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2009
February

Questions Asked on February 14, 2009

Okay so Im doing a lab on preparation of K3[Fe(C2O4)3]*3H2O The final weight I got 2.835g. How can I find the theoretical yield
1. 4 answers
2. asked by Natash
3. 7,220 views
Fast Auto Service provides oil and lube service for cars. It is known that the mean time taken for oil and lube service at this
1. 3 answers
2. asked by Karinna
3. 6,817 views
please show me in steps how to solve thisthanks alot! A bobsled zips down an ice track, starting from rest at the top of a hill
1. 2 answers
2. asked by y912f
3. 4,103 views
Two cars have the same mass, but one is moving three times faster than the other. How much more work will be needed to stop the
1. 2 answers
2. asked by Dee
3. 3,146 views
1. A country's consumption possibilities frontier can be outside its productionpossibilities frontier if a. the country engages
1. 6 answers
2. asked by Bob
3. 2,818 views
The units digit of a two digit number is 1 more than twice the tens digit. If the digits are reversed, the new number is 36 more
1. 1 answer
2. asked by Logan
3. 2,558 views
Two particles with positive charges q1 and q2 are separated by a distance s.I got up to here: (kq1)/x^2 = (kq2)/(s-x)^2 I now
1. 7 answers
2. asked by Sam
3. 2,540 views
A monopoly produces widgets at a marginal cost of $8 per unit and zero fixed costs. It faces an inverse demand function given by
1. 1 answer
2. asked by Carol
3. 2,218 views
Calculate the percent ionization of benzoic acid at the following concentrations:0.00014 M i got 68% but it says its wrong
1. 7 answers
2. asked by Spencer
3. 2,054 views
If triangle R'S'T' is a dilation of triangle RST, what would be the rest of the coordinates for triangle R'S'T?R (-2,-3) S (0,2)
1. 2 answers
2. asked by Angie
3. 1,623 views
Ms. Buxx invested a total of $2000 in two saving accounts. The first account pays 3% intrest per year. The second accout pays 5%
1. 4 answers
2. asked by Julia
3. 1,261 views
I need a good attention grabber for the introduction of my paper was as a social disease? I was wondering if you think that this
1. 10 answers
2. asked by Michele
3. 1,159 views
I am studying dimensional analysis right now, and I get most of it, but I don't understand how to solve this problem: 5982
1. 1 answer
2. asked by Rosalyn
3. 1,039 views
5 oz (150g) Butter - softened5 oz (150g) superfine (castor) sugar 6 oz (175g) self-raising flour Can you please help me convert
1. 3 answers
2. asked by Gabs
3. 1,013 views
I need some suggestions to help me get started on designing a robot for my 1st grade class.
1. 3 answers
2. asked by Leisha
3. 938 views
When we are forced to make choices we are facing the concept of1. exploitation 2. efficiency 3. scarcity 4. the margin
1. 1 answer
2. asked by Joseycat
3. 871 views
An increase in the consumer's income will do all of the following, exceptshift the budget line away from the origin increase the
1. 1 answer
2. asked by Joseycat
3. 821 views
A cable attached to a block of mass 11 kg pulls the block along a horizontal floor at a constant velocity. If the tension in the
1. 1 answer
2. asked by kj
3. 818 views
What is [H3O+] in a solution obtained by dissolving 215 mL HCl(g), measured at 23 degrees C and 757 mmHg, in 4.30 L of aqueous
1. 1 answer
2. asked by Raj
3. 787 views
In monopolistic competition ______.1.to maximize profits MR = MC, yet P > MC 2.people would be better off if output were reduced
1. 2 answers
2. asked by Joseycat
3. 757 views
I am currently studying for the cbest exam in all three areas, math, reading and writing. Does anyone have any current
1. 4 answers
2. asked by Laura
3. 726 views
Answer the following for a primitive cubic unit cell. Answers should be numerical, set r = 8.0-edge in terms of r, the lattice
1. 4 answers
2. asked by Bliss
3. 708 views
Describe, in 200 to 300 words, the path food follows through the digestive system and how digestion occurs in each of the
1. 1 answer
2. asked by PARADISE
3. 707 views
Calculate the terminal velocity for a baseball. A baseball's diameter is approximately d = 0.073 m, and its mass is m = 0.146
1. 1 answer
2. asked by kj
3. 699 views
please help me by showing stepsthanks Assuming atmospheric pressure to be 1.01 * 10^5 Pa and the density of sea water to be 1025
1. 2 answers
2. asked by y912f
3. 685 views
Too much emphasis is placed on testing these days. The need to prepare for tests and examinations is a restriction on teachers
1. 2 answers
2. asked by KHALID
3. 677 views
How many millimeters of this solution should be diluted with water to produce 650 mL of a solution with pH= 11.50? 6.8% ammonia
1. 3 answers
2. asked by Raj
3. 672 views
liquid methanol, CH3OH is being prepared to be poured into a beaker of water.(THERE CAN BE MORE THAN ONE ANSWER FOR Q1-3) 1)
1. 3 answers
2. asked by jerry
3. 668 views
I have a question about osmotic pressure. I took a test in chemistry and this was a multiple choice question.It said given the
1. 2 answers
2. asked by Anonymous
3. 662 views
Carlos is playing in the sandbox. Thomas approches the sandbox, observes Carlos for a moment, then knocks over the bucket Carlos
1. 2 answers
2. asked by Ann
3. 648 views
What is the three dimensional structure of methane? Why?
