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2012
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Questions Asked on April 8, 2012

The Ksp values for three salts are given:AgCl = 1.0e-10 Ag2CO3 = 6.3e-10 Ag3PO4 = 2.0e-21 Determine the order of solubility for
1. 3 answers
2. asked by Hannah
3. 2,528 views
if f varies jointly as q^2 and h, and if f = 72 when q = 3 and h = 4, find h when f = 48 and q = 2
1. 2 answers
2. asked by Jason
3. 3,988 views
how do macaques connect to anthropology?
1. 1 answer
2. asked by Anonymous
3. 323 views
((k^2+6k+9)/(k^2+12k+27))×(k^2+9)/((k^2+12k+27))express in lowest terms
1. 2 answers
2. asked by Jason
3. 780 views
If a ball is thrown directly upwards with twice the initial speed of another, how muchhigher will it be at its apex? A) 8 times
1. 1 answer
2. asked by DCM
3. 5,160 views
why a disease that was once on the decline might re-emerge?
1. 3 answers
2. asked by awsin
3. 356 views
This is an experiment for a synthesis of aspirin labmass of salicylic acid = 2.005 g mass of acetic acid = ? moles of acetic
1. 4 answers
2. asked by Priscilla
3. 1,000 views
When a 0.35 kg baseball is hit, its velocitychanges from 21 m/s to -29.5 m/s. What is the magnitude of the impulse de-livered by
1. 3 answers
2. asked by Amber
3. 498 views
A 1.3 kg steel ball and 8 m cord of negligi-ble mass make up a simple pendulum that can pivot without friction about the point
1. 2 answers
2. asked by Amber
3. 1,176 views
A small car of mass 985 kg is parked behind a small truck of mass 1551 kg on a level road. The brakes of both the car and the
1. 1 answer
2. asked by Amber
3. 2,294 views
solve the system of linear equations2x+2y=1 3x-y=6 thanks
1. 3 answers
2. asked by sandra
3. 814 views
Please help me solve this statistics problem.You are an owner of a firm that manages other small manufacturing companies, which
1. 0 answers
2. asked by Victoria
3. 430 views
The ionization constant of HA is 4.0e-4. Using the ice table what is the equilibrium concentration of HA in terms of its initial
1. 2 answers
2. asked by Hannah
3. 435 views
What is the pH of 0.144M aqueous solution of ammonium nitrate?I am not sure what to do. Would I do 10^-0.144^ = 0.71?
1. 6 answers
2. asked by Hannah
3. 390 views
Provide the Null and Alternative Hypothesis to test to be sure that a juice manufacturer is delivering exactly 12 fluid ounces,
1. 1 answer
2. asked by cc
3. 419 views
find the equation of a line that passes through (5,2) and (2, -2)?
1. 1 answer
2. asked by matt
3. 457 views
Provide the Null and Alternative Hypothesis to test the hypothesis that sales is meeting their minimum quota for the month.
1. 1 answer
2. asked by cc
3. 441 views
How have Congress and the courts justified placing limits on the freedom of speech?
1. 3 answers
2. asked by Stacy
3. 532 views
Predict what type of bonging predominates in each of the following.a. AsCl3 b. LiBr c. CuNi d. SO2 e. XeF6 f. Fe g. MnF2 h. HCN
1. 2 answers
2. asked by Maci
3. 699 views
Perform the indicated operations and simplifyi^37 sqr-12 x sqr-15
1. 1 answer
2. asked by Mason
3. 413 views
2. At 600 K the decomposition of gas ohase nitroethane (CH3CH2NO2) is first order with a rate constant of 1.9*10^-4 s^-1.CH3CH2N
1. 3 answers
2. asked by Tasneem
3. 563 views
Write a quadratic equation with real coefficients if one of the solutions is -5 + 7i
1. 1 answer
2. asked by Jill
3. 3,553 views
Tell whether the bonds between the following atoms are polar covalent or pure covalent bonds.a. Si-Si b. H-O c. C-H d. C-O e.
1. 2 answers
2. asked by Maci
3. 1,383 views
Solvex^2-6x+13=0
1. 2 answers
2. asked by Nathan
3. 423 views
The trapezoids are similar. The area of the smaller trapezoid is 564m^2. Find the area of the larger trapezoid to the nearest
1. 2 answers
2. asked by kevin
3. 1,104 views
the solution for19/6+4y=8y-1/6
1. 2 answers
2. asked by Billie Jo
3. 347 views
The federal government employs approximately how many people?1. 1-2 million 2. 2.5-2.7 million 3. 3-4 million 4. over 5 million
1. 3 answers
2. asked by sham
3. 724 views
A comet passed by earth in the year 1835 It passes by every 60 years Based on this information in which of the following years
1. 1 answer
2. asked by Leslie
3. 396 views
all of the following conditions were responsible for the majority of premature deaths in the early 1900's except
1. 2 answers
2. asked by tony
3. 420 views
What is the pH of a 5.06E-2 M aqueous solution of sodium acetate?I know that I would set this up the same way I did for the
1. 6 answers
2. asked by Hannah
3. 451 views
If Will gives Molly $9 he will have the same amount as her. If Molly gives will $9 the ratio of the money she has to the money
1. 3 answers
2. asked by T
3. 1,965 views
what do we mean when we describe a molecule as being polar?
