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Questions Asked on May 3, 2010

can you unscramble this spanish word: amiaramtdrs?
1. 11 answers
2. asked by j.c.
3. 8,683 views
Show that if a rectangle has its base on the x-axis and two of its vertices on the curve y = e^-x^2 , then the rectangle will
1. 1 answer
2. asked by Hou
3. 5,258 views
NH3(g) + 2O2 (g) = HNO3 (aq) + H2O (l)How do I calculate the oxidation states of Nitrogen and figure out if it is reduced,
1. 2 answers
2. asked by Carli
3. 1,131 views
I don't know how to do this type of problem: 6 radical 3(5 radical6-3 radical 10 ) I need help fast
1. 2 answers
2. asked by Ales`
3. 526 views
8sin^2x+sinxcosx+cos^2x=4
1. 2 answers
2. asked by LiNnda
3. 3,445 views
A characteristic of benzene is which of the following?C6H6 aromatic planar all of the above I think it is all of the above but
1. 2 answers
2. asked by Tim
3. 444 views
Which of the following substances will increase the molar solubility of nickel(II) phosphate in a saturated solution?Na3PO4 HNO3
1. 2 answers
2. asked by Anonymous
3. 1,182 views
A characteristic of benzene is:C6H6 aromatic planar all of the above I think it is all of the above but I'm not sure Thank you
1. 1 answer
2. asked by Tim
3. 394 views
For a question like “calculate the pH of an aq.solution that is 1.0 M CH3COOH and 1.0 M CH3COONa, how do you know to write the
1. 1 answer
2. asked by Nick
3. 1,035 views
What is the change in entropy when 0.290 g of silicon is burned in excess oxygen to yield silicon dioxide at 298 K?Si(s) + O2(g)
1. 1 answer
2. asked by Anonymous
3. 1,071 views
What is the highest number of bonds that one Carbon atom can make?4 3 2 1 I'm thinking four but I probably am wrong-I'm not
1. 1 answer
2. asked by Sara
3. 448 views
The kinetics of the catalytic decomposition of NH3 into N2 and H2 on a hot tungsten filament at 1100 °C was investigated by
1. 1 answer
2. asked by Teddy
3. 662 views
Which compound is a saturated hydrocarbon?ethane ethene ethyne ethanol Thanks for any help you can give
1. 1 answer
2. asked by Jillian
3. 673 views
An aqueous solution contains 38.6 g NaCI per 155 mL of solution. This solution is _________.
1. 3 answers
2. asked by Jim
3. 555 views
You wish to calculate the commission on sales. The commission is 6% on all sales that are at least 20% above cost.
1. 0 answers
2. asked by Jamie
3. 710 views
Given:Cr3+(aq) + 3e¨C Cr(s); E¡ã = ¨C0.74 V Pb2+(aq) + 2e¨C Pb(s); E¡ã = ¨C0.13 V What is the standard cell
1. 1 answer
2. asked by Anonymous
3. 1,127 views
Caesar disregards the omens for all of the following reasons exceptA. he does not trust the augurers. B. he does not want to
1. 1 answer
2. asked by Alyssa
3. 1,630 views
Together, Jared's age and his grandfather's age total 100. But Jared's grandfather is 70 years older than him. How old is
1. 1 answer
2. asked by tim
3. 530 views
From these two reactions at 298 K,V2O3(s) + 3CO(g) -> 2V(s) + 3CO2(g); DH° = 369.8 kJ; DS° = 8.3 J/K V2O5(s) + 2CO(g) ->
1. 1 answer
2. asked by Anonymous
3. 846 views
Given:Al3+(aq) + 3e– Al(s); E° = –1.66 V Cl2(g) + 2e– 2Cl–(aq); E° = 1.36 V What is ∆G° for the following
1. 0 answers
2. asked by Anonymous
3. 800 views
Hi, this is a reply to the question I asked earlier. I asked about the classification and functional group of an organic
1. 2 answers
2. asked by Julia
3. 601 views
for the system of inequalities y >= 2x - 1 and y <= 3x - 1, which of the following statements best descibes the ordered pair
1. 0 answers
2. asked by tim
3. 613 views
If a sample of the radioactive nuclide 139Cs has an activity of 0.0730 Ci, what is the instantaneous rate of decomposition of
1. 0 answers
2. asked by Alicea
3. 511 views
A .545kg ornament is hanging on a .75m uniform board, with mass .22kg above a babies crib. the ornament is .35 m from one end.
