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2012
January

Questions Asked on January 16, 2012

Silver chloride, AgCl, would be least soluble inA.1.0M HCl B.1.0M NaNO3 C.1.0M ZnCl2 D.1.0M AgNO3 and why? thx
1. 2 answers
2. asked by saphire
3. 7,701 views
A mixture weighing 7.290 mg contained only cyclohexane, C6H12 (FM 84.159), and oxirane, C2H4O (FM 44.053). When the mixture was
1. 5 answers
2. asked by RJ
3. 6,699 views
Q4) Suppose you prepare 950 mL of a solution by dissolving 100 grams of NaCl in 900 mL of water. Assuming the density of pure
1. 1 answer
2. asked by lyan
3. 1,403 views
Solve for x, given that ABCD is an isosceles trapezoid, AC = 2x + 12, and BD = 4x - 30.
1. 1 answer
2. asked by Octaisha
3. 2,770 views
find the cost of 100g rice at 95p per halfkg
1. 16 answers
2. asked by Anonymous
3. 3,372 views
With your understanding of bone and muscle tissue (cells and the extracellular material) discuss two lifestyle factors (one for
1. 0 answers
2. asked by Lynn
3. 453 views
you have been asked to help build a rectangular play area at the new tracy elementary school. you arrive at the site eager to
1. 2 answers
2. asked by Zeus
3. 461 views
Describe a hypothesis related to the area of psychology in which you are predicting an interaction. Describe the specific nature
1. 1 answer
2. asked by Bonnie
3. 541 views
What was the Invention Purpose of the Railroads?And also Railroads I am a bit confused does it relate to the tracks or the
1. 1 answer
2. asked by Vilvane
3. 597 views
what are the physiological benefits of eating breakfast.what are the physiological occurances or causes of fainting (syncope).
1. 0 answers
2. asked by Katie
3. 387 views
Hello Jiskha-hope you can help me here!A straight road to the top of a hill is 2500 feet long and makes an angle of 12 degrees
1. 1 answer
2. asked by lola
3. 1,098 views
Two small spheres of mass 451 g and 695 g are suspended from the ceiling at the same point by massless strings of equal length
1. 5 answers
2. asked by amanda and leah
3. 2,171 views
In 2008 output for the country of OZ was 12,000 tons of potatoes and the total labor force 1,100 workers. In 2009 output for the
1. 1 answer
2. asked by Susan
3. 485 views
If 26% is 180, what is 50%?
1. 1 answer
2. asked by awesome person
3. 338 views
I have a couple of these and cannot locate directions I can understand-please help! Draw the graph of y=3cos(2x) for 0< or= x <
1. 1 answer
2. asked by lola
3. 439 views
What does civic stewardship mean??
1. 3 answers
2. asked by Anonymous
3. 405 views
the headlamp and 2 identical tail lamp are conected in paralel to batery with unknown internal resistancs.headlamp resistance
1. 1 answer
2. asked by queen
3. 462 views
What is the hourly minimum wage in the state of Illinois please? Please refer me to the dollars and cents amount.