1. 2 answers
2. asked by Maci
3. 1,007 views
mamixmize P= 5x + 5ySubject to 2x + y < 10 x + 2y < 8 x,y >10
1. 0 answers
2. asked by tinkle
3. 327 views
Maximize z= 5x + 5ySubject to 3x + 2y < 6 -x + 2y < 4 x,y >0
1. 0 answers
2. asked by tinkle
3. 484 views
what shape would you expect a molecule to hove that was based on an atom with only two bonding pairs of electrons? Three bonding
1. 0 answers
2. asked by Maci
3. 431 views
what shape would you expect a molecule to hove that was based on an atom with only two bonding pairs of electrons? Three bonding
1. 2 answers
2. asked by Maci
3. 533 views
The school pep squad members wanted to make rectangular spirit flags with bases of 7 inches and heights of 8 inches. Each flag
1. 1 answer
2. asked by Jon
3. 370 views
If the strip is 29 mm long, how far is the maximum deviation of the strip from the straight orientation? (The deviation is
1. 6 answers
2. asked by Anonymous
3. 458 views
An electromagnetic wave strikes a 3.00-cm2 section of wall perpendicularly. The rms value of the wave's magnetic field is
1. 1 answer
2. asked by Tony
3. 3,237 views
Caste systems are most common in societies
1. 0 answers
2. asked by carmen
3. 393 views
18 roses and 6 tulips coast $66. What is the unit price for each kind of flower?
1. 1 answer
2. asked by monica
3. 437 views
A contractor gives a quote of $21,060 to build an 18 foot by 24 foot barn. What is the building cost per square foot?
1. 2 answers
2. asked by Casey
3. 435 views
8 Increased by bThe translation is
1. 2 answers
2. asked by Dede
3. 399 views
I need some help. I have tried working this problem and can't get it.A scale model of the solar system is being constructed
1. 1 answer
2. asked by mel
3. 599 views
Let f(x) = ax^3 + bx^2 + 3x – 4. If f(x) is divided by (x – 2), the remainder is 2. When it is divided by (x – 1), the
1. 1 answer
2. asked by rick
3. 355 views
I need some help. I have tried working this problem and can't get it.A class is building a scale model of the planets based on
1. 1 answer
2. asked by mel
3. 559 views
I need some help. I have tried working this problem and can't get it.What is the mass of the Sun, in kilograms, based on the
1. 1 answer
2. asked by mel
3. 400 views
June rides the 15 foot tall ferris wheel at the city fair. She enters the ride at the bottom. If the ride makes 8 complete
1. 1 answer
2. asked by Joe
3. 358 views
Let L1 be the line with the vector equation r= (-2,3) +s(-1,3), seR. Let L2 be with the line with parametric equation x=3t+2,
1. 1 answer
2. asked by Samantha
3. 956 views
Are the points P(1,2), Q(7,3) and R(-2,1) o the line with vector equation r=(19,5) +s(6,1), SeR
1. 1 answer
2. asked by Jake
3. 476 views
Which plane goes through the origin and is perpendicular to the line r=(2,-2,1) + s(2,3,-4), seR?a) 2x-2y+z=0 b) 2x+3y-4z=0 c)
1. 1 answer
2. asked by Jake
3. 844 views
The solubility product expression for mercury(I) iodide, Hg2I2 is Ksp = ?My answer is [Hg2^2+^][2I^-^]^2^ Would you agree?
1. 1 answer
2. asked by Hannah
3. 661 views
Can I use the simple past (as used by Shakespeare) to refer to the initial relationship between Prospero and Caliban? I added a
1. 1 answer
2. asked by Matthew
3. 1,000 views
f(x)=sin2x and g(x)=1/2tanx for x is the element of [-90;180]8.1)calculate the x-coordinates of the points of intersection of f
1. 1 answer
2. asked by Piwo
3. 658 views
I left out the following sentences.Can you please check them? I hope they are the last on the same subject. I really rely on
1. 1 answer
2. asked by Matthew
3. 621 views
State how the centripetal force is provided in the case of a satelite orbiting the earth
1. 1 answer
2. asked by Cassandra
3. 418 views
For what values of x does 4x^6-8x^3+18 have a relative minimum
1. 1 answer
2. asked by Dandylove
3. 821 views
the principle of color
1. 1 answer
2. asked by sandra
3. 255 views
A beam containing one hundred billion (i.e. 1x10^11) electrons moves perpendicula to a 4.0 Tesla magnetic field and is deflected
1. 1 answer
2. asked by GRISSELL
3. 588 views
A 0.75 Tesla bar magnet is placed inside of a coil made up of 350 turns of wire, each loop having an area of 0.002 m^2.How much
1. 1 answer
2. asked by GRISSELL
3. 516 views
The position of a particle on the x-axis at time t, t>0' is ln t. Find the average velocity of the particle for 1<=t<=e .
