Archives
2012
February

Questions Asked on February 26, 2012

Derive the general heat conduction equation in cylindrical coordinates by applying the first law to the volume element.
1. 1 answer
2. asked by Farant
3. 2,103 views
ms. gries is an athlete. she is skis every day for 5 days. she skis for 1 1/2 hours for her first day and increases her time by
1. 1 answer
2. asked by Savanna
3. 454 views
Bhu had $48, but received $100 as a birthday gift and used the money to pay off her debt. She spent half of the money on a gift
1. 1 answer
2. asked by Gabriel
3. 619 views
25.0 ml of a 0.100 M solution of the weak acid, CH3OOH is titrated with a 0.10 M solution of the strong base, NaOH. Calculate
1. 1 answer
2. asked by ASood
3. 622 views
The major emphasis of Movement programs for young children is the development of concepts. In what three major categories are
1. 3 answers
2. asked by DE
3. 469 views
how would you solve:(t-2)(3t-1)(4t+3)-(2-t)(2-t)(t+5)
1. 0 answers
2. asked by martha
3. 327 views
children should not be served drinks in containers made ofa( Styrofoam c) treated ceramic B) uninsulated d) stainless steel
1. 2 answers
2. asked by Catherine
3. 424 views
97 students take history and 124 take English. re of the students take both. What is the total # taking both classes.
1. 0 answers
2. asked by Susan
3. 525 views
need some articles related to this topic.plese provide me some links.
1. 1 answer
2. asked by zehra jawed
3. 438 views
Writeacher, I'd like you to check questions from 1 to 4 and improve them. Thank you very much.1) Give a detailed description of
1. 1 answer
2. asked by Henry2
3. 618 views
Associated press Online provided information from a fiscal analyst stating that during the past 20 years, the average after-tax
1. 1 answer
2. asked by Ela
3. 526 views
In a deck of 52 cards there are 13 hearts. If 3 are drawn from the deck, without replacement, what is the probability that all 3
1. 1 answer
2. asked by Jane
3. 1,002 views
When struck with hammer a turnng fork vibrates back and forth 230 times every second. What is the wavelength of a sound wave
1. 1 answer
2. asked by naila
3. 460 views
After skiding down a snow-covered hill on an inner tube, Ashley is coasting across a level snowfield at a constant velocity of
1. 1 answer
2. asked by Angela
3. 8,620 views
Solve the equation. Provide an explanation please.s^2-7s+14=2
1. 1 answer
2. asked by Ari
3. 340 views
30 percent of the members of a health club are joggers. 55 percent of the joggers are female, and 60 percent of the non-joggers
1. 0 answers
2. asked by Cassie
3. 1,136 views
Find the derivative of f(x) = x^3
1. 1 answer
2. asked by Labiba
3. 349 views
the area of the first quadrant bounded by the y-axis, the line y=4-x, and the graph of y=x-cosx is approximately
1. 1 answer
2. asked by Alyssa
3. 647 views
An aqueous salt solution is formed by adding 11.67 g sodium sulfate (solute) to water (solvent). What mass (in g) of water is
1. 1 answer
2. asked by Alyssa
3. 643 views
the area of the first quadrant bounded by the y-axis, the line y=4-x, and the graph of y=x-cosx is approximately
1. 1 answer
2. asked by Alyssa
3. 2,536 views
Cocaine is a non-electrolyte that has a molecular weight of 303.4 g/mole. How many grams must be dissolved in 25.0 mL of
1. 1 answer
2. asked by Alyssa
3. 747 views
Divide 186 marbles between DON and ANDRE so that DON gets twice as many as ANDRE.:(
1. 2 answers
2. asked by Alyssa
3. 501 views
4. An object is being lifted to the top of building by a light inextensible rope with a tension of 20 N at an acceleration of
1. 1 answer
2. asked by Rai
3. 581 views
If csc theta = 2, then what is theta approximated to 4 decimal points?RADIANS
1. 1 answer
2. asked by Carter
3. 515 views
Explain if 2, 3 and 4cm could be side lengths of a right triangle.
1. 1 answer
2. asked by pia
3. 363 views
Give the formula for the conjugate base of each acid.a. HSO4- H2SO4- b. H3PO4 H4PO4 c. HPO42- H2PO42- d. HNO3 H2NO3
1. 2 answers
2. asked by krystal
3. 3,139 views
How would earth move if the sun including its gravity suddenly disappeared? Explain your answer.
