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Questions Asked on July 14, 2012

An electrochemical cell is based on these two half-reactions:Ox: Sn(s) → Sn2+(aq, 1.74 M) + 2 e- Red: ClO2(g, 0.120 atm) + e-
1. 1 answer
2. asked by Anonymous
3. 5,401 views
1. A bullet of 0.0500 kg is fired into a block of wood. Knowing that the bullet left the gunwith a muzzle velocity of 350. m/s,
1. 1 answer
2. asked by Help Please
3. 5,056 views
Write the balanced equation for the neutralization reaction between H2SO4 and KOH in aqueous solution. Phases are optional.
1. 1 answer
2. asked by Anonymous
3. 3,986 views
1. Find the pressure exerted on the ground (in psi) by a 250 lb person who is sitting on a chair whose 4 legs touch the ground
1. 1 answer
2. asked by Fix30
3. 3,567 views
A solution is prepared by dissolving 20.2 {\rm mL} of methanol ({\rm{CH}}_3 {\rm{OH}}) in 100.0 {\rm mL} of water at 25 ^\circ
1. 1 answer
2. asked by aa
3. 3,398 views
Convert the mixed number, 1 3/4 , to a fraction. Reduce fraction if necessary.A. 4/12 B. 4/7 C. 7/4 D. 12/4
1. 2 answers
2. asked by Mary
3. 2,225 views
if someone scored two standard deviations above the mean on a standard test where the mean =100 and the standard deviation = 15,
1. 2 answers
2. asked by benjamin
3. 2,154 views
A solution is made by mixing 47.0 mL of ethanol, C2H6O, and 53.0 mL of water. Assuming ideal behavior, what is the vapor
1. 1 answer
2. asked by Pagye
3. 1,687 views
A 50/50 blend of engine coolant and water (by volume) is usually used in an automobile\'s engine cooling system. If your car\'s
1. 2 answers
2. asked by Paulie
3. 1,570 views
How do I figure out the limiting reagent for this experiment? Preparation of diphenylacetylene! Step 1:: trans-stilbene +
1. 2 answers
2. asked by Yi
3. 1,561 views
Given These Equationsx+y=9.0 .50x+.20y=3.90 Find the values of X and Y.
1. 2 answers
2. asked by Jenny
3. 1,557 views
find the equation of a parabola that opens to the right with given vertex: (0,3) and passes through the point: (2,-1)
1. 1 answer
2. asked by nik
3. 1,501 views
An office copier uses a lens to place an image of a document onto a rotating drum. The copy is made from this image. (a) What
1. 1 answer
2. asked by Beth
3. 1,426 views
13. What is the equation of a cosine function with amplitude 3, transition point (−1, 1), and period p?A. y = p cos [3(x −
1. 1 answer
2. asked by yeahyeah
3. 1,356 views
Suppose $3500 is invested in an account with an APR of 11% compounded monthly. Find the future value of the account in 3 years.
1. 1 answer
2. asked by Meredith
3. 1,226 views
What is the final velocity of an object if it starts from rest and accelerates at a rate of 99.0 meters/second² for 4.50
1. 0 answers
2. asked by Anonymous
3. 1,220 views
a toy rocket is shot into the air at the top of a building so that its height above the ground t seconds after the rocket is
1. 2 answers
2. asked by lola
3. 1,186 views
A dolphin jumps with an initial velocity of 13.0m/s at an angle of 41.0 ^\circ above the horizontal. The dolphin passes through
1. 2 answers
2. asked by aa
3. 1,177 views
A local fire station receives an average of 0.5 rescue calls per day. Find the probability that on a randomly selected day, the
1. 0 answers
2. asked by HELP
3. 1,126 views
I want a rectanglular pen with area = 50 square feet and to save on fencing I will build it next to the garage. How should I
1. 1 answer
2. asked by lola
3. 1,110 views
Triangle ΔABC has vertices A(2,5), B(8,1) and C(-2,-1) and is a right triangle. If the slope of AB is -2/3 and the slope of AC
1. 1 answer
2. asked by Math
3. 1,090 views
Earth has a radius of about 12,500 km. If the volume of the earth were to remain the same, but the shape of the earth was a
1. 1 answer
2. asked by kiki
3. 1,086 views
the volume of a gas at 273 degree cels and 2 atm pressure is 5L. What would be its volume at 0 degree celsius and 1 atm pressure
1. 1 answer
2. asked by star
3. 1,042 views
A positive charge +q1 is located to the left of a negative charge -q2. On a line passing though the two charges, there are two
1. 1 answer
2. asked by CombatVetUSMC
3. 999 views
When the baseball is shot straight upward with an initial speed of 20 \rm m/s, what is the maximum height above its initial
1. 2 answers
2. asked by aa
3. 956 views
A converging lens (f = 14.6 cm) is located 39.0 cm to the left of a diverging lens (f = -4.57 cm). A postage stamp is placed
1. 2 answers
2. asked by Beth
3. 933 views
Can you explain how purpose, audience, tone, and content impact academic writing?