1. 1 answer
2. asked by Maira
3. 473 views
An athlete twirls a 1 kg hammer tied to the end of a 1.3 m rope in a horizontal circle the hammer moves at the rate of 1.0
1. 1 answer
2. asked by Anna
3. 478 views
In a cyclotron, an electromagnet exerts a force of 7.50x10-13N on a beam of protons. Each proton has a mass of 1.67x10-27kg. The
1. 1 answer
2. asked by Elvia
3. 655 views
A 75 kg pilot flies in her plane in a loop and notices that at the top of the loop, where the plane is completely uspside down
1. 1 answer
2. asked by Maira
3. 1,366 views
Two bowling balls each have a mass of 6.8kg. the speres are located nest to one another with their centers 21.8 cm apart. what
1. 2 answers
2. asked by Lorena
3. 1,783 views
identify specific examples of how the roles you play with family and friends differ from those you play in other social groups.
1. 2 answers
2. asked by sam
3. 1,747 views
Using the fact that a 1.0 kg mass weighs 9.8N on the surface of the earth and the radius of the earth is roughly 6.4x10^8m.calcu
1. 1 answer
2. asked by Hannah
3. 649 views
an 80 kg physics student is riding the cajun cliffhanger. this ride had a diameter of 8.0m (u:0.06)the ride produces enough
1. 1 answer
2. asked by Maira
3. 863 views
which one of the following lunches provide a variety in both color and texture?A.Egg salad sandwhich, applesauce,celeery
1. 2 answers
2. asked by Nicole
3. 528 views
(10-3i)-(-7+6i)
1. 1 answer
2. asked by Lisa
3. 281 views
Given:H2 (g) + O2 (g) ⇌ H2O2 (g) K = 2.3 x 106 at 600 K 2 H2 (g) + O2 (g) ⇌ 2 H2O (g) K = 1.8 x 1037 at 600 K Calculate
1. 1 answer
2. asked by Claire
3. 815 views
How could i determine the apparent molal concentration of BaNO3 when the freezing point of the aqueous solution is -2.65 degrees
1. 1 answer
2. asked by Lexi
3. 527 views
I got a case study about a woman with ulcerative colitis and i need help finding information on UC and prednisone and
1. 1 answer
2. asked by laurel
3. 570 views
since action and reaction are exactly equal and oppositely directed,how is it possible for a net force to be acting on a body?
1. 1 answer
2. asked by The Ab
3. 415 views
Does the container ,size minutes and time different , to freeze cold water and hot water? And why?
1. 1 answer
2. asked by Sergio
3. 539 views
A bicycle wheel has a diameter of 26 inches. About how far will it travel in one revolution?
1. 3 answers
2. asked by nancy
3. 1,355 views
Is the grammar in this sentence correct and does it sound alright. Its a piece from my research paper.To give the roof that
1. 1 answer
2. asked by Kayden
3. 548 views
a volume of 50mL of a standard HCl solution is needed to neutralize 50 mL of 1x10-2 M NaOH. what volume of this HCl solution is
1. 1 answer
2. asked by Bianca
3. 919 views
Not sure where to go next. I need to solve this quadratic equation 7x^2-5=0.This is what I have so far, not sure where/what to
1. 1 answer
2. asked by dani
3. 1,162 views
Find the center, vertices, foci, and eccentricity of the ellipse.9x^2 + 4y^2 - 36x + 8y + 31 = 0 My answer was: center=(2,1)
1. 2 answers
2. asked by Abbey(Please help)
3. 744 views
Distance travelled in a week by sales staff employed by nationwide security firm is approximately normally distributed with a
1. 0 answers
2. asked by Anonymous
3. 828 views
Distance travelled in a week by sales staff employed by nationwide security firm is approximately normally distributed with a
1. 2 answers
2. asked by Ash
3. 567 views
Explain why the rate of a simple chemical reaction such asNO(g)+1/2O2(g)=NO2(g) is likey to be most rapid at the beginning of
1. 1 answer
2. asked by Kim
3. 453 views
To form a molecule with a trigonal bipyramidal electron geometry, what set of pure atomic orbitals must be mixed?The answer is
1. 1 answer
2. asked by Danielle
3. 1,036 views
What is the pH of the solution created by combining 12.90 mL of the 0.10 M NaOH with 8.00 mL of the 0.10 M HC2H3O2?
