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2011
January

Questions Asked on January 17, 2011

Suppose that Maria has 140 coins consisting of pennies, nickels, and dimes. The number of nickels she has is 9 less than twice
1. 3 answers
2. asked by Brittney
3. 1,232 views
the slogan "got milk'. Ido not the what this question means. can tell me the answer please thank you,
1. 1 answer
2. asked by Mary
3. 414 views
75% of the active volcanoes are found along the west coast of N. America and east coast of Asia to New Zealand and is often
1. 2 answers
2. asked by janet
3. 535 views
A proton is released from rest in a uniform electric field which is directed along the x axis and of magnitude E=2*10exponent5
1. 2 answers
2. asked by Joel
3. 728 views
what is the solution sets of the followinga) 2x^-7x-5 b)5y^-16y+3 c)10x^+5y-6 d)10x^-13x+4 e)12y^-11y-5 f)10c^-21c+9 g)3m^+5m-2
1. 3 answers
2. asked by Mohamed shiko
3. 635 views
Titanium is used in airplane bodies because it is strong and light. It has a density of 4.55 g/cm^3. If a cylinder of titanium
1. 2 answers
2. asked by Maria
3. 2,475 views
a kilogram of aluminum metal and a kilogram of water are each warmed to 75 degree celisus and placed in two identical insulated
1. 1 answer
2. asked by Sammy
3. 473 views
Two points charges of 2uC and -6uC are located at the position(0.0)m and (0.3)m.Calculate the total electrical potential at the
1. 1 answer
2. asked by Joel
3. 1,329 views
can this be written using "i" ?(-1 + √(-11)) / (2) i know that √-1 becomes + or - i
1. 2 answers
2. asked by Amy
3. 299 views
(3x-4)e^x2-6=0
1. 1 answer
2. asked by Zukii
3. 312 views
rotate the axes and eliminate the xy term of 3(x^2)+2xy+3(y^2)-8
1. 1 answer
2. asked by maddie
3. 339 views
On average, earth's crust contains about 8.1% aluminum by mass. If a standard 12-ounce soft drink can contains approximately
1. 7 answers
2. asked by Maria
3. 6,819 views
rotate the axes and eliminate the xy term of 3(x^2)+2xy+3(y^2)-8
1. 0 answers
2. asked by maddie
3. 340 views
is 10*10exponent -3 a scientific notation?
1. 1 answer
2. asked by Joel
3. 373 views
The morrison family bought a car for $22,000 which was financed at $600 per month for 40 months. The down payment was $3,000.Wha
1. 3 answers
2. asked by Princess
3. 598 views
a kilogram of aluminum metal and a kilogram of water are each warmed to 75 degree celisus and placed in two identical insulated
1. 1 answer
2. asked by Sammy
3. 522 views
Please help me with thisIf 2/3 of N is 4, then 1/2 of N is:
1. 2 answers
2. asked by Becki
3. 7,889 views
a kilogram of aluminum metal and a kilogram of water are each warmed to 75 degree celisus and placed in two identical insulated
1. 3 answers
2. asked by Sammy
3. 867 views
A block weighing 6.8 N requires a force of 2.9 N to push it along at constant velocity.What is the coefficient of friction for
1. 2 answers
2. asked by cole
3. 596 views
The monthly cost of driving a car depends on the number of miles driven. Lynn found that in May it cost her $410 to drive 300 mi
1. 2 answers
2. asked by Ethan
3. 1,053 views
I had to simplify the expression: -5exponent2(squared) I got the answer of 25 wrong. Why is that wrong?
1. 4 answers
2. asked by Julie
3. 444 views
I need help with this problem.Jason's credit cards beginning unpaid balance for August is $2,000. During the August billing
1. 1 answer
2. asked by Princess
3. 537 views
I need a plausible solution to genocide.
1. 2 answers
2. asked by Jessica
3. 330 views
(abc)^0
1. 3 answers
2. asked by Julie
3. 309 views
A box of mass 65 kg hangs motionless from two ropes, as shown in the diagram above. The angle is 40 degrees. Choose the box as
1. 0 answers
2. asked by freddy
3. 1,195 views
A commercial airplane has a takeoff speed of about 300 km/h. What si the takeoff speed in mi/h?