1. 1 answer
2. asked by Darrell Chisolm Jr
3. 916 views
acetic acid: 0.1 M 30mlhydrochloric acid 0.1 M 5 ml sodium hydroxide 0.1 M 15 ml Buffer + 5ml of: 1.91 ph ph (measured): 4:52 ph
1. 4 answers
2. asked by fenerbahce
3. 899 views
The mean of five numbers is 8. If one of the numbers is removed from the list, the mean becomes 7. what is the number that was
1. 4 answers
2. asked by bria
3. 896 views
Solve the following initial-value problem: y"+6y'+5y=0; y(0)=0. y'(0)=3
1. 1 answer
2. asked by Maegan
3. 862 views
For the reaction N2O4(g)=2NO2(g), the value of K at 25 degrees XCelsius is 7.19*10^-3. Calculate N2O4 at equilibrium when NO2
1. 1 answer
2. asked by Amy
3. 836 views
is x-7y=2 a function
1. 2 answers
2. asked by chchch
3. 803 views
Assuming 100% dissociation, calculate the freezing point and boiling point of 2.91 m K3PO4(aq).
1. 1 answer
2. asked by Jenny
3. 784 views
DO YOU THINK ENOGH STEPS HAVE BEEN TAKEN TO REDUCE ERRORS IN MEDICAL ABBREVIATION USAGE?
1. 1 answer
2. asked by MARIA
3. 719 views
A mass m = 13 kg is connected to two different springs, one on the left and another on the right. It is displaced a distance x
1. 2 answers
2. asked by Bruce
3. 717 views
A compound microscope has a barrel whose length is 17.4 cm and an eyepiece whose focal length is 1.7 cm. The viewer has a near
1. 0 answers
2. asked by Beth
3. 700 views
When 2.25 g of a nonelectrolyte solute is dissolved in 125 mL of water at 22 °C, the resulting solution exerts an osmotic
1. 1 answer
2. asked by Jen
3. 688 views
Find the geometric mean between 6x and 24x.A.)4 B.)12 C.)12x
1. 8 answers
2. asked by kiki
3. 681 views
Light waves with two different wavelengths, 632 nm and 474 nm, pass simultaneously through a single slit whose width is 4.47 x
1. 2 answers
2. asked by Beth
3. 660 views
Find the general solution of t^2y"-3ty'+4y=0 on (0, infinity sign, given that Y1=t^2 is a solution
1. 1 answer
2. asked by Maegan
3. 655 views
Sally Sue is atop a 10.0 m high platform where she will drop an apple straight down. On the groundbelow, and 20.0 m
1. 2 answers
2. asked by Zac
3. 649 views
A body moves along a straight line from rest with an acceleration of 2m/s². Calculate the time taken by it to cover a distance
1. 1 answer
2. asked by Ragheeba
3. 648 views
I ran this an an independent samples t-test. It is a t rest according to the professor, just want to make sure I have the right
1. 0 answers
2. asked by Help Please
3. 620 views
Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25 °C, the vapor pressure of pure
1. 1 answer
2. asked by Payie
3. 619 views
Kidney stones are composed of crystals of calcium oxalate, CaC2O4. The solubility of CaC2O4 is6.7 x 10-5 g per 100 ml of
1. 1 answer
2. asked by Milana
3. 617 views
the average height of members of the high school basketball team is six feet,three inches . jerry is on the high school
1. 1 answer
2. asked by lisa
3. 600 views
Corporate bonds issued by Johnson Corporation currently yield 9.5%. Municipal bonds of equal risk currently yield 5%. At what
1. 0 answers
2. asked by Cindy
3. 595 views
In the painting Adoration of the Kings by Gerard David, I have to decide where the linear perspective is leading toward and i
1. 1 answer
2. asked by Anonymous
3. 592 views
Lately when I've been reading news articles and website blogs, I've been seeing some funny grammar that I don't remember
1. 3 answers
2. asked by Bob
3. 588 views
Determine if the following pair of functions is linearly independent or dependent on (-infinity sign, infinity sign): f(t) =
1. 1 answer
2. asked by Maegan
3. 573 views
The queen asked her cook how many guests had attended a recent banquet. “I do not know, my lady” he said, “but every two
1. 3 answers
2. asked by rick
3. 565 views
In a friendly game of handball, you hit the ball essentially at ground level and send it toward the wall with a speed of 26m/s
