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2010
November

Questions Asked on November 22, 2010

A volume of 2.0 L of He at 46 degrees celsius and 1.2 atm of pressure was added to a vessel that contained 4.5 L of N2 at STP.
1. 1 answer
2. asked by garm
3. 1,618 views
How many moles of H2 are in a beaker of 60ml of 2HCL?
1. 1 answer
2. asked by Anonymous
3. 278 views
How do I write the equation of a line in STANDARD FORM, when it contains (-2,1) & (1,4) ?
1. 2 answers
2. asked by Nicole
3. 714 views
this is a weird question but i need help on writting a conclusion about the color blue?
1. 3 answers
2. asked by kathy
3. 442 views
A bullet of mass 5.15 g is fired horizontally into a 2.74 kg wooden block at rest on a horizontal surface. The coefficient of
1. 2 answers
2. asked by confused
3. 918 views
what did thomas jefferson and benedict arnold have to do with the Revolutionary War?
1. 3 answers
2. asked by Lyra
3. 1,014 views
Purchase a home for $160,000. I intend to put down 20% and finance the remainder over 15 years at 6 3/8% interest. If my taxes &
1. 2 answers
2. asked by allen
3. 462 views
What is the sapce figure that has three lateral faces that are rectangulars?
1. 1 answer
2. asked by Edith
3. 428 views
What is the significance of this and what are the consquences. I don't understand the world of economics. Maybe a little help to
1. 0 answers
2. asked by Sarah
3. 499 views
need help w the human experience assignment
1. 1 answer
2. asked by scott
3. 367 views
A bathysphere used for deep sea exploration has a radius of 1.50 m and a mass of 1.20 × 104 kg. In order to dive, the sphere
1. 1 answer
2. asked by Sydney
3. 4,854 views
What is the sapce figure that has three lateral faces that are rectangles?
1. 1 answer
2. asked by Edith
3. 725 views
calculate the energy of a photon emitted when an electron in a hydrogen atom undergoes a transition fromn=5 to n=1 how do I do
1. 4 answers
2. asked by Lisa
3. 1,010 views
I am going to write about Somali pirates and I need help with writing my essay. I want to start with Anecdote and I don't know
1. 1 answer
2. asked by Jackie
3. 424 views
a commerical jet and a private plane leave the same airport at the same time traveling in opposite directions at average speeds
1. 1 answer
2. asked by amelia
3. 501 views
The range of 105,100,79,86,101,94,98,87, and 83 is ?
1. 4 answers
2. asked by Maryana
3. 814 views
How do I write the equation of the line in standard form given this info:Perpendicular to 3x - 1y = 4 with an x-intercept of 12
1. 1 answer
2. asked by Nicole
3. 376 views
what is the variation of pressure in the sound wave if the sound intensity is 3.85x10^-8 W/m^2, the speed of sound is 343 m/s
1. 0 answers
2. asked by Mike
3. 471 views
What is the pH of an aqueous solution at 25.0 °C that contains 3.98 × 10-9 M hydroxide ion?i posted this before and i tried
1. 1 answer
2. asked by jessie
3. 5,462 views
A home is assessed at $70,000. The tax rate is 6.15 mills. What is the tax on the home ?
1. 2 answers
2. asked by Maryana
3. 572 views
I am having a ton of trouble with this lab question, I do not understand it at all. The question is:Show how the rate of
1. 0 answers
2. asked by blue fire
3. 494 views
What does this mean?Chilean, Colombian, and Peruvian stock exchanges integrate to create Latin America's largest stock exchange
1. 3 answers
2. asked by Sarah
3. 452 views
What is the bottom line on an income statement ?A. The gross margin B. The final sales C. The total operating expences D. The
1. 0 answers
2. asked by Linda
3. 529 views
The hiking club hiked to a park at 4mph. They got a ride back to town in a truck that went 20mph. If the round trip took 18
1. 1 answer
2. asked by Julie
3. 412 views
Suppose that high-speed stroboscopic photographs show that the 200-g head of a golf club travels at 51 m/s just before it
1. 1 answer
2. asked by help!