1. 3 answers
2. asked by Paco
3. 431 views
Find the area and perimeter of a rectangle for which (– 2, 2), (7,2), and (7, – 3) are three of the vertices. What is the
1. 1 answer
2. asked by shirley
3. 671 views
what is the standard form of 2.4*10 to the fourth power
1. 2 answers
2. asked by lila
3. 1,540 views
A block starts at rest and slides down a fric- tionless track. It leaves the track horizontally, flies through the air, and
1. 1 answer
2. asked by Olivia
3. 1,782 views
If a sample of C6H4(CH3)2 is found to contain 3.54 * 10^26 CH3 groups how many moles of C6H4(CH3)2 molecules are present?C6H4(CH
1. 1 answer
2. asked by Kyle
3. 413 views
If company A has an excess amount of glove they are willing to sell for a flat rate of 79.95. and company B has gloves they will
1. 2 answers
2. asked by Georgianna
3. 470 views
At the top of a frictionless inclined plane, a .50 kilogram block of ice possesses 6.0 joules of gravitational potential energy
1. 3 answers
2. asked by Gonzalez
3. 3,616 views
To the nearest tenth, what's the distance between the points k(7,-10) and M (1,4)
1. 1 answer
2. asked by nikki
3. 1,079 views
Using scissors to cut a rectangular piece of paper from one corner ro the opposite corner. The cut is 36 cm long and makes a 34
1. 2 answers
2. asked by lola
3. 766 views
A recently released film has its weekly revenue given byWhere R(x) is in million of dollars and x is in weeks. (a) Find the
1. 0 answers
2. asked by ninot
3. 574 views
A car traveling in a straight line has a velocity of +8.5 m/s. After 3.5 s, its velocity is +9.0 m/s. What is the car's average
1. 1 answer
2. asked by Anonymous
3. 476 views
A physics student throws a softball straight up into the air. The ball was in the air for a total of 6.16 s before it was caught
1. 2 answers
2. asked by Anonymous
3. 3,448 views
A physics student throws a softball straight up into the air. The ball was in the air for a total of 6.16 s before it was caught
1. 1 answer
2. asked by Anonymous
3. 876 views
Journals differ from magazines in that they'reA. available by subscription. B. sources of academic research not intended for the
1. 4 answers
2. asked by Heather
3. 438 views
It's important to include references in your research paper because referencesA. give credit to authors. B. are required on most
1. 4 answers
2. asked by Heather
3. 567 views
Which of the following keyword searches should retrieve the most results in an online database?A. Beta B. Beta OR blockers C.
1. 2 answers
2. asked by Heather
3. 701 views
A .25 g chunk of sodium metal is cautiously dropped into a mixture of 50g of water and 50 g of ice both at 0 C 2Na(s) + 2h2o(l)
1. 0 answers
2. asked by Adriths
3. 660 views
Why can't you pull two phone books apart that have each of their pages one on top of the other?
1. 0 answers
2. asked by Blake
3. 330 views
1. Journals differ from magazines in that they'reA. available by subscription. B. sources of academic research not intended for
1. 4 answers
2. asked by Heather
3. 795 views
Automated chemical synthesis of DNA has made it possible to custom-order moderate length DNA sequences from commercial
1. 1 answer
2. asked by Erica
3. 584 views
HiI'm Having a problem with a question in the application of the maximum and minimum (derivative) I want to prove that the
1. 0 answers
2. asked by yousif
3. 426 views
I urgently need you to check these sentences I need to hand in for tomorrow and a few words.1) knee-high socks, knee socks Are
1. 0 answers
2. asked by Henry2
3. 443 views
Write the first expression in terms of the second if the terminal point determined by the t is in the given quadrant:sin t, cos
1. 1 answer
2. asked by Molly
3. 779 views
what is the consumer price index?
1. 2 answers
2. asked by celiah
3. 432 views
is skinny jeans masculine femine or neuter
1. 2 answers
2. asked by rheanna
3. 474 views
how do I find this without a calculator? sin 90 degrees?
1. 2 answers
2. asked by lola
3. 491 views
2cos^2(x) = 13sinx - 5How do i solve for x? I think i have to use the sin^2x + cos^2x = 1, but I'm not sure how to use that. I
1. 2 answers
2. asked by Savannah
3. 1,127 views
15g of calcium is mixed with 36g of ethanoic acid.identify the limiting regent.
1. 1 answer
2. asked by Anonymous
3. 399 views
What would a careful researcher ask about a Web site called "Facts about pesticides and health" published by the Coalition for a
1. 1 answer
2. asked by Heather
3. 568 views
If you have swam one lap in a swimming pool, that means you have swam from one end to the other and back. In 3 h, a swimmer
1. 2 answers
2. asked by lauren
3. 1,178 views
Write the polynomial in simplest form with roots 4, 5i and -5i(multiply it out so no parentheses remain(x-4)(x+5i)(x-5i)(NOT
1. 1 answer
2. asked by Graham
3. 946 views
write a small paragh about caravan
1. 3 answers
2. asked by zavier
3. 492 views
(1-2i)/(2+3i) Do I multiply both the numerator and denominator by 2+3i?