1. 1 answer
2. asked by jc
3. 485 views
How do you prove that a view of society in a book is more interesting than another book using a narratology element? How do
1. 0 answers
2. asked by Artemis
3. 466 views
Please help me solve this problem. I have a test tomorrow and I do not understand at all.Determine all solutions of the
1. 3 answers
2. asked by Mandy
3. 466 views
Find an equation of the ellipse with its center at the origin.center(0,0) foci(2,0)(-2,0) major axis=8 My answer is x^2/16 +
1. 1 answer
2. asked by Abbey(Please help)
3. 596 views
what mass of so2 is produced from the reaction between 31.5g of s8 and 8.65g of o2?I know how to find the limiting reagents and
1. 3 answers
2. asked by Jill
3. 2,449 views
I have a TI-83 graphing calculator. How do you graph a polar equation on this calculator. Also how would I graph lim 5/x-2 x-->2
1. 1 answer
2. asked by Abbey(Please help)
3. 598 views
I posted this problem earlier and you answered it for me. The teacher said the correct answer is 3+2y/7-4y. How is that the
1. 1 answer
2. asked by Scott
3. 614 views
at the top of a hill a rollercoaster has 67,500j of kinectic energy and 290,000j of potential energy. gradually the
1. 1 answer
2. asked by robbie
3. 583 views
For my environmental science reseaerch paper on coral reefs I wanted to copy this intro paragraph from my workbook:Coral reefs
1. 0 answers
2. asked by y912f
3. 1,085 views
Thank you very much for correcting my sentences. As I changed a few things, I wanted you to have a look at them.1) It is a
1. 2 answers
2. asked by Franco
3. 446 views
I forgot to include these sentences. I hope you can see them as well.1) Septimus Warren Smith, a World War I veteran suffering
1. 1 answer
2. asked by Franco
3. 399 views
S-35 (t1/2 = 87.4 d) is used in cancer research. The biological half-life in the human body is 90 days. What is the effective
1. 1 answer
2. asked by Anonymous
3. 448 views
What is the pH of the solution created by combining 12.20 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?with 8.00
1. 6 answers
2. asked by Amphee
3. 1,162 views
Provide recommendations on how to address the topic that you identified in the previous question.
1. 16 answers
2. asked by Priscilla Motsamai
3. 652 views
for the system of inequalities y >= 2x - 1 and y <= 3x - 1, which of the following statements best descibes the ordered pair
1. 1 answer
2. asked by tim
3. 714 views
What will the stopping distance be for a 3,000-kg car if -3,000 N of force are applied when the car is traveling 10 m/s?
1. 1 answer
2. asked by yolanda
3. 486 views
What does a high Boltzmann Distribution value indicate?
1. 0 answers
2. asked by anonymous
3. 482 views
In the redox reaction:4NH3(g)+3O2(g)-->2N2(g)+6H2O(l) the number of moles of electrons transferred is...
1. 1 answer
2. asked by Metia
3. 2,528 views
What is the pH of the solution created by combining 2.70 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00
1. 1 answer
2. asked by Ashley
3. 571 views
What is the pH of the solution created by combining 2.70 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00
1. 4 answers
2. asked by Ashley
3. 446 views
NH3(g) + 202(g) = HNO3(aq) +H2O (l)Is this reaction a combination, decomposition, single replacement, double replacment or
1. 6 answers
2. asked by Al
3. 873 views
2H20(l) = 2H2 (g) +O2 (g)For the above, if 1.50 mg of water is decomposed, what mass of hydrogen is procduced? (1 Mg=10^6g=1
1. 3 answers
2. asked by Carli
3. 855 views
Fixed points of f?f(x) = x^2+13/12x - 1/2 a) use algebra to find the fixed points and classify them. b) use the gradient
1. 2 answers
2. asked by Chamberlain
3. 613 views
I have done all the leg work I was just wondering if some1 could let me know how I did is all.1- The process of breaking a
1. 2 answers
2. asked by B B
3. 489 views
I'm extremely sorry for letting you check a sentence which didn't make sense at all. I hope you can have a look at them now.1)
1. 1 answer
2. asked by Franco
3. 435 views
sandstone contains 30% by weight of CaCO3, and the remaining is SiO2. 1g is dissolved in 200ml of 1 mol per litre of HCL...what
1. 1 answer
2. asked by wills
3. 513 views
sandstone contains 30% by weight of CaCO3, and the remaining is SiO2. 1g is dissolved in 200ml of 1 mol per litre of HCL...what
1. 1 answer
2. asked by wills
3. 499 views
Can someone please help me solve this equation?Solve the equation in the interval [0°, 360°). csc θ = 1 + cot θ
1. 1 answer
2. asked by Dee
3. 574 views
The Ruby Throated Hummingbird has a resting heart rate of 250 beats per minute. When it is threatened or chased, it's heart rate
1. 0 answers
2. asked by Dee
3. 566 views
what principle was ocerturned in Brown v Board of education?