3. 607 views
A pendulum makes 120 complete oscillations in 3.00 minutes at a location where g= 9.98m/s^2Find the period of the period Find
1. 2 answers
2. asked by Reema
3. 5,723 views
The acid test ratio does NOT includeA. cash B. accounts receivable C. supplies D. inventory
1. 2 answers
2. asked by Math Question
3. 689 views
2x+y<80,x+y<50,x>0,y>0
1. 0 answers
2. asked by alfreda
3. 357 views
I have to write a paragraph which sustains an ironic tone. I have two thesis that I want to write about.(1)Being organized shows
1. 0 answers
2. asked by Maria
3. 596 views
How long will it take for an investment to double in value if it earns 9.5% compounded continuously?
1. 1 answer
2. asked by Sarah
3. 1,475 views
A circular racetrack has a diameter of 200 meters. What is the approximate distance a car travels in meters for three full
1. 2 answers
2. asked by Abby
3. 623 views
The Earth orbits the Sun once every 365 days. The distance between the Earth and the Sun is 1.5 x 1011 m. What is the average
1. 2 answers
2. asked by Anonymous
3. 2,133 views
two vectors are defined as a=2i+xj and b=i-4j. find value of x ifa) the vectors are parallel b) the vectors are perpendicular
1. 0 answers
2. asked by karla
3. 524 views
A student wanted to synthesize the anesthetic 2-ethoxy-2-methylpropane. She used ethoxide ion and 2-chloro-2-methylpropane for
1. 0 answers
2. asked by Sierra
3. 594 views
Let p1 represent the population proportion of U.S. Senate and Congress (House of Representatives) democrats who are in favor of
1. 1 answer
2. asked by Ben
3. 590 views
Let p1 represent the population proportion of U.S. Senate and Congress (House of Representatives) democrats who are in favor of
1. 1 answer
2. asked by Ben
3. 1,342 views
Are the following fractions equivalent? justify your answer18/24 9/12 15/20 6/9
1. 2 answers
2. asked by Bob
3. 551 views
Bobbie Rae is lending Tommy Lee $4,500 to open up a bait shop at one of the nearby lakes. Tommy Lee says he will repay Bobbie
1. 0 answers
2. asked by allen
3. 348 views
Calculate the volume of the ramp in Figure 17 in three ways by integrating the area of the cross sections:(a) Perpendicular to
1. 1 answer
2. asked by Jack
3. 1,152 views
A 2.20 kg box slides down a rough incline plane from a height h of 1.39 m. The box had a speed of 2.77 m/s at the top and a
1. 1 answer
2. asked by help
3. 503 views
Lower case letters that come after the capital letter(s), e.g., KJk, labeling a rock unit represent the rock unit's _
1. 2 answers
2. asked by Jessenia
3. 894 views
Suppose that high-speed stroboscopic photographs show that the 200-g head of a golf club travels at 51 m/s just before it
1. 1 answer
2. asked by help!
3. 995 views
what is the variation of pressure in the sound wave if the sound intensity is 3.85x10^-8 W/m^2, the speed of sound is 343 m/s
1. 0 answers
2. asked by Mike
3. 430 views
A 1.0 m cubed object floats in fresh water with 20% of it above the waterline. What does the object weigh out of the water?
1. 2 answers
2. asked by Jack
3. 1,189 views
a roulette wheel has 40 slots evenly divided between red (even) and green (odd) slots totaling 38 and a "0" and a "00". what is
1. 1 answer
2. asked by kristina
3. 567 views
donna runs 7 miles in 75 minutes. At the same rat, how many miles would she run in 45 minutes?