1. 1 answer
2. asked by Laura
3. 642 views
the tendency of the matter to resist change in motion is called?
1. 3 answers
2. asked by Sam
3. 636 views
Explain in 200 to 300 words how artistic expression reflects the basic tenets of the Islamic faith in the following examples: 1.
1. 1 answer
2. asked by B.B.
3. 635 views
The partial pressure of water above a solution of water and a nonvolatile solute at 25oC is 19.2 mm Hg. What is the mole
1. 1 answer
2. asked by jerry
3. 613 views
Two-year-old Gerld is starting at your day care center tomorrow. His mother is going back to work for the first time since
1. 6 answers
2. asked by Ann
3. 596 views
You are a secret agent and find that you have been pushed out of an airplane without a parachute. Fortunately, you are wearing a
1. 1 answer
2. asked by kj
3. 591 views
Too much emphasis is placed on testing these days. The need to prepare for tests and examinations is a restriction on teachers
1. 1 answer
2. asked by KHALID
3. 582 views
if there is a circuit that has a battery and a lightbulb:will an electron have more electric potential energy on the positive
1. 3 answers
2. asked by stacey
3. 581 views
How would I draw the first step in the due process of law which is police must have a warrant. Could you give me a link or you
1. 6 answers
2. asked by Candy girl
3. 581 views
The boiling point elevation of a solution consisting of 2.12 g of a nonvolatile solute in 97.4 g of benzene is 0.6602 oC. What
1. 2 answers
2. asked by jerry
3. 575 views
I have a question about writing my thesis for my paper. The topic was war as a social disease and the three body paragraphs were
1. 2 answers
2. asked by Michele
3. 572 views
what are the basic anatomy of a brachiopod.
1. 2 answers
2. asked by Anonymous
3. 559 views
I have a 'movie' book report and I need some peopie to play parts for Huckleberry Finn. Could you give me a website to find some
1. 3 answers
2. asked by Anya
3. 558 views
In a lab that I am doing I am having difficulty in determining this:What are two indications that suggest a reaction has taken
1. 1 answer
2. asked by Anonomyous
3. 551 views
What do you think about this aricle? Can I get some of your ideas?Indoctrinated in belief The statistics in "Darwin's sin" (Feb.
1. 4 answers
2. asked by Valentine's sweetheart
3. 550 views
How many millimeters of a 15.0%, by mass solution of KOH(aq)(d = 1.14 g/ml ) are required to produce 26.0 L of a solution with
1. 2 answers
2. asked by Raj
3. 547 views
Instead of "je ne parle qu'anglais" could I also say "je parle seulment anglais"? Which would be more correct?And if I would
1. 2 answers
2. asked by E.G.
3. 530 views
Chris takes out two loans. He borrows $800 more from a credit union that charges 12% interest than from a bank that charges 15%
1. 5 answers
2. asked by Julia
3. 526 views
which test Frye or Daubert is more appropriate, and the potential effect this testimony could have on a given test.
1. 1 answer
2. asked by Ree
3. 507 views
What is the difference between hydration and hydrogenation reactions?
