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December

Questions Asked on December 8, 2009

The titration of 25.0 mL of an unknown concentration H2SO4 solution requires 83.6 mL of 0.12 M LiOHsolution. What is the
1. 5 answers
2. asked by Charlie
3. 20,275 views
How do i do this?According to Kepler's Laws, planets have elliptical orbits, with the sun at one of the foci. The farthest Pluto
1. 3 answers
2. asked by anonymous
3. 6,957 views
Consider the following reaction:2NiO (s)--> 2Ni(s) + 2O2 (g) If O2 is collected over water at 40.0 C and a total pressure of 752
1. 2 answers
2. asked by Charlie
3. 6,733 views
A 20g particle is moving to the left at 30 m/s. How much net work must be done on the particle to cause it to move to the right
1. 2 answers
2. asked by K
3. 4,932 views
There are two situations in which it possible for a charged particle to be in a magnetic field but not experiencing a magnetic
1. 2 answers
2. asked by Connor
3. 4,659 views
Uranium-235 can be separated from U-238 by fluorinating the uranium to form UF6 (which is a gas) and then taking advantage of
1. 3 answers
2. asked by Charlie
3. 4,373 views
'What is the tone of the poem El Olvido? Describe the speaker's attitude towards the subject and support your description by
1. 10 answers
2. asked by mysterychicken
3. 3,591 views
A force of 400.0N is exerted on a 1,250N car while moving it a distance of 3.0m. How much work is done on the car.
1. 3 answers
2. asked by Donna
3. 2,937 views
Naturalists find that the populations of some kinds of predatory animals vary periodically. Assume that the population of foxes
1. 2 answers
2. asked by Jo
3. 2,855 views
the bases of a trapezoid have measures of 16 and 8. find the measure of the median.
1. 2 answers
2. asked by kt
3. 2,797 views
what's the electron domain and molecular geometry of SO3 with a charge of -2?electron domain= tetrahedral molecular= trigonal
1. 1 answer
2. asked by Anonymous
3. 2,714 views
Are both the electron domain geometry and molecular geometry of HCN linear?
1. 1 answer
2. asked by Trish
3. 2,463 views
Did you like “Usher”? How successful was Poe’s use of Gothic devices in creating an atmosphere of dread?
1. 1 answer
2. asked by joe
3. 2,360 views
A furniture store sells recliners at a 70% mark-up (based on price). If the recliner costs the store $240, what price will they
1. 4 answers
2. asked by Amelia
3. 2,221 views
If exactly three darts hit this target, how many different scores are possible?darts circle 1 3 5
1. 3 answers
2. asked by afo
3. 2,220 views
'What is the tone of the poem El Olvido? Describe the speaker's attitude towards the subject and support your description by
1. 3 answers
2. asked by mysterychicken
3. 2,145 views
the shortest and longest wavelength series in singly ionized helium is 22.8nm and 30.4nm . Are they right?How many orders we can
1. 1 answer
2. asked by bun
3. 2,004 views
Three neighbors are sharing a rectangular strip of land fir a garden. They divide the land into 24 equal-sized pieces. What
1. 8 answers
2. asked by Nick
3. 1,851 views
1 centimeter is what fraction of one meter
1. 1 answer
2. asked by Victoria
3. 1,838 views
Felicia traveled 7 kilometers to school 1/10 of that time she walked and 9/10 of the distance she rode a bus.A. How far did
1. 1 answer
2. asked by Kris
3. 1,571 views
Babe Didrikson holds the world record for the longest baseball throw (296 ft) by a woman. For the following questions, assume
1. 2 answers
2. asked by Robert C
3. 1,494 views
Reduce the fraction to lowest terms.-5jk ________= 35j^2k^2
1. 1 answer
2. asked by yelena
3. 1,447 views
what are the methods of judicial selection for federal appellate, state appellate and state trial court judges?