1. 0 answers
2. asked by cornelius
3. 1,066 views
The Ruby Throated Hummingbird has a resting heart rate of 250 beats per minute. When it is threatened or chased, it's heart rate
1. 0 answers
2. asked by Dee
3. 284 views
can u tell me what formula i should be using to answer this question?If a stone falls past a bird on a ledge moving at 4 m/s,
1. 0 answers
2. asked by me
3. 400 views
The process of naming broad product-markets and then segmenting them in order to select target markets and develop suitable
1. 0 answers
2. asked by pri
3. 1,148 views
a.A normal distribution is any distribution that is not unusual
1. 2 answers
2. asked by Mercede
3. 348 views
What is this in Spanish:You get dressed at 8 o'clock. Te vistes a las ocho. ? Is this the correct translation? If not, then what
1. 4 answers
2. asked by Aly
3. 2,328 views
Oh gosh... I need help, with like everything...[Show all work] Aluminum nitrite & ammonium chloride react to form aluminum
1. 2 answers
2. asked by Nikki
3. 776 views
Create a 12- to 15-slide Microsoft® PowerPoint® presentation addressing the following points:o Explain ways to debunk three of
1. 2 answers
2. asked by scooby
3. 635 views
Which point is a solution of the inequality 1/2x - 4y <= 4?a) (10,0) b) (0,-2) c) (4,-2) d) (0,-1) and the answer i picked was d
1. 2 answers
2. asked by letes
3. 396 views
How many 3 letter arrangements can you make while making the first and the third letter one of the 21 constants and the middle
1. 0 answers
2. asked by dora
3. 493 views
A spherical convex mirror has a radius of curvature of magnitude of 20cm. At what distance from the mirror should an object be
1. 0 answers
2. asked by jane
3. 679 views
If you needed 2.50g of CuSO4 for a reaction but only had CuSO4 * 5H2O available, how many g would you need to use to get the
1. 1 answer
2. asked by Danny
3. 642 views
Find a rule. Write the rule as an equation.Input X 12, 47, 9 Output Y 32, 67, 29 Rule:____________ Equation:_______________
1. 0 answers
2. asked by Levi
3. 1,337 views
what is canada's gdp and what is japan's gdp ? please answer this question. thank you:) ^-^ :) :) ^-^
1. 1 answer
2. asked by binah
3. 511 views
x squared-13x+36/x-9 equals what dividing polynomials
1. 0 answers
2. asked by darion
3. 453 views
of 28 and a quotient of 8?
1. 1 answer
2. asked by erin
3. 329 views
what are some of the things someone should consider when or before voting for a particular government or party at election time?
1. 1 answer
2. asked by jameela
3. 338 views
Two questions...1. What held office for one year to prevent abuses of power? 2. What keeps one part of a government from
1. 0 answers
2. asked by Hannah
3. 513 views
How many 3 letter arrangements can you make while making the first and the third letter one of the 21 constants and the middle
1. 1 answer
2. asked by chidora
3. 546 views
An element crystallizes in a body-centered cubic lattice. The edge of the unit cell is 3.5 Angstrom, and the density of the
1. 3 answers
2. asked by Anna
3. 1,168 views
Whether A dissolves in B depends on a [imbalance, balance] between favorable entropy and favorable enthalpy.One of the two
1. 1 answer
2. asked by Ana
3. 1,153 views
Could someone help me interpret this poem?ThanksNature's first green is gold, Her hardest hue to hold. Her early leafs a flower;
1. 1 answer
2. asked by Shadow
3. 533 views
This is one sentence which I am having a bit difficulties on. It contains too much wordiness from my outlook.Proper sitting and
1. 2 answers
2. asked by Sara
3. 538 views
of 28 and a quotient of 8?
1. 1 answer
2. asked by erin
3. 188 views

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