1. 2 answers
2. asked by Cassie
3. 516 views
Water is amphoteric (can act as an acid or a base).a. Complete the chemical equation that shows water acting as a base. H2O +
1. 1 answer
2. asked by krystal
3. 751 views
Suppose the moon were closer to Earth. How would the force of gravity between Earth and the moon be different?
1. 1 answer
2. asked by Cassie
3. 754 views
Each lettter in the word UTICA was written on a slip of paper.One slip of paper was chosen without looking. Vowels are the
1. 1 answer
2. asked by gary
3. 534 views
1) The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the
1. 0 answers
2. asked by Hannah
3. 682 views
Solve for x if sin2x=cos(x+60 and x€ [-90,180].show all work details
1. 2 answers
2. asked by please help now
3. 2,785 views
Use the first principles definition to differentiate y = 5x^2. Please show all your work!
1. 0 answers
2. asked by Steph
3. 420 views
Which is the conjugate base of the bicarbonate ion, HCO3-?CO3 2-
1. 1 answer
2. asked by krystal
3. 1,094 views
In the reaction below:Increasing the concentration of Cl2 will _____ at equilibrium. HAVE NO EFFECT
1. 2 answers
2. asked by krystal
3. 2,567 views
what does this quote from jean arp "Soon silence will have passed into legend. Man has turned his back on silence. Day after day
1. 16 answers
2. asked by erika
3. 522 views
Could you maybe proofread over this essay I did on serial killers based on books I have read? Thanks!Jack The Ripper and Jeffrey
1. 4 answers
2. asked by Bryce
3. 570 views
In parallelogram TRIG, m∠R = 2x + 19 and m∠G = 4x - 17.What is m∠T
1. 1 answer
2. asked by miguel
3. 889 views
Explain how to calculate margin of error.What effect does increasing your sample size have on the margin of error? What effect
1. 0 answers
2. asked by Kelly
3. 505 views
3. how many lines of symmetry are in a 8-sided snowflake?10, 12, 8, 16 1. how many lines of symmetry are in a 6-sided snowflake?
1. 4 answers
2. asked by 12-year-old-poet
3. 1,980 views
Potassium nitrate is made by adding potassium chloride to hydrogen nitrate in the presence of oxygen gas. Along with the
1. 1 answer
2. asked by mark
3. 730 views
Suppose Caroline is a cinephile and buys only movie tickets. Caroline deposits $3000 in a bank acct that pays an annual interest
1. 2 answers
2. asked by nan
3. 1,059 views
30 percent of the members of a health club are joggers. 55 percent of the joggers are female, and 60 percent of the non-joggers
1. 0 answers
2. asked by Cassie
3. 456 views
A negatively charged balloon has 4.5 µC ofcharge. How many excess electrons are on this balloon? Answer in units of electrons
1. 0 answers
2. asked by ivan
3. 731 views
Calculate the net charge on a substance consisting of a combination of 8.9 × 1013 protons and 4.4 × 10 13 electrons. Answer in
1. 0 answers
2. asked by ivan
3. 573 views
A small cork with an excess charge of +7.0 µCis placed 0.16 m from another cork, which carries a charge of −3.2 µC. What is
1. 0 answers
2. asked by ivan
3. 672 views
If Gina cleans her room, then she will go to the mall.Which of these is logically equivalent to the given statement? Answer A.
1. 2 answers
2. asked by Anonymous
3. 635 views
Make a subtraction number pattern so that the second number is 40. Fill in the blanks for the all 6 numbers.
1. 2 answers
2. asked by Gabby ( 5 grade)
3. 596 views
At the beginning of the week, an electronics store took count of how many tvs and radios there were in the stockroom. The
1. 3 answers
2. asked by Jennie
3. 535 views
why don't hydrocarbons have hydrogen bonding?
1. 0 answers
2. asked by Nat
3. 415 views
I had to perform an experiment for rate of reaction.The point of the experiment was to show how changes in reactant
1. 1 answer
2. asked by Hannah
3. 1,698 views
I have to convert 1 minute 25 seconds into just seconds. Im not sure what to do.Thank you!!