1. 1 answer
2. asked by pinky
3. 1,395 views
A distribution with a mean of 200 units, a standard deviation of 40 units, a minimum value of 4 units and a maximum value of 245
1. 4 answers
2. asked by Adria
3. 1,385 views
How many electron domains are about the central atom if given the following angles:90: 6 electron domains 109.5: 4 electron
1. 1 answer
2. asked by Trish
3. 1,327 views
Reduce the fraction to lowest terms. Do not use spaces in answer.38x^2yz^2 __________= -19xy^2z^3
1. 1 answer
2. asked by yelena
3. 1,290 views
Evaluate the following expression.7^0
1. 1 answer
2. asked by yelena
3. 1,273 views
Reduce the fraction to lowest terms. Do not use spaces in answer.x^3-x^2 ________= x^4
1. 1 answer
2. asked by yelena
3. 1,272 views
In a certain reaction, 300.23 grams of solid aluminum sulfide combine with unlimited aqueous silver nitrate. How many moles of
1. 2 answers
2. asked by Paula
3. 1,257 views
Which of the following is a dipole?KrF2, NH2Cl, CH2Br2, and SCN^- I'm pretty sure that KrF2 and NH2Cl are not dipoles, but why?
1. 3 answers
2. asked by Meg
3. 1,239 views
Reduce the fraction to lowest terms.38x^2yz^2 _________= -19xy^2z^3
1. 1 answer
2. asked by yelena
3. 1,214 views
The Midnight Hours, a local nightclub earned 100,000 in accounting profits last year, this year the owner, who had invested
1. 1 answer
2. asked by Allan
3. 1,191 views
Reduce the fraction to lowest terms. Do not use spaces in answer.-5jk ________= 35j^2k^2
1. 1 answer
2. asked by yelena
3. 1,185 views
Risk is to chance as forthought is to?
1. 1 answer
2. asked by Alexandra
3. 1,179 views
Joe bought 2 dozen eggs at the store. On the way he dropped the eggs and broke 3/4 of them. How many eggs broke?
1. 1 answer
2. asked by DJ
3. 1,139 views
hiI need help with this question please. 1. consider the decomposition of N2O5 in carbon tetrachloride(ccl4) at 45c
1. 1 answer
2. asked by hrithik
3. 1,129 views
Two events in S are separated by a distance D=x2 - x1 and a time T = t2 - t1 . a) Use the Lorenrz transformation to show that in
1. 0 answers
2. asked by kim
3. 1,097 views
the bases of a trapezoid have measures of 16 and 8. fine the measure of the median.
1. 1 answer
2. asked by kt
3. 1,088 views
if you have 15 stones and you have 5 colums and 3 rows and there's 8gray stones and 7 white stones what is the rule.
1. 1 answer
2. asked by tyu
3. 1,073 views
hi!how would you figure out a problem where you are given a probability of success for 12 people and you are trying to find the
1. 1 answer
2. asked by ali
3. 1,067 views
how can the periodic table help you determine the number of valence electrons?
1. 1 answer
2. asked by Katherine
3. 1,033 views
A recent article in a computer magazine suggested that the mean time to fully learn a new software program is 40 hours. A sample
1. 2 answers
2. asked by Michelle
3. 1,013 views
I need to know the three most dangerous things that can happen on a socializing website such as facebook, for teenagers.Thanks
1. 5 answers
2. asked by mysterychicken
3. 1,011 views
The "hang time" of a punt is measured to be 4.00 s. If the ball was kicked at an angle of 53.0° above the horizontal and was
1. 2 answers
2. asked by Robert C
3. 992 views
given: line QO congruent to QN, line NM CONGRUENT TO OP Prove: triangle QMP IS ISOCELES5. TRIANGLE QNM CONGRUENT TO TRIANGLE QOP
1. 0 answers
2. asked by haley
3. 974 views
Where is this earthquake's epicenter?A)Tokyo, Japan B)Manila, Philippines C)Beijing, China D)Hong Kong, China
1. 1 answer
2. asked by george
3. 970 views
suppose you copy a figure on a copier using the given size factor. find the scale factor from the original figure to the copy in
1. 2 answers
2. asked by dillan
3. 956 views
there are 40 people at a picnic there are 4 more children than adults how many of each are there
1. 1 answer
2. asked by christian
3. 929 views
What body of water that is hounded byJapan, Chaina,and Taiwan ?