1. 1 answer
2. asked by Lexi
3. 476 views
Solve: 3x-2y=10 2x+3y=-2Graph: Substitution: Elimination: Show Your work! (I can'tfigure out how to graph it and when i used
1. 1 answer
2. asked by Darryl
3. 705 views
Solve: 3x-2y=10 2x+3y=-2Graph: Substitution: Elimination: Show Your work! (I can'tfigure out how to graph it and when i used
1. 1 answer
2. asked by Darryl
3. 706 views
which is the symbol for the following monatomic ion?8 protons and 10 electrons
1. 1 answer
2. asked by Maria
3. 1,052 views
Calculate the total mass of gold needed to react with 4200g of chlorine to make 7112g of gold(iii) chloride?
1. 1 answer
2. asked by naseeb
3. 518 views
Two electrostatic point charges of +60.0 uC and +50.c uC exert a repulsive force on each other of 175 N. What is the distance
1. 2 answers
2. asked by Pablo
3. 1,526 views
if the greatest acceleration force which may be be applied to a vehicle is numerically equal to its weight, find a the least
1. 1 answer
2. asked by tennesha greene
3. 458 views
Triangle PQR has vertices P(0,12) Q(7,11) ans R(-2,2) Find the eaquation of the triangles median through point Q
1. 2 answers
2. asked by timmy
3. 535 views
factor 6x^2-1
1. 1 answer
2. asked by Ethan
3. 267 views
how do you make a phytoplankton at home
1. 0 answers
2. asked by tara
3. 314 views
ms. buxx invested a total of $2000 in two savings accounts. The first account pays 3% interest per year and the second account
1. 4 answers
2. asked by kevin
3. 3,813 views
Omar wants to buy a double scoop ice cream cone. His favorite flavors are vanilla, strawberry, raspberry and chocolate. A
1. 1 answer
2. asked by meghan
3. 501 views
Methanol, CH3OH, a colorless, volatile liquid, was formerly known as wood alcohol. It boils at 65.0C and has a heat of
1. 3 answers
2. asked by patty
3. 1,128 views
(numeratorx^-4y^2/Denominator x^-2y^-4)-3
1. 3 answers
2. asked by Julie
3. 311 views
i have to write a character sketch essay on the protagonist OR antagonist for the book Royally Jacked & i picked Valerie Winslow
1. 3 answers
2. asked by Taylor
3. 524 views
Carbon disulfide,CS2, is a volatile, flammable liquid. It has a vapor pressure of 426.6 mmHg at 29.8C and 760.0 mmHg at 46.5C.
1. 1 answer
2. asked by patty
3. 984 views
Consider the 45 N weight held by two cablesshown below. The left-hand cable is horizon- tal. a) What is the tension in the cable
1. 1 answer
2. asked by cole
3. 1,965 views
Given the following equation: Mg(s)+2HCl(aq) goes to MgCl2(s)+H2(g)How many grams of hydrogen chloride (HCl) are needed to
1. 1 answer
2. asked by Jasmine
3. 563 views
Caluclate the total mass of copper needed to react with 100g of iodine to make 512g of copper(ii) iodide.PLEASE work it out for
1. 1 answer
2. asked by naseeb
3. 462 views
three student chemists measured 50.0 mL of 1.00 M NaOH in separate Styrofoam "coffee cup" calorimeters ( Part B). Brett added
1. 1 answer
2. asked by Daniel
3. 3,248 views
Find the radius of a circle with a central angle of pi/7 and a length of the intercepted arc equal to 7.7 cm. Round your answer
1. 3 answers
2. asked by CJ
3. 572 views
How do you improve the reactivity of a metal which does not easily react with water?
1. 1 answer
2. asked by Sasha cee
3. 423 views
Would it be better to pay off a $1000 loan at 4% over 15 years or at 10% over five years ?