1. 3 answers
2. asked by lisa
3. 513 views
) An investment of $37,000 was deposited in the bank. Interest was computed on a semiannual basis and was kept there for 10
1. 1 answer
2. asked by Anonymous
3. 470 views
An investment has grown to $89,000 over a 6-year period. The interest was computed daily and the rate was 7 3/8% per year. What
1. 2 answers
2. asked by Anonymous
3. 412 views
i think I am not doing this part right(1/n5^2 - 1/n1^2)
1. 1 answer
2. asked by Lisa
3. 289 views
Mr. Frost is painting his garage, which has a surface area of 500 square feet. He has 1 3/4 gallons of paint. If one gallon of
1. 2 answers
2. asked by Hayley
3. 674 views
Only a substitution product is obtained when the compound 1-bromo-2,6-dimethylcyclohexane is treated with sodium methoxide. Draw
1. 0 answers
2. asked by Lily
3. 588 views
Calculate the volume of the ramp in Figure 17 in three ways by integrating the area of the cross sections:(a) Perpendicular to
1. 2 answers
2. asked by Jack
3. 1,040 views
Thought to be _______, the criminal was sentenced to life without parole.1.blasphemous 2.heretic 3.incorrigible
1. 3 answers
2. asked by Bob
3. 500 views
two vectors are defined as a=2i+xj and b=i-4j. find value of x ifa) the vectors are parallel b) the vectors are perpendicular
1. 1 answer
2. asked by karla
3. 937 views
1.The long-distance swimmer had a sense of ____________.A.Engaging B.Perseverance C.Potential D.Rendition ( Would the correct
1. 1 answer
2. asked by Shadow
3. 551 views
hi, how would i calculate the standard deviation of the following sampling distribution of means. apparently this is the
1. 0 answers
2. asked by ash
3. 612 views
Can someone help me ???Use a commutative law to find an equivalent expression of 7=rs
1. 4 answers
2. asked by TRACY
3. 634 views
Object A has mass mA = 9 kg and initial momentum A,i = < 19, -7, 0 > kg · m/s, just before it strikes object B, which has mass
1. 0 answers
2. asked by What does this even mean!?
3. 1,423 views
hi i need help calculating the standard error using the central limit theorem.*a population of scores contains exactly 5 scores
1. 0 answers
2. asked by ash
3. 617 views
hi i need help calculating the standard error using the central limit theorem.*a population of scores contains exactly 5 scores
1. 1 answer
2. asked by ash
3. 605 views
Calculate the simple interest and maturity value.Principle $16,000 Interest Rate 4% Time 18 mnths
1. 0 answers
2. asked by Anonymous
3. 579 views
If the king fails to QUASH the rebel forces, they will...what could i write to finish the sentence?
1. 3 answers
2. asked by Bob
3. 371 views
A contagious disease is infecting residents of a town of 7,300 residents. The number ofresidents infected t days after the
1. 2 answers
2. asked by joyce
3. 422 views
An 8.00 g bullet is fired into a 250 g block that is initially at rest at the edge of a table of 1.00 m height (Fig. P6.26). The
1. 6 answers
2. asked by having trouble
3. 21,839 views
A wooden artifact from an ancient tomb contains 70% of the carbon-14 that is present in living trees. How long ago was the
1. 2 answers
2. asked by Tarah
3. 1,050 views
With the election so near, the mayor became RETICENT about.....what could i write to finish the sentence?
1. 1 answer
2. asked by Bob
3. 531 views
Ske[tics argued that the noss's UNORTHODOX management style would...
1. 1 answer
2. asked by Bob
3. 337 views
Suppose a spacecraft of rest mass 34000 kg is accelerated to 0.206c. How much kinetic energy would it have?If you used the
1. 1 answer
2. asked by VJC
3. 845 views
Skeptics argued that the boss's UNORTHODOX management style would...im not sure how to! I know that unorthodox means
1. 1 answer
2. asked by Bob
3. 343 views
The banks offers a rate of 8 1/4 percent with a 20percentcompensating balance requirement, or as an alternative, 9 3/4 percent
1. 0 answers
2. asked by butterfly
3. 589 views
For the reaction3 O2(g) reverse reaction arrow 2 O3(g) If the equilibrium mixture is analyzed and [O2(g)] is found to be
1. 0 answers
2. asked by Jane
3. 493 views
A cylinder with a valve at the bottom is filled with an ideal gas. The valve is now opened and some of the gas escapes slowly.
