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2012
February

Questions Asked on February 5, 2012

Whether it’s shopping for the newest fashion, dining at a high quality restaurant, or spending the night at a world-class
1. 3 answers
2. asked by Rebekah
3. 1,221 views
How would you prepare 1.00 L of a 0.5 M solution of NiCl2 from the salt NiCl2 x 6H2O
1. 0 answers
2. asked by Kenz
3. 709 views
Writeacher, I think I should also improve a point related to the students' involvement.In particular, the last part should be
1. 1 answer
2. asked by Henry2
3. 576 views
Okay, so how would i work out: How would you prepare 1.00 L of a .5M Solution of NiCl2 from the salt NiCl2 x 6H2O, Because what
1. 0 answers
2. asked by Kenz
3. 591 views
Okay, so how would i work out: How would you prepare 1.00 L of a .5M Solution of NiCl2 from the salt NiCl2 x 6H2O, Because what
1. 1 answer
2. asked by Kenz
3. 657 views
A sample of water is found to contain 0.059 ppm of Pb2+ ions. Calculate the mass of lead ions per liter of this solution (assume
1. 1 answer
2. asked by Heaton
3. 1,041 views
What is the equilibrium concentration of carbon dioxide in water that is in contact with air at 25 °C and 2.55 atm. The mole
1. 1 answer
2. asked by Heaton
3. 1,525 views
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
1. 0 answers
2. asked by jimmy
3. 439 views
Hello.Will you please check the sentence for me? "The two sides have conducted negotiations and reached a compromise." Is it
1. 1 answer
2. asked by Ilma
3. 477 views
At the beginning of a basketball game, a referee tosses the ball straight up with a speed of 5.4 m/s. A player cannot touch the
1. 2 answers
2. asked by Nett
3. 1,263 views
Is Las Vegas the gambling capital of the US?
1. 1 answer
2. asked by Blaze
3. 545 views
Hello.Will you help me with one more sentence please? Is the sentence correct: "The letter will be done by 5 pm." I mean, is
1. 1 answer
2. asked by Ilma
3. 369 views
A 5. pellet of aluminum at 20 degrees celcius gains 200 joules of heat. What is its final temperature? [specific heat of
1. 0 answers
2. asked by j nager
3. 657 views
Normally the rate at which you expend energyduring a brisk walk is 3.6 Calories per minute. (A Calorie is the common unit of
1. 1 answer
2. asked by John
3. 744 views
Normally the rate at which you expend energyduring a brisk walk is 3.6 Calories per minute. (A Calorie is the common unit of
1. 1 answer
2. asked by John
3. 1,315 views
Can you help me with these question(s) please???What substance does a cell use to power active transport? Describe the movement
1. 0 answers
2. asked by runnimg.from.myself
3. 538 views
The heat of vaporization of benzene, C6H6, is 30.8kJ/mol at its boiling point of 80.1 degrees celsius. How much energy in the
1. 4 answers
2. asked by Hannah
3. 7,362 views
john types 20 pages in 40 min, sue types 20 pages in 30 min, bob types 20 pages in 24 min. working togehter how long to type 20
1. 1 answer
2. asked by cliff
3. 745 views
Thank You, Declan for answering my question, but I am still haiving trouble on the problem, could you explain to me of how you
1. 2 answers
2. asked by Kristi
3. 460 views
can someone help me write this as a single radical expression √3:(7) * √4:(3)
1. 1 answer
2. asked by Sharon
3. 343 views
An airplane flew 1000km in 4h. What was the airplanes speed?
1. 2 answers
2. asked by Brionna
3. 2,578 views
First, give the technology formula for the given function and then use technology to evaluate the function for the given values
1. 1 answer
2. asked by Anonymous
3. 529 views
A ball is thrown upward from the top of a 50.0 m tall building. The ball's initial speed is 12.0 m/s. At the same instant, a
1. 1 answer
2. asked by Kelly
3. 874 views
Calculate the number of mL of hydrogen gas at 27 degrees Celsius and 640 Torr produced by the reaction of 0.520 grams of
1. 2 answers
2. asked by Noah
3. 486 views
Hello.I apologize for bothering you with similar questions but I'm supposed to explain the difference in tenses in the following
1. 1 answer
2. asked by Ilma
3. 683 views
A 2kg ball is attached to a 1.5m rope and is swung in a vertical circle. At the top of the swing the ball travels at 5 m/s. What
1. 0 answers
2. asked by Krystal
3. 746 views
A 2kg block is subject to a 6-N and 8-N forces which are perpendicular to each other. what is the acceleration of the block.