1. 0 answers
2. asked by Joe
3. 328 views
Find the area of a rectangle if its length is 5x+10 and its width is 5x-5
1. 1 answer
2. asked by Julie
3. 387 views
The area of a square field is represented by the trinomial x^2-10x+25. Write an expression that would represent the perimeter of
1. 1 answer
2. asked by Julie
3. 536 views
A 15kg model plane flies horizontally at a constant speed of 12.5 m/s and the kinetic energy is 1171J and the potential energy
1. 0 answers
2. asked by Kim
3. 926 views
What is a typical speed for a N2 molecule in this room?a) 50 m/s b) 500m/s c) 1500 m/s
1. 0 answers
2. asked by emoni
3. 348 views
A uniform electric field of magnitude 3.00×10^4 N/C makes an angle of 37 degrees with a plane surface of area 1.40×10^−2
1. 0 answers
2. asked by Cassie
3. 560 views
the attraction or pull of a person"s body toward the earth by the earth is called weight.the reaction to this force is the:
1. 1 answer
2. asked by kitsy
3. 476 views
When two identical ions are separated by a distance of 4.0×10^−10 , the electrostatic force each exerts on the other is
1. 0 answers
2. asked by Cassie
3. 596 views
Give the slope and y-intercept for the line represented by y=3x/2
1. 1 answer
2. asked by m
3. 343 views
Let f(x)=x^2+1 and g(x)=2x^2 find G(f(x))
1. 1 answer
2. asked by Mary
3. 287 views
The first derivative of the function f is given by f'(x) = (cos^2x)/x - 1/5 How many critical values does f have on the open
1. 1 answer
2. asked by anynymous
3. 1,173 views
Find the area of triangleABC with B=47.6degrees, a=3.6, and c= 9.7. Round your answer to the nearest tenth.
1. 0 answers
2. asked by CJ
3. 455 views
Suppose you plan to save $12 per week.You have already saved $7.50.In how many weeks will you have saved at least $100?
1. 4 answers
2. asked by Anonymous 1
3. 883 views
What is the difference between the terms rotation and revolution? I need to use the Earth to support my answer.
1. 1 answer
2. asked by peyton
3. 530 views
How do you find the height of a triangle ?
1. 2 answers
2. asked by CJ
3. 336 views
what is the maximum acceleration equation?
1. 1 answer
2. asked by cole
3. 1,013 views
25<n+(-12)
1. 3 answers
2. asked by saleh
3. 365 views
a hare can run 100m in 5 seconds what is its speed
1. 1 answer
2. asked by tom turner
3. 397 views
Cat Years 1 3 4 6 7Human Years 13 33 43 63 73 What is the meaning of the slope? Write the slope-intercept form of the equation
1. 1 answer
2. asked by Joshua
3. 469 views
the sentence'15%of adult height is added during teen years." Ineed response and explaination. I'am so confused about that
1. 1 answer
2. asked by Mary
3. 419 views
Time intervals measured with a stopwatch typically have an uncertainty of about 0.2 s, due to human reaction time at the start
1. 2 answers
2. asked by Ashley
3. 1,507 views
Why doesn't the sand from california beaches' result in froth and bubbles when you pour vinegar on it?
1. 0 answers
2. asked by tiff
3. 536 views
Solve integration using u substitution of (x+1)sqrt(2-x)dx
1. 1 answer
2. asked by Hannah
3. 761 views
what does metaphor mean
1. 1 answer
2. asked by shaquana
3. 488 views
Which of the following statements is generally not true about state intermediate appellate courts?A. Appellate court decisions
1. 2 answers
2. asked by Meh
3. 2,624 views
I still have a few more sentences on the same theme. I really hope you can look at them too.1)In any case, the face of Big
1. 1 answer
2. asked by Franco
3. 823 views
Identical +3.07 µC charges are fixed to adjacent corners of a square. What charge (magnitude and algebraic sign) should be
1. 0 answers
2. asked by mackenzie m
3. 769 views
a square has a diagonal measurement of 8 radical 2 inches. calculate its perimeter.