1. 1 answer
2. asked by Hannah
3. 362 views
Thank you very much. I would like you to help me rephrase question 1, and check 2 and 3.1)Go over George Orwell's life focusing
1. 1 answer
2. asked by Henry2
3. 566 views
A line of charge with a uniform density of 36.3 nC/m lies along the line y = -14.8 cm, between the points with coordinates x = 0
1. 0 answers
2. asked by Anonymous
3. 625 views
A 1093 kg van, stopped at a traffic light, is hit directly in the rear by a 715 kg car traveling with a velocity of +2.38 m/s.
1. 1 answer
2. asked by Tom
3. 593 views
Calculate the electric field at a point 3.12 cm perpendicular to the midpoint of a 2.23 m long thin wire carrying a total charge
1. 0 answers
2. asked by Vanessa
3. 484 views
Find the area between the graph of f andthe x-axis over the interval [−4, 1] when f(x) = 4 + 4x. 1. Area = 34 sq. units 2.
1. 1 answer
2. asked by Hillcrest
3. 590 views
How many grams of PI3 could actually be produced from 250 g of I2 and excess phosphorous if the reaction gives a 98.5% yield?P4
1. 1 answer
2. asked by Anonymous
3. 1,871 views
Matt has a deck of 20 cards. Of these 15 are numbers cards and 5 face cards. What is the probability of drawing a number card
1. 2 answers
2. asked by Brandon
3. 500 views
12. A statistics student received a grade of 85 on a statistics midterm. If the corresponding zscore equaled +1.50, and the
1. 3 answers
2. asked by tim
3. 896 views
Need help figuring out which word goes in the blank out of this, that, these, or those. The sentence is: "Let's exchange
1. 2 answers
2. asked by Brandi
3. 432 views
discuss the legal and enthical constrains expressed by businesses in zimbabwe.
1. 1 answer
2. asked by 389389
3. 366 views
A 750.0 N man, carrying a 1.9 kg physics textbook, stands at the center of a frozen pond of radius 9.0 m. He is unable to get to
1. 0 answers
2. asked by Joe
3. 672 views
The position of a particle moving along the x-axis is given by x = 3.49t2 – 2.21t3, where x is in meters and t is in seconds.
1. 0 answers
2. asked by MARÝA
3. 527 views
Statement 1: “If she is stuck in traffic, then she is late.”Statement 2: “If she is late, then she is stuck in traffic.”
1. 2 answers
2. asked by Anonymous
3. 980 views
What is the scientific notation for 15 x 10 to the 5th?
1. 1 answer
2. asked by Grant
3. 374 views
Writeacher, I'd like you to help me check this paragraph. Thank you.1) We are urgently looking for an English school, which is
1. 1 answer
2. asked by Henry2
3. 556 views
Calculate pH for strong base solution: 15.0 mL of 1.20×10^−2 M Ca(OH)2 diluted to 460.0 mL
1. 1 answer
2. asked by jeff
3. 501 views
A spring is mounted horizontally. A crate which has a mass of 8.5kg is pressed against the spring with a force of 350N. As a
1. 1 answer
2. asked by James
3. 1,216 views
If you can show me an example of one problem, I have no idea how to approach this.Calculate where the number 40.67 came from.
1. 1 answer
2. asked by Angel
3. 560 views
We had to write a conversation in Spanish between a clerk and me wanting to buy pants I wanted them to be loose and I had to pay
1. 4 answers
2. asked by Tom
3. 622 views
-5r/x-9 - -8/x-9
1. 3 answers
2. asked by Justin Su
3. 347 views
A mixture formed by adding 55.0 mL of a 1.5x10^-2 M HCl to 140 mL of 1.0x10^-2 M HI.How do you calculate the pH for this
1. 2 answers
2. asked by brad
3. 1,868 views
In its first month of operations, Cisler Company made three purchases of merchandise in the following sequence:(1) 300 units at
1. 1 answer
2. asked by Casey
3. 1,116 views
A person does 250 joules of work in pulling back the string of an archery bow. What is the initial speed of a 0.25-kilogram
1. 0 answers
2. asked by Anonymous
3. 622 views
The time is now between 3 and 4 o'clock. Fifty-four minutes ago, the number of minutes past 2 o'clock was twice the number of
1. 0 answers
2. asked by mark ,I need help
3. 596 views
calculate the pH of 20.00mL of 2.00 M HCl diluted to 0.500 L
1. 1 answer
2. asked by Colin
3. 1,139 views
20.The sponsor of a local soccer tournament is responsible for writing an article for the local paper announcing the 151, 2nd,
1. 0 answers
2. asked by tim
3. 463 views
romeo and Juliet Act 1 scene 3 questions:1. what impression does the audience get of Juliet in this scene? 2.what impression
1. 2 answers
2. asked by patrik
3. 1,474 views
Verify the identities by transforming the left-hand side into the right-hand side. Show work.(tan^2X)/(1-cos^2x)= sec^2x HELP
1. 1 answer
2. asked by Carter
3. 715 views
How many milliliters of a 5.0 M H2SO4 stock solution would you need to prepare 132.0 mL of 0.21 M H2SO4?