1. 2 answers
2. asked by aa
3. 562 views
age days in hospital40 11 36 9 30 10 27 5 24 12 a. draw a scatter diagram (completed) b. does there appear to be a correlation
1. 1 answer
2. asked by bria
3. 562 views
suppose that the angle of incidence is 1 = 37.1°, the thickness of the pane is 4.17 mm, and the refractive index of the pane is
1. 1 answer
2. asked by Beth
3. 556 views
Suppose you buy a $1395 savings bond that pays 4.3% annual simple interest. Determine the value of the bond after 7 years.
1. 1 answer
2. asked by Meredith
3. 553 views
��if a relation exists between x and y, then we say that x ____ y or that y ___x and we write x---->ya)depends on;corresponds
1. 1 answer
2. asked by chchch
3. 548 views
All three planes in the figure provided are parallel. They are cut by lines containing points A, B and C and X, Y and Z. Each of
1. 1 answer
2. asked by john
3. 548 views
Two groups of students are asked to depict a picture of a semi-circular pizza. Group 1 uses a ruler to depict the base of the
1. 1 answer
2. asked by Anonymous
3. 537 views
Tom has difficulty battling distractions while studying. Which of the following strategies would help him with this problem?A.
1. 1 answer
2. asked by Loulou
3. 536 views
A circle is measured by a straight line across its widest part. This line is the __________ of the circle.A. area B. radius C.
1. 2 answers
2. asked by Mary
3. 530 views
in a particular experiment, 150.0 g of ammonium chloride were reacted with 290.0 g of barium hydroxide octahydrate, producing
1. 1 answer
2. asked by ama
3. 525 views
Triangle I has sides with lengths 2 2/3 cm, 4 1/2 cm and 3 cm. Triangle II has sides with lengths 8 cm, 13 1/2 cm and 9 cm. Are
1. 1 answer
2. asked by kiki
3. 525 views
Sarah sets aside time every night to read some pages in her history book. She schedules a break into her study time. Why is this
1. 0 answers
2. asked by Loulou
3. 523 views
The decimal number 0.75 means:A. there are seventy-five parts of a whole unit that has 100 parts. B. there are seven-and-a-half
1. 4 answers
2. asked by Loulou
3. 523 views
In 10-15 lines critically discuss 5 ways in which the human or enviromental problem impacts on the community.
1. 2 answers
2. asked by Mosebjadi
3. 521 views
i am a 9 digit number.i have 5 in my hundred thousands place.the digit in my thousands plce is 3 more than the digit in my
1. 3 answers
2. asked by princess aimee f. santos
3. 516 views
A batsman hits a cricket ball 'off his toes' towards a fieldsman who is 65 m away. The ball reaches a maximum height of 4.9 m
1. 1 answer
2. asked by Candice
3. 514 views
Hello can u help? I need a solution to calculus problem I have $500.00 to spend on fencing for a garden. The fence for the
1. 1 answer
2. asked by GiGi
3. 514 views
a stone is thrown upward from the ground with a velocity of 80 m/s. how long will it take to reach a point 3 m above the ground
1. 1 answer
2. asked by Marvin
3. 513 views
Your sister owns a small clothing store. During a conversation at a family dinner, she mentions her frustration with having to
1. 1 answer
2. asked by Kelon
3. 506 views
Find the standard form of the equation of an ellipse with center at (-2,1) with major axis length 10 along y axis and minor axis
1. 2 answers
2. asked by nik
3. 503 views
Find the general solution of y"+4y'-2y=0
1. 0 answers
2. asked by Maegan
3. 502 views
How many grams of Calcium Chloride will be produce when 25 g of Calcium carbonate combine with 12 g of HCl
1. 1 answer
2. asked by Ja'Lon
3. 489 views
Renee has a research paper due in three days. She has set aside two hours to complete this task. What is wrong with this study
1. 1 answer
2. asked by Loulou
3. 485 views
How do culture, spiritual beliefs, and customs related to health beliefs foster or prevent diseases and their treatment?