1. 3 answers
2. asked by Suraj
3. 927 views
In a distribution of 400 response times with a mean of 7 minutes and a standard deviation of 2 minutes, the maximum number of
1. 6 answers
2. asked by Adria
3. 918 views
This is the question given:"Peanuts sell for $5/kg and cashews for $20/kg. Mary wants to sell a mixture of peanuts and cashews
1. 1 answer
2. asked by Emily
3. 910 views
I have an exam in two days. I need an explanation to this question please.MC = 10+5Q derive an equation for total cost
1. 2 answers
2. asked by Special
3. 905 views
How does a price ceiling undermine the rationing function of market-determined prices? How could rationing coupons insure that
1. 2 answers
2. asked by Lauren
3. 893 views
Mountains that have developed because of compressional stress—colliding plates that force rock layers upward—are called?a)fo
1. 1 answer
2. asked by george
3. 892 views
What have been the most significant changes in human services over the past 50 years? How has society’s responsibility to
1. 2 answers
2. asked by Ty
3. 889 views
Sheryl correctly answered 85% of the questions on her 200-question biology final.Fernando scored a 90% on his 180-question
1. 1 answer
2. asked by student
3. 883 views
A cathode ray tube operates at 80 kV with a current of 875 uA. Calculate thea)Intesity (# of photons per second f the x-rays
1. 4 answers
2. asked by ALan
3. 859 views
A 100.0 mL sample of 0.100 M formic acid, CHOOH, is titrated with 0.200 M KOH. Calculate the pH after 40.0 mL of 0.200 M KOH has
1. 1 answer
2. asked by John
3. 859 views
need help thank-you translate the verbal phrase into an inequality, then solve the inequality and graph your solution, the
1. 2 answers
2. asked by Zach
3. 850 views
Calculate the pH of a 0.35 M solution of dimethylamine, (CH3)2NH.
1. 0 answers
2. asked by donna
3. 849 views
To measure the strength of an earthquake, you can use either a______scale or______scale.A)Richter B)seismograph C)mercalli
1. 1 answer
2. asked by george
3. 797 views
Imagine that you are a mentor to a new employee at a marketing firm. The new employee is having trouble understanding what the
1. 2 answers
2. asked by jckkoo
3. 792 views
Factor this expression completely36y2 - 1
1. 1 answer
2. asked by jacob
3. 792 views
wHAT IS THE MOOD AND THEME OF the storm by walter de la mare
1. 4 answers
2. asked by ALEX
3. 785 views
How did Charlemagne gain the title Emperor of the Roman People from Pope Leo III?A. He inherited it from his father. B. The pope
1. 4 answers
2. asked by tim
3. 781 views
My cousin Robert was pushed into a pool. The pool was 6 feet Wide and 10 feet deep. The pool had soft walls. How did my Cousin
1. 4 answers
2. asked by Molly
3. 769 views
Factor completely81a2 + 36a + 4
1. 2 answers
2. asked by Anonymous
3. 749 views
The Mesopotamians had a generally pessimistic view of life. How do the arts of their civilization reveal this? Use at least one
1. 1 answer
2. asked by stephaine
3. 734 views
1. You killed you.2. You killed yourself. (#2 is right. #1 is not right? Right?) 3. Take care of you. 4. Take care of yourself.
1. 1 answer
2. asked by rfvv
3. 732 views
Hello,I am teaching myself Italian from a textbook, Ciao! Sixth edition, but I am getting confused with some of the answers, as
1. 1 answer
2. asked by Rory
3. 732 views
What multiplication fact can be found by using the arrays for 2x9 and 5x9?
