy
3. 288 views
The state of Confusion enacted a statute requiring all trucks and towing trailers that use its highways to use a B-type truck
1. 2 answers
2. asked by Kimbry
3. 591 views
How many ordered pairs (x, y) of counting numbers (x = 1, 2, 3, · · · , and y = 1, 2, 3, · · ·) satisfy the equation x +
1. 4 answers
2. asked by Ladoo
3. 1,032 views
why does the moon have more craters than the earth?
1. 3 answers
2. asked by nicole
3. 403 views
is the the trojan virus still existence
1. 1 answer
2. asked by erianne
3. 334 views
which solution would have a high vapor pressure 6.0 M NaCl or 3.0 M LiCl?
1. 1 answer
2. asked by Jamie
3. 395 views
what is the difference between a meteor and a meteorite?
1. 5 answers
2. asked by nicole
3. 779 views
Harry planned a rectangular garden that was 40 feet long and 10 feet wide1.What was the perimeter,in feet,of the garden that
1. 12 answers
2. asked by Frances
3. 827 views
subtract with or without regrouping...which number can you subtract from 17 w/ or w/out needing to regropu?For which numbers
1. 1 answer
2. asked by yc
3. 442 views
how to arrange the terms of a polynomial so that the powers of x are in decending orders
1. 3 answers
2. asked by kurtreece
3. 410 views
Hi I need some advise on how to avoid sounding like a bibliography essay when I am writing a persuasive essay?
1. 1 answer
2. asked by jub
3. 424 views
is there an estimated cost associated with the computer virus, how many computers infected so far?
1. 1 answer
2. asked by erianne
3. 435 views
A gas has a volume of V1 = 550 mL. If thetemperature is held constant, what volume would the gas occupy if P2 = 22 P1?
1. 2 answers
2. asked by John
3. 597 views

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