1. 1 answer
2. asked by Jessica
3. 484 views
The surface area of any shape is expressed in:A. square units. B. cubic units. C. feet and inches. D. length and width.
1. 4 answers
2. asked by Mary
3. 484 views
Which of the following are positive results of using new study techniques?A. Learning new material will become easier. B. You
1. 1 answer
2. asked by Loulou
3. 477 views
Hey, I have here Clinical Protocols in front of me from one of the hospitals. I'm writing up an assignment and need to reference
1. 2 answers
2. asked by Carla
3. 475 views
is y2=6-x2 a function
1. 1 answer
2. asked by chchch
3. 468 views
Find two binomials whose product is 15,600 and explain how you get it.
1. 0 answers
2. asked by HELP US
3. 466 views
find the volume of cube,one face of which has an area of 64 m square
1. 2 answers
2. asked by neha
3. 461 views
What is the volume of a cylinder with the following dimensions:Radius 6ft Height 24ft A. 33.14 ft3 B. 2712.96 ft2 C. 2712.96 ft3
1. 2 answers
2. asked by Mary
3. 457 views
The ideal study plan includes which of the following?A. An elaborate study environment. B. Quality preparation. C. Use of as
1. 0 answers
2. asked by Loulou
3. 455 views
Provide recommendations on how to address the 5 ways in which the human or enviromental problem impacts on the community.
1. 0 answers
2. asked by Mosebjadi
3. 452 views
How do I calculate the initial concentraion of an acid?
1. 1 answer
2. asked by fenerbahce
3. 452 views
Could you please explain what this sonnet means?It is called March by Susie Harrison. The sonnet is below: With outstretched
1. 1 answer
2. asked by anonymous
3. 451 views
I am stuck on this question:what mass of KCl in grams when 2.00 lbs KC10 3 is decomposed?
1. 1 answer
2. asked by kelly
3. 441 views
establish identity5csc^2theta-3cot^2theta=2csc^2theta+3
1. 1 answer
2. asked by Anonymous
3. 440 views
A rectangle is 15 inches long and 6 inches wide. What is the area of the rectangle?
1. 1 answer
2. asked by DAN
3. 438 views
Which of the following are positive results of using new study techniques?A. Learning new material will become easier. B. You
1. 1 answer
2. asked by Loulou
3. 431 views
How could I say this sentence in a different way but it will still have that same sense: 'In future, I will aim to develop my
1. 1 answer
2. asked by Carla
3. 426 views
Find the general solution of y"-3y=8e^(3t)+4sint
1. 0 answers
2. asked by Maegan
3. 425 views
explain the transactional relationship between business and society
1. 1 answer
2. asked by Anonymous
3. 424 views
complete each of the following:1.4 000=______=______tens 2.870 000=____ten thousands=______thousands 3.90 000
1. 6 answers
2. asked by princess aimee f. santos
3. 421 views
Find the general solution of (D^2-3D+2)(D-5)^Dy=0. (Hint:Use the auxiliary equation)
1. 0 answers
2. asked by Maegan
3. 416 views
Explain how Florence reflects the ideals of the dominant city-state and how some of the geographical, economical, social, and
1. 0 answers
2. asked by Robert
3. 414 views
under what conditions would you recommend the following probability sample non–probability sample
1. 3 answers
2. asked by a
3. 409 views
Reduce the fraction 20/100.A. 4/20 B. 2/20 C. 1/5 D. 5
1. 1 answer
2. asked by Mary
3. 408 views
i need help with a question regarding angles the exterior angle theorem. it hase angles 140 8x+4 and 3x+4 but it wants me to
1. 0 answers
2. asked by jessica
3. 404 views
What is the center and radius of the circle with the following equation: (x - 4)2 + (y + 3)2 = 100A.)c=(2,0),r=1
1. 1 answer
2. asked by kiki
3. 398 views

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