1. 1 answer
2. asked by taylor
3. 579 views
Using a t test for dependent means based on .05 significance level, what is the power of each studies.Study Effect size N Tails
1. 0 answers
2. asked by Barbara Pratt
3. 688 views
identify the major similarities and differences that exists between the American and European traditions of psychology. Please
1. 1 answer
2. asked by Sarah
3. 695 views
Mary drove from Amity to Belleville at a speed of 50 mph. On the way back, she drove at 60 mph. The total trip took 4 2/5 hours
1. 1 answer
2. asked by Ashley
3. 609 views
What are the non-monetary benefits of growing tobacco, of working as a plumbers assistant, and of working as a carpenter during
1. 0 answers
2. asked by Melissa
3. 442 views
Description of the process from problem one:Please help me fill in the blanks :) The _______ makes a transition from a _______
1. 2 answers
2. asked by Shawn Tabrizi
3. 559 views
Jeremy is in Grade 8. He has a paper route and wants to save for his college education. He determines that he has $100 per month
1. 0 answers
2. asked by Alicia
3. 566 views
where can i find information about fractions decimals and percents
1. 2 answers
2. asked by jaansia carswell
3. 408 views
Infrared, ultraviolet, and visible radiation are all part of the electromagnetic spectrum.Arrange the three types of radiation
1. 2 answers
2. asked by Shawn Tabrizi
3. 654 views
solve for x:1)log(x-3)+log(x+4)-logx=log5
1. 0 answers
2. asked by MIchelle
3. 533 views
Complete the table below:The hydrogen emission spectrum has four series (or sets) of lines named Balmer, Brackett, Paschen, and
1. 0 answers
2. asked by Shawn Tabrizi
3. 1,201 views
Since I'm doing a research paper now and i'm not sure if I accidentally plagiarize the contents when i try to paraphrase in my
1. 1 answer
2. asked by blaking
3. 493 views
4545456+15616
1. 1 answer
2. asked by bejklnfjklaefn
3. 296 views
The solubility of NaCl in water is 35.7 g NaCl/100 g H2O. Suppose that you have 500.0 g of NaCl. What is the minimum volume of
1. 1 answer
2. asked by Maria
3. 3,149 views
how many square feet are needed to cover one square yard?would it be 108 sq ft also would .26 rounded to the nearest hundredth
1. 2 answers
2. asked by jill
3. 547 views
factor 7x+42
1. 1 answer
2. asked by Ethan
3. 318 views
"The analyzer said that at 20degreesC the unknown gas was 82.8% carbon by weight and 17.2% hydrogen. The analyzer also diffused
1. 1 answer
2. asked by Anonymous
3. 592 views
"The analyzer said that at 20degreesC the unknown gas was 82.8% carbon by weight and 17.2% hydrogen. The analyzer also diffused
1. 1 answer
2. asked by Anonymous
3. 589 views
how do u answer this? please step by step*graph and check to solve the linear system y=-x+3 y=x+1 Thank you very very much!!! :)
1. 1 answer
2. asked by please i need help!!! i dont get it
3. 433 views
An explosive whose chemical formula is C3H6N6O6 produces water, carbon dioxide, and nitrogen gas when detonated in oxygen. write
1. 2 answers
2. asked by Maria
3. 2,954 views
3L+2k = 45
1. 1 answer
2. asked by zoey
3. 305 views
The Rydberg equation (1=Rni 2–Rnf 2) can be treated as a line equation. What is the value of nf as a function of the slope (m)
1. 0 answers
2. asked by Shawn Tabrizi
3. 479 views
Determine the ionization energy of a hydrogen atom (in kJ/mol) if the electron is in its ground state. (Hints: Use the Rydberg
1. 2 answers
2. asked by Shawn Tabrizi
3. 1,424 views
Using the formula for the area of a triangle, A = 1/2 bh, find the area of this triangle pictured. The base is 2x + 16 and the
1. 2 answers
2. asked by Alyssa
3. 1,064 views
Camilla has 3 times as many points as Lynn. Lynn has 5 more points than Kim. Camilla, Lynn, and Kim combined have twice as many
1. 2 answers
2. asked by Jake
3. 931 views
what are the non-monetary benefits of growing tobacco, of working as a plumber's assistant, and of working as a carpenter during
1. 0 answers
2. asked by Melissa
3. 411 views

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