1. 1 answer
2. asked by lola
3. 348 views
4. Which of the following would be the best way to get to a list of encyclopedias that are available on the Web?A. Search a
1. 1 answer
2. asked by Heather
3. 523 views
6. To avoid plagiarism in your written research paper, you must provide a citation for which of the following?A. The United
1. 1 answer
2. asked by Heather
3. 450 views
How much energy is needed to increase the temperature of 500g of lead from 20 degrees celcius to 45. The specific heat heat
1. 1 answer
2. asked by chester
3. 1,294 views
I need to solve this and am not sure how to approach?Do I first find for the sum of the first 2 terms? (x-2)/(x) + (1/2)=
1. 1 answer
2. asked by lola
3. 351 views
11. You're writing a paper on exercise and health, so you enter "exercise and health" in a keyword search to find articles in a
1. 1 answer
2. asked by Heather
3. 1,154 views
12. When books are arranged in correct order on the shelves by call number, which of the following call numbers will be first?A.
1. 0 answers
2. asked by Heather
3. 396 views
Please let me know if I understand this correctly.Find the slope and the y-intercept of each equation: 1)y-9x= 1/2 +9x= 1/2 + 9x
1. 2 answers
2. asked by Kate
3. 561 views
I need to answer an essay question for science and I wanted to make sure of something first. The essay question is- What
1. 1 answer
2. asked by Reed
3. 1,080 views
Q3) Consider a 10 L container at 0 oC with 40 grams of He and 40 grams of Ar gases:a) Calculate the partial pressure of Ar in
1. 1 answer
2. asked by lyan
3. 430 views
Let f be the function defined by f(x)=xe^(1-x) for all real numbers x.:a. Find each interval on which f is increasing. b. Find
1. 1 answer
2. asked by Anonymous
3. 3,055 views
What weight of sample containing 8.00 % Fe3O4 must be taken to obtain a precipitate of Fe(OH)3 that, when ignited to Fe2O3,
1. 1 answer
2. asked by Yuki
3. 616 views
What does it mean to evaluate the information that is revealed about a news sources? I am doing a assignment on compare and
1. 5 answers
2. asked by Jazmyne
3. 635 views
What is the net ionic equation for this reaction?2MnO4 (aq) + 5H2C2O4 (aq) + 6H(aq)----->10CO2 (g) + 2Mn(aq) + 8H2O(l)
1. 1 answer
2. asked by Sara
3. 1,085 views
â€œRotorâ€� is a ride found in many amusement parks that consists of a hollow cylindrical room (roughly 8 ft in radius)
1. 1 answer
2. asked by TAG
3. 550 views
Imagine that you are designing a circular curve in a highway that must have a radius of 330 ft and will carry traffic moving at
1. 0 answers
2. asked by TR
3. 1,188 views
how many kilojoules of heat are absorbed when 1.00 L of water is heated from 18C to 85C? density of water is 1.0 g/ml
1. 7 answers
2. asked by Skye
3. 4,053 views
A car is traveling counterclockwise along a circular bend in the road with an effective radius of 200 m. At a certain instant,
1. 0 answers
2. asked by TR
3. 440 views
Imagine that a person is seated in a chair that is suspended by a rope that goes over a pulley. The person holds the other end
1. 1 answer
2. asked by T
3. 1,136 views
While John is traveling along an interstatehighway, he notices a 166 mi marker as he passes through town. Later John passes a
1. 2 answers
2. asked by anon
3. 556 views
A 32 kg child puts a 15 kg box into a 12 kg wagon. The child then pulls horizontally on the wagon with a force of 65 N. if the
1. 3 answers
2. asked by T
3. 911 views
1/4 * 1/2 =4D
1. 2 answers
2. asked by kirsten
3. 188 views
consider the collection of all rectangles that have lengths 2in. less than twice their widths. find the possible widths(in
1. 1 answer
2. asked by Mary
3. 2,462 views
If 16% of the
1. 0 answers
2. asked by Victoria
3. 227 views
0.15x+55>0.10x+80 how do i work this out?