1. 0 answers
2. asked by Carl
3. 911 views
An alpha particle collides with an oxygen nucleus, initially at rest. The alpha particle is scattered at an angle of 60.9°
1. 1 answer
2. asked by siera
3. 622 views
I am having a ton of trouble with this lab question, I do not understand it at all. The question is:Show how the rate of
1. 0 answers
2. asked by blue fire
3. 538 views
How to be a good poet
1. 1 answer
2. asked by Mary
3. 359 views
In a crash test, a truck with mass 2600 kg traveling at 24 m/s smashes head-on into a concrete wall without rebounding. The
1. 1 answer
2. asked by Confused again
3. 985 views
how much work is done on a 100kg crate that is hoisted 4 m in a time of 4 seconds
1. 3 answers
2. asked by crystal
3. 1,226 views
wo fan carts with different fan speeds and different accelerations are started from rest somedistance from one another. Cart A
1. 0 answers
2. asked by cherin
3. 383 views
how much power is required to lift the crate
1. 3 answers
2. asked by crystal
3. 956 views
what is 670.8/1000000000 and then what is 3.0 * 10 to the 8th power divided by the top answer ...
1. 1 answer
2. asked by yessi
3. 359 views
Teeth and bones are composed, to a first approximation, of calcium phosphate, Ca3(PO4)2(s). The Ksp for this salt is 1.3*10^-32
1. 5 answers
2. asked by Amy
3. 868 views
How would you prepare 150.0 mL of a 0.200 M aqueous solution of potassium chloride from a 0.500 M aqueous solution of potassium
1. 1 answer
2. asked by Kiesha
3. 1,525 views
We can't use that photograph because Maria blinked while it was taken.Tell if compound or complex sentence complex
1. 1 answer
2. asked by Hayley
3. 445 views
How many different seven-digit telephone numbers are possible if no number may begin with 0?.....the answer is 9,000,000 but I'm
1. 2 answers
2. asked by Celina
3. 937 views
If the radius and diameter of a sphere were measured in inches, then the surface area would be measured in
1. 1 answer
2. asked by troy
3. 487 views
How many ten-digit telephone numbers are possible if the first three digits must be different? The answer is 72,000,000,000....
1. 2 answers
2. asked by Celina
3. 1,562 views
how many moles of ozone does the atmosphere hold?
1. 0 answers
2. asked by Ben
3. 341 views
Which of the following is considered an advantage of home ownership?A. You are responsible for all repairs and maintenance. B.
1. 2 answers
2. asked by vanessa
3. 3,324 views
How many arrangements of five letters from the word 'certain' contain the letter 't'? Explain your reasoning.
1. 1 answer
2. asked by Celina
3. 3,761 views
My teacher divided his class into groups of 8 on Monday, 10 on Tuesday and 4 on Wednesday. What is the least possible number of
1. 1 answer
2. asked by PJ
3. 569 views
Convert to a logarithmic equation: 9y = 6561
1. 1 answer
2. asked by jane
3. 560 views
A ball initially at rest is dropped from a window 18.6 m off the ground. How long does it take for the ball to reach the ground?
1. 3 answers
2. asked by Patel
3. 638 views
a 15g bullet is fired horizontally into a block of wood with mass 2.5 kg and embedded in the block, Initially the block of wood
1. 1 answer
2. asked by Jay
3. 886 views
A catapult with a spring constant of 1.0 104 newtons per meter is required to launch an airplane from the deck of an aircraft
1. 2 answers
2. asked by ...
3. 3,331 views
Hydrogen peroxide can be prepared by the reaction of barium peroxide with sulfuric acid according toBaO2(s)+ H2SO4(aq)--->
1. 1 answer
2. asked by Jason
3. 1,059 views
A 0.2 kg object that stretches a spring 6.5 cmfrom its natural length when hanging at rest oscillates with an amplitude of 1.5
1. 2 answers
2. asked by Mark
3. 574 views
A perpendicular bisector is a segment which is perpendicular to another segment, and specifically goes through the midpoint of
1. 1 answer
2. asked by Kay
3. 1,121 views
I need a short story with the theme of insanity. I'm not able to use Tell-Tale Heart by Edgar Allan Poe. It would also be nice
1. 2 answers
2. asked by Jim
3. 504 views
Express as a single logarithm and simplify: log x – log (8x) + 2 log 4
1. 2 answers
2. asked by Chris
3. 944 views
how many moles of ozone does the atmosphere hold?
1. 0 answers
2. asked by Ben
3. 362 views

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