1. 1 answer
2. asked by Anonymous
3. 847 views
Working on this for a couple of hours, any help?Input -output matrix F S C F .1 0 .2 S .2 .1 .4 C 0 0 .1 F= Food S=Shelter
1. 0 answers
2. asked by MV
3. 455 views
Ted put several different integers in order from least to greatest. He then put the same integers in order from greatest to
1. 1 answer
2. asked by Anonymous
3. 682 views
Give 2 examples of how your life might be different if these freedoms and rights were not protested.
1. 2 answers
2. asked by Gabby ( 5 grade)
3. 462 views
When the Constitution was being ratified by thestates, why did many Americans want these freedoms and rights protected by the
1. 1 answer
2. asked by Gabby ( 5 grade)
3. 457 views
Ted put several different integers in order from least to greatest. He then put the same integers in order from greatest to
1. 1 answer
2. asked by Anonymous
3. 734 views
You mix 55 mL of 1.00 M silver nitrate with 25 mL of 0.81 M sodium chloride. What mass of silver chloride should you form?
1. 1 answer
2. asked by salena patel
3. 2,793 views
Derive the following formulas using Taylor series and then establish the error terms for each.f'(x) approx=
1. 0 answers
2. asked by Dan
3. 469 views
Writeacher, I need you to check a paragraph I wrote some time ago. You revised just part of it. Thank you.1)Speaker 4 has had
1. 2 answers
2. asked by Henry2
3. 571 views
having problem solving(3-x)/(7-x)=4/(x-7)
1. 0 answers
2. asked by Lavern
3. 794 views
An arithmetic n geometric sequence have the same first term 2.with the 2nd term x. the sum of the 3rd term of the AS is equal to
1. 1 answer
2. asked by simphiwe
3. 623 views
Please give me 2 more reasons of how totem poles and history books are the same or similar.Thank You Very Much!!!!!!!!
1. 5 answers
2. asked by Gabby ( 5 grade)
3. 466 views
In this unit we have worked with scores and their locations within a distribution. This discussion is designed to get you to
1. 0 answers
2. asked by john
3. 669 views
According to Paine, how has our connection to England made the American colonies weaker in a military-political sense?
1. 0 answers
2. asked by Anonymous
3. 416 views
in a geometric sequence the first term is 48 and the fifth term is 3-Find the first 5 terms
1. 1 answer
2. asked by simphiwe
3. 606 views
A customer is buying a $100 drill and two $15 drill bit sets. The customer uses a gift card worth $50 to pay for a portion of
1. 2 answers
2. asked by Anonymous
3. 475 views
What is a process that could cause an unconformity?
1. 1 answer
2. asked by Linda
3. 1,123 views
If very small concentrations of NaCl and AgNO3 are mixed, no precipitate forms. However, if large concentrations are mixed, a
1. 1 answer
2. asked by Sarah
3. 736 views
1. If 3x^2+2xy+y2=2 then the value of dy/dx x = 1 isA. -2 B. 0 C. 2 D. 4 E. not defined
1. 4 answers
2. asked by Taeyeon
3. 20,609 views
The width of a rectangular field is 8 feet shorter than its lenght, if l represents lenigh, write an eguation in terms of l for
1. 1 answer
2. asked by hailey
3. 460 views

Back to February 2012

Ask a New Question

Archives
Contact Us
Newest
Privacy Policy
Terms of Use
© 2024