1. 1 answer
2. asked by Krystal
3. 357 views
A car goes around an unbanked circular track with a radius of 500m. The coefficient of friction between the tires and the track
1. 1 answer
2. asked by Krystal
3. 519 views
A motorist traveling at 30 m/s passes a parked police car. At the instant the motorist passes the police car, the police car
1. 3 answers
2. asked by Krystal
3. 1,316 views
A projectile is fired from ground level with a speed of 40 m/s at an angle of 30 degrees and hits a building 100m away.What is
1. 1 answer
2. asked by Krystal
3. 861 views
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
1. 1 answer
2. asked by jimmy
3. 463 views
A 40kg block is pushed along a level surface with a 200 N force at an angle of 35 degrees below the horizon. The coefficient of
1. 2 answers
2. asked by Krystal
3. 680 views
A 700 kg car is pulled up a hill at a 10 degree hill with a 1500N force acting parallel with the hill, friction can be
1. 0 answers
2. asked by Krystal
3. 483 views
How many moles of iron is 67.9 g of Fe?1.22 moles Fe? How many grams of iron is 6.57 × 10-2 mol Fe? 3.66 g Fe
1. 1 answer
2. asked by kr
3. 416 views
Using a periodic table, determine the number of electrons held in energy levels 1-3 of each atom.B----2 in level 1--3 in level
1. 1 answer
2. asked by kr
3. 1,342 views
For each, give the total number of electrons, the number of valence electrons, and the number of the energy level that holds the
1. 1 answer
2. asked by kr
3. 702 views
How many carbon(C) atoms are present in 30. mol of carbon?1.8*10^25
1. 1 answer
2. asked by kr
3. 600 views
Is 524,3 a floating or fixed point?Is 524,30 a floating or fixed point?
1. 0 answers
2. asked by Lizzy
3. 355 views
A sample of magnesium weighs 10 grams. How many moles of magnesium are there in the sample?0.4 moles?
1. 3 answers
2. asked by kr
3. 1,300 views
A truck of 5000kg hits a car of 1500kg at an intersection. After the collision, both vehicles remained glued together and slid
1. 2 answers
2. asked by Raf
3. 609 views
A company employs six people and plans to select a group of two of these employees to receive advanced training. How many ways
1. 1 answer
2. asked by leigh
3. 5,617 views
How many moles of nitrogen is 1.52 × 10 17 nitrogen atoms?
1. 1 answer
2. asked by kr
3. 330 views
Bobby has only pennies, dimes, and quarters. One half of Bobby's coins are pennies. One fourth of coins are quarters. Three of
1. 2 answers
2. asked by Anonymous
3. 627 views
whats the root or base word of rebellious,belligerent, doctrine, document, levity, levitate, initiative, itinerary, impulsive,
1. 4 answers
2. asked by tony
3. 1,706 views
f(x) ={−8 if −3 ≤ x ≤ 0 {x if 0 < x ≤ 3 Evaluate the given expressions. b)f(0)= Teach me how to do this, because I
1. 1 answer
2. asked by Anonymous
3. 328 views
It takes 5 people 24 min to set up all the tables in the restaurant. how long will it take 3 people to set up all the tables?
1. 1 answer
2. asked by Andrew
3. 418 views
AC=12 Db=32 AD=x
1. 3 answers
2. asked by Mike
3. 406 views
answer each question based on your understanding of the boldfaced vocabularywhat are some situation when levity is out of place
1. 3 answers
2. asked by tony
3. 867 views
DURING THE 1840'S MANY MORE AMERICANS THAN BRITISH SETTLED IN THE OREGON COUNTRY HOW DID THIS INFLUENCE THE NEGOTIATION OVER THE
1. 2 answers
2. asked by Lori
3. 976 views
Point nine multiplied by one over seven what's the answer and show your work ?