1. 2 answers
2. asked by Laura
3. 491 views
I'm trying to solve by completing the square but i always get stuck at the end..3x^2-6x+2=0 3(x^2-2x)+2=0 3(x^2-2x+1-1)+2=0
1. 3 answers
2. asked by jona
3. 491 views
How do I solve this for c?Ka = (0.02c)(0.02c)/(c-0.02) 1.7x10^-5=(0.02c)(0.02c)/(c-0.02) Thanks.
1. 5 answers
2. asked by Sadie
3. 483 views
what is whole/part logic according to Socrates, and how does it differ from whole/moment logic?I'm not sure if it is about that
1. 5 answers
2. asked by deen
3. 483 views
Any Psychology tutors teachers out there?
1. 3 answers
2. asked by le
3. 483 views
Scientists think adding CO2 to the atmosphere will affect the earth's climate. What effect is predicted?
1. 1 answer
2. asked by nathaniel
3. 481 views
When the statement says "people are told they have a right to have a lawyer," in the due process of law who are the people
1. 2 answers
2. asked by Candy girl
3. 478 views
Hi:I was wondering how I would even start to solve a problem like this. Solve for x1, x2, x3, and x4: x1x2+x1+x2=524
1. 2 answers
2. asked by Manny
3. 472 views
3 examples in antigone that reveal Creons stubborn pride
1. 1 answer
2. asked by jackie
3. 469 views
In which of the following situations do you,as a caregiver,act as a role model for prosocial behavior?A.You remind Josha to hang
1. 2 answers
2. asked by Cindy
3. 468 views
Are these compounds organic, if not what are they?Kmno4 CH3OH C6H6 PdC12 CH3CO2H
1. 2 answers
2. asked by Laura
3. 463 views
Could I get your opinion on something, which law would you repeal in your state? I'm not going to take your answer but I just
1. 2 answers
2. asked by Candy girl
3. 455 views
ii) What is the formula of 1, 3-butadiene
1. 1 answer
2. asked by c
3. 454 views
When I'm finish writing four paragraphs (2 paragraphs to support a political issue in Missouri) and (2 paragraphs to not support
1. 4 answers
2. asked by Valentine's sweetheart
3. 453 views
COULD SOMEONE PLEASE HELP ME WITH THIS PROBLEM!!!!!!!!Television Sets. What does it mean to refer to a 20-in TV Set? Such units
1. 1 answer
2. asked by pj
3. 452 views
Could you read this article and tell me who's opinion you go for (my mom thinks that there giving money for something else in
1. 4 answers
2. asked by Valentine's sweetheart
3. 451 views
what abiotic factor allows warblers to coexist peacefully in the spruce trees
1. 2 answers
2. asked by Anonymous
3. 435 views
what are the pros and cons about a sweatshop
1. 1 answer
2. asked by Numz
3. 431 views
there are a number of differently collored molecules present in the spinach. Explain what roles these molecules might serve in
1. 0 answers
2. asked by Ruth
3. 429 views
pls help me on here.1.) what is the total population of asia in 1980 and 2009. 2.) What is the total population of phillipines
1. 1 answer
2. asked by konan
3. 424 views
A cell divides into two identical copies every 4 minutes. How many cells will exist after 5 hours?I know the answer is
1. 1 answer
2. asked by Mario
3. 418 views
Why do cis and trans isomeric compounds exhibit different properties?
1. 1 answer
2. asked by Laura
3. 416 views
pawn: make a sentencedoes this work? my dad always said, "dont be a pawn, be your own boss."
1. 2 answers
2. asked by Spencer
3. 392 views
Why is benzene much less reactive than 1, 3, 5-cyclohexatriene?
1. 1 answer
2. asked by Laura
3. 389 views
Name an isomer of pentane (that is not cyclic) and write down its structure.
1. 1 answer
2. asked by Laura
3. 380 views
Can you please look at my repost. I made an error in my question, so now I need your help for a different part of the question.
1. 1 answer
2. asked by Sadie for drwls
3. 356 views
Why is the benzene molecule represented as " a flat cyclohexane with a ring inside?"
1. 1 answer
2. asked by Laura
3. 353 views
is there any trick I can use to solve the question below without expanding:2^3 + 2^4
1. 4 answers
2. asked by Lena
3. 345 views
What is the purpose of a nuclear reactor?
1. 1 answer
2. asked by Amanda
3. 334 views
how do you make 0.2M KI from 2M KI, what is the procedure?
1. 1 answer
2. asked by Anna
3. 329 views
What is the current world population of clownfish?
1. 1 answer
2. asked by Chloe
3. 323 views

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