1. 0 answers
2. asked by Daniel
3. 726 views
The Pack-U-Up Moving Company uses several different size boxes,but the boxes all have the same meaurements on the top andbottom
1. 2 answers
2. asked by fko
3. 723 views
Factor completely what does that mean25a2 - 30a + 9
1. 3 answers
2. asked by daniela
3. 721 views
The Pack-U-Up Moving Company uses several different size boxes,but the boxes all have the same meaurements on the top andbottom
1. 1 answer
2. asked by fko
3. 719 views
cheryl, rita and four of their friends go to a movie and share equally a 48-ounce bag of popcorn and three 48-inch licorice
1. 3 answers
2. asked by Nick
3. 712 views
Why is it so difficult to measure the effectiveness of leadership in an organization? What criteria do you use to determine the
1. 2 answers
2. asked by meshelle
3. 704 views
An Investment Fund manager is required to maximise the return on a portfolio of bonds given the following information:Bond types
1. 9 answers
2. asked by Sarah
3. 701 views
A recent article in a computer magazine suggested that the mean time to fully learn a new software program is 40 hours. A sample
1. 1 answer
2. asked by Michelle
3. 665 views
what is the geographic features of the eastern woodlands
1. 5 answers
2. asked by kimberly
3. 661 views
-220 - 16 x 32
1. 1 answer
2. asked by kim
3. 659 views
I have 2 questions in math that I am not quite sure about...1. Mandy begins bicycling west at 30 mph at 11 A.M. If Liz leaves
1. 1 answer
2. asked by Becca
3. 649 views
A golf ball is struck with a five iron on level ground. It lands 85.0 m away 4.60 s later. What was the magnitude and direction
1. 1 answer
2. asked by Robert C
3. 647 views
Mario broke a pane of glass in a window.The opening measured 7 and 1/4 inches by 9 and 1/2 in.At the hardware store,they sold
1. 3 answers
2. asked by Saiyda
3. 646 views
Wheel’s Bicycle shop advertised a bicycle for 15% off for a savings of $36. The bicycle did not sell so it was offered at a
1. 1 answer
2. asked by poo
3. 642 views
A furniture store sells recliners at a 70% mark-up (based on price). If the recliner costs the store $240, what price will they
1. 2 answers
2. asked by Amelia
3. 639 views
21. Payne (2001) gave participants a computerized task in which they first see aface and then a picture of either a gun or a
1. 1 answer
2. asked by bren
3. 638 views
The Lappans buy 3 large sandwich wraps to serve at a picnic. 9 people in all will be at the picnic. Show 3 different ways to cut
1. 3 answers
2. asked by Nick
3. 636 views
IF JACK AND JILL ARE COMPARING RESULTS OF A MATH TEST AND jACK HAD 40 CORRECT ANSWERS AND JILL HAD 50 CORRECT ANS AND THERE WERE
1. 1 answer
2. asked by Janice
3. 625 views
The atoms in gas ( gas constant R=8.31 J/mol K) can be treated as classical particles if their de Broglie wavelength L is much
1. 1 answer
2. asked by Bun
3. 624 views
Factor completely8c2 - 26c + 15
1. 1 answer
2. asked by daniela
3. 619 views
The ratio of boys to girls in Mr. Joiner’s class is 5 to 7. If there are 15 boys in the class, how many total students are in
1. 3 answers
2. asked by student
3. 615 views
Do my answers look correct for these? ThanksCalculate the mass percent of a solution containing 45.6 grams ethanol (C2H6O) in
1. 1 answer
2. asked by Matt
3. 613 views
find the derivative of f(x)=cot(3x)csc^2(3x)
1. 3 answers
2. asked by jackie
3. 613 views
Find the area enclosed betweenf(x)=0.4x^2+5 and g(x)=x From x=-5 to x=8
1. 1 answer
2. asked by Salman
3. 608 views
Carmen spent 4 hours at the Y on Saturday. Two thirds of that time she spent in the gym. How many hours did she spend in the
1. 3 answers
2. asked by DJ
3. 606 views
Thank you drwls,My problem is a. The lifetime of the levels in a hydrogen atom are of the order 10-E8s. What is the evergy
1. 1 answer
2. asked by bun
3. 604 views
Evaluate the following expression.3^-2
1. 1 answer
2. asked by yelena
3. 601 views
Why is it not possible to achieve a complete separation of the ethanol from the water in the clarified reaction mixture via
1. 1 answer
2. asked by Chelsea
3. 594 views
which electrons in an atom make chemical bonds? why
1. 1 answer
2. asked by Katherine
3. 591 views
What is happens to rocks after their elastic limit is passed?
1. 3 answers
2. asked by john
3. 591 views

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