1. 1 answer
2. asked by Anonymous
3. 310 views
A 0.100 mK2SO4 solution has a freezing point of -0.43°C. What is the van't Hoff factor for this solution? Kf = 1.86°C/m
1. 1 answer
2. asked by Anonymous
3. 2,255 views
limit(2*(square root x) - (square root x+2)) x approaching infinity
1. 0 answers
2. asked by tamara
3. 342 views
it doesn't have the root word
1. 1 answer
2. asked by tony
3. 303 views
limit(2*(square root x) - (square root x+2)) x approaching infinity
1. 1 answer
2. asked by tamara
3. 366 views
How did the belief in Manifest Destiny influence western settlement
1. 1 answer
2. asked by Lori
3. 644 views
Hello. Thank you for your answers.One more question please. Do you think it's possible to say "to prepare" or "to make" an
1. 1 answer
2. asked by Ilma
3. 383 views
when would you not use it
1. 3 answers
2. asked by tony
3. 337 views
Find and Simplify.f(x) = 5 − x^2 a)f(x + h) − f(x) b)(f(x + h) − f(x))/h a) I got 2xh+h^2 b) I got 2xh+h I don't know what
1. 1 answer
2. asked by Anonymous
3. 488 views
need root or base word
1. 3 answers
2. asked by tony
3. 417 views
John wants to put a lace edge around a square piece of cloth. If the cloth is 4 inches wide on one side, how long of a piece of
1. 1 answer
2. asked by Kelsey
3. 425 views
I Need help doing a geometry proof.In the figure below, PQ=RS. Prove PR=QS. ____________________ P Q R S
1. 1 answer
2. asked by Jennifer
3. 541 views
Suppose that France and Denmark both produce oil and olives. Frances’s opportunity cost of producing a crate of olives is 4
1. 1 answer
2. asked by ann
3. 1,668 views
why do serum protein molecules such as albumin and lysozyme adopt different changes within physiological pH range?
1. 0 answers
2. asked by terry
3. 449 views
it takes a skier 30 seconds to ski down the 1st mountain to the second mountain that is 40 feet above ground. it takes the skier
1. 0 answers
2. asked by jack
3. 301 views
a 2.5 kg mass is connected to a spring. when a 4N is applied to the spring it compresses 2cm. if the spring is stretched and
1. 0 answers
2. asked by john
3. 402 views
Give a detailed acoount for all the events the Guyana national anthem wre used at.
1. 0 answers
2. asked by Sasha
3. 1,009 views
I forgot to add a point to the linguistic objectives.By the way, what do you think of the linguistic objectives I included? 1)
1. 1 answer
2. asked by Henry2
3. 993 views
How to start my thesis statment according with C. Wright Mills about my autobiography and how relates research papers with this
1. 0 answers
2. asked by Maria
3. 380 views
A 650 newton skydiver jumps out of a plane at an altitude of 5000m. 8 seconds after he stops accelerating, he is moving at
1. 1 answer
2. asked by GRISSELL
3. 425 views
will KCl conduct more electricity than AlCl3 because K has less ionization energy than Al?
1. 1 answer
2. asked by curious
3. 429 views
ABCD is a rhombus with diagonals intersecting at E. If m<ABC is three times m<BAD, find m< EBC
1. 1 answer
2. asked by Hannah
3. 1,437 views
why do serum protein molecules such as albumin and lysozyme adopt different changes within physiological pH range?