1. 2 answers
2. asked by brenda
3. 426 views
An 88kg fisherman jumps from a dock into a 131kg rowboat at rest on the west side of the dock. If the velocity of the fisherman
1. 2 answers
2. asked by Bruce
3. 1,269 views
Cannot get this solution!!! (x-2)/(x) + (1/2)= (x+1)/(x-2)
1. 2 answers
2. asked by lola
3. 280 views
what are some good compounds(salts, acids,/bases) that are good conductors when dissolved in h2o
1. 4 answers
2. asked by chemistry
3. 401 views
A jet travels at 434 m/s.How long does it take to travel 294 m? Answer in units of s
1. 1 answer
2. asked by anon
3. 482 views
While John is traveling along an interstatehighway, he notices a 166 mi marker as he passes through town. Later John passes a
1. 2 answers
2. asked by anon
3. 660 views
A sound wave, traveling at 348m/s, is emittedby the foghorn of a tugboat. An echo is heard 1.99 s later. How far away is the
1. 3 answers
2. asked by anon
3. 438 views
Suppose that you invest $1583 in an account that earns interest at an APR of 6.7%, compounded continuously. Determine the
1. 1 answer
2. asked by Anonymous
3. 477 views
A triangle has an area of 20 inches squared. Every dimension of the triangle is multiplied by a scale factor, and the new
1. 4 answers
2. asked by Anonymous
3. 1,827 views
A coin is tossed three times. If heads appears on all 3 tosses, Mary will win $16. If heads appears on 2 of thetosses, she will
1. 1 answer
2. asked by Claudia
3. 1,227 views
3. Discuss the graph of y=x/3+2+3/x. Determine the values of x for which the graph isa. Continuous b. Rising c. Falling d.
1. 2 answers
2. asked by Anonymous
3. 495 views
f(x)=x2+2x-5
1. 2 answers
2. asked by bryan
3. 221 views
A car sits at a red light. Once the light turns in green, the driver accelerats at a rat of 3.5m/s^2. How far has the car moved
1. 1 answer
2. asked by Tracy
3. 476 views
If 0.8000 g of a mineral yields 0.2400 g of NaCl + KCl, and this mixture contains 58.00% of Cl, what is the percentage of Na2O
1. 1 answer
2. asked by Rafael
3. 555 views
In the gravimetric determination of barium as BaCrO4, what weight of sample must be taken so that the weight of the precipitate
1. 2 answers
2. asked by Ariel
3. 598 views
Man in the vat problem. Long ago, a workman at a dye factory fell into a vat containing a hot concentrated mixture of sulfuric
1. 1 answer
2. asked by Maxine
3. 4,815 views
An antacid tablet weighing 3.084 g was dissolved and diluted to 100.0 mL in a volumetric flask. A 25.00-mL aliquot was removed
1. 1 answer
2. asked by Rika
3. 1,020 views
I have a box that is 15cm-wide, 10cm-long, and 3cm- wide. To get it's volume I would add all the sides.Thanks
1. 1 answer
2. asked by Candice
3. 663 views
explaining how a new office would be set up
1. 1 answer
2. asked by Kimberly
3. 281 views
A stationary mass of 10 kg disintegrates explosively, with the evolution of 4.2*10^5 J,into three parts, two having equal masses
1. 0 answers
2. asked by rikki
3. 524 views
At the opening of A Separate Peace, the narrator returns to the Devon Schooltwo years after graduation. to become a teacher at
1. 1 answer
2. asked by Anonymous
3. 721 views
what are the physiological benefits of eating breakfast.what are the physiological occurances or causes of fainting (syncope).
1. 0 answers
2. asked by Katie
3. 440 views
A car traveling at 60km/h. It then accelerates at 3.6m/s^2.How long does it take to reach a new speed. How far does it travel
1. 3 answers
2. asked by please help!!!
3. 711 views
I do not understand how to measure the volume of a star shape medallion. I think I would multiply all the stars on the
1. 0 answers
2. asked by Thomas
3. 390 views
bob bender need to buy fertilizer and fencing for his vegetable garden.his square garden measure 10 feet on each side.the
1. 3 answers
2. asked by Anonymous
3. 894 views
Explain why water (H2O) boils at 100 oC whereas H2S boils at -61 oC, even though sulfur has a higher atomic weight than oxygen.
1. 2 answers
2. asked by lyan
3. 704 views
Q1) A solution of ascorbic acid (C6H8O6, Formula mass = 176 g/mol) is made up by dissolving 80.5 g of ascorbic acid in 210 g of
1. 2 answers
2. asked by lyan
3. 1,653 views

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