1. 2 answers
2. asked by terry
3. 619 views
A 578 Newton person takes an elevator from the first floor to the second floor of a building. The elevator quickly accelerates
1. 0 answers
2. asked by GRISSELL
3. 519 views
Find approximations of the given valuef(x)={4; 4>x {x^2 2<x a)f(-6) b)f(0) c)f(2) d)f(4) e)(f(6) − f(4))/(6 − 4) I don't
1. 0 answers
2. asked by Anonymous
3. 329 views
Let say I have a chandelier that hangs from the ceiling. My chandelier weighs 75kg, how much tension is in the cable that
1. 0 answers
2. asked by GRISSELL
3. 512 views
why does a car tire's pressure increase during summer months?why do they under inflate during winter months? does a basketball
1. 1 answer
2. asked by Skye
3. 470 views
An ad campaign for a new snack chip will be conducted in a limited geographical area and can use TVtime, radio time and
1. 0 answers
2. asked by Anonymous
3. 715 views
Two point charges, 4.0 µC and -2.0 µC, are placed 5.4 cm apart on the x axis, such that the -2.0 µC charge is at x = 0 and
1. 0 answers
2. asked by anybody
3. 457 views
A solution was made by dissolving 62.07 grams of a compound in 500.0 g of water. The compound was not ionic. The freezing point
1. 1 answer
2. asked by Anna King
3. 1,018 views
Sweden is reported to have among the highest percentage of citizens aged 80 years and over, at approximately 5.5 % (i.e. 5.5 %
1. 1 answer
2. asked by Brittany
3. 674 views
Asume a project has the following returns for year 1to 5: 15%, 4%, -13%, 34%, 17%. What is the approximate expected return on
1. 1 answer
2. asked by Georgette
3. 408 views
1/2.165 = sqrt x/131.29.I am not sure how to solve for x.
1. 2 answers
2. asked by Hannah
3. 414 views
Thank you very much. I just want to be sure that I rewrote this sentence correctly. I added a few more things I need to include
1. 1 answer
2. asked by Henry2
3. 433 views
4.00kg nitrogen dioxide reacts with 1.00kg water to produce nitric acid and nitrogen monoxide. Determine the limiting reactant
1. 0 answers
2. asked by danielle
3. 620 views
Christopher has cut three pieces of string to three kites.two pieces are equal length. rhw third pieces is one half of the
1. 4 answers
2. asked by tanya
3. 715 views
a taxi costs $2.75 for the first quarter of a mile and $0.85 for each subsequent quarter mile.A ride that cost $23.15 is how
1. 1 answer
2. asked by tanya
3. 1,079 views
10.0 g aluminum reacts with 66.5g bromine to form 65.0g aluminum bromide. determine the limiting reactant and calculate the
1. 0 answers
2. asked by danielle
3. 546 views
A screening test was used to identify carriers for a gene causing prostate cancer. Discuss the social, legal, and moral
1. 0 answers
2. asked by Jennifer
3. 406 views
Do you think it is ethical not to report the side effects of an experimental drug to the government because the beneficial
1. 2 answers
2. asked by Jennifer
3. 428 views
Propane (C3H8) + oxygen------> carbon dioxide + waterhow many grams of carbon dioxide are produced from the reaction of 35.2
1. 2 answers
2. asked by danielle
3. 1,426 views
nitrogen + hydrogen----------> ammoniaHow many grams of ammonia can produced from 3.47 moles of hydrogen?
1. 1 answer
2. asked by danielle
3. 805 views
The graph of a one-to-one function is shown below. Draw the graph of the inverse function, f^(-1) , and submit it to the
1. 1 answer
2. asked by jessica
3. 1,285 views
Is this a good beginning to a story:"As he lay on the ground unconscious, is hand in mine, I saw movement from the corner of my
1. 6 answers
2. asked by running.from.myself
3. 547 views
F. Scott Fitzgerald dropped out of college to .....begin writing. get married. join the army. work for his father.
1. 3 answers
2. asked by Sara
3. 1,575 views
Calculate the change in pH when 6.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq)
1. 1 answer
2. asked by Katie
3. 732 views
Thank you very much.I just have a few doubts about an email I need to write. Students will be able to.. 1) use recordings to
1. 1 answer
2. asked by Henry2
3. 663 views
A second hand car was put up for sale for R65000.After 2 months it had not sold,and the shop marked it down to R58000. What was
1. 1 answer
2. asked by Thabo
3. 361 views
What is the multiplier effect???
1. 6 answers
2. asked by runnimg.from.myself
3. 548 views
If arc BC measures 80 degrees, then angle BAC measures 80 degrees true or false?
1. 1 answer
2. asked by Anonymous
3. 872 views
Why Was It Possible For One Event To Cause A War Among So Many Countries ?(Cite Specific Evidence).
1. 1 answer
2. asked by Remy
3. 378 views

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