1. 2 answers
2. asked by Dandylove
3. 1,422 views
The seesaw principle: As you probably know, any two persons can balance each otherwhen sitting on opposite sides of a seesaw,
1. 1 answer
2. asked by chamy
3. 698 views
If you can see the face of a friend who is underwater, can she also see you?Please explain. Thanks :)
1. 1 answer
2. asked by Celina
3. 616 views
Service time, T, at an auto center has a Weibull distribution with parameters θ=3.7 and β=1.35. What is the probability that
1. 0 answers
2. asked by Jack
3. 581 views
A 1.5 liter flask is filled with nitrogen at a pressure of 12 atmospheres. What size flask would be required to hold this gas at
1. 2 answers
2. asked by Imani
3. 1,269 views
If 1.5 gals of 70 degree water is mixed with .25 gals of 32 degree water what would the temprature be?
1. 1 answer
2. asked by kevin
3. 363 views
Choose and Place MLA, APA, or Both in the blank._____1. In a work with a single author, the author’s last name and initials
1. 3 answers
2. asked by john
3. 668 views
what conditions must exist for a polyatomic molecule to be nonpolar?
1. 1 answer
2. asked by Maci
3. 1,885 views
I have to make 4 square dog pens fit into a 169 square meter yard.the yard is square whole numbers If you square the yard it
1. 1 answer
2. asked by SUZANNE
3. 622 views
the mean annual income for adult women in one city is and the standard deviation of the incomes is The distribution of incomes
1. 0 answers
2. asked by Taisha
3. 692 views
1. what sources should you include in your works cited list?a. all of the sources that you read whether you used them in the
1. 2 answers
2. asked by jay
3. 996 views
You are an owner of a firm that manages other small manufacturing companies, which pay you to employ temporary salespersons to
1. 0 answers
2. asked by Esther
3. 426 views
Brandon's bedroom floor is 12ft by 8ft. How many square feet of carpet are needed to replace his old carpet?
1. 1 answer
2. asked by Joe
3. 546 views
a monkey is jumping 5 meter in length . a tree is 500 meter in length . how many jumping is required to reach the top of the
1. 2 answers
2. asked by sangvi
3. 407 views
What is the pH of a 5.06E-2 M aqueous solution of sodium acetate?I know that I would set this up the same way I did for the
1. 1 answer
2. asked by Hannah
3. 638 views
The solubility product expression for mercury(I) iodide, Hg2I2 is Ksp = ?My answer is [Hg2^2+^][2I^-^]^2^ Would you agree?
1. 7 answers
2. asked by Hannah
3. 8,733 views
What are the general equations for reaction of1. Strong acid and weak base 2. Strong base and weak acid?
1. 1 answer
2. asked by chamy
3. 792 views
An open hemispherical bowl of radius R is slowlydraining through a small hole of radius r in the bottom of the bowl. Let g be
1. 0 answers
2. asked by chamy
3. 629 views
June rides the 15 foot tall ferris wheel at the city fair. She enters the ride at the bottom. If the ride makes 8 complete
1. 2 answers
2. asked by Cathy
3. 383 views
An air bubble of volume 15 cc is formed at a depth of 50 m in a lake. If the temperature of the bubble while rising remains
1. 3 answers
2. asked by Tulika
3. 658 views
Sam has started babysitting to earn extra money. On Thursday night she earned $26, on Friday night she earned $19, and on
1. 1 answer
2. asked by Lauren
3. 574 views
Determine the value of k that makes the line (x+2)/4=(y+1)/5=(z-3)/3 and r=(1,3,6 +s(-2k,2,k), SeR, perpendicular.
1. 0 answers
2. asked by Jenny
3. 384 views
1)Which term best describes the linear programming situation represented by x+y=2why is the answer infeasible? 2)Describe the
1. 0 answers
2. asked by hanna
3. 1,115 views
1)Which of the following results in the graph of f(x) = x2 being expanded vertically by a factor of 4? the answer isf(x) = 4x2.
1. 0 answers
2. asked by bordo
3. 843 views
which one of the following contingencies must be accrued on the balance sheet
1. 1 answer
2. asked by jo
3. 520 views
Rank the species from strongest to weakest base:Cl-, OH-,NH2
1. 0 answers
2. asked by Charlie
3. 732 views
Find the value for c for which the system is consistent and dependent.3x + y = 5 4.5y = c + 9x Find the minimum value of f(x, y)
1. 1 answer
2. asked by brandi
3. 519 views
Just as a car tops a 49 meter high hill with a speed of 77 km/h it runs out of gas and coasts from there, without friction or
1. 1 answer
2. asked by lenny
3. 957 views
Why B(CH3)3 cannot be Lewis Base??
1. 1 answer
2. asked by Charlie
3. 624 views
Steam is compressed reversibly to liquid water at the boiling point 100C. The heat of vaporisation of water at 100C and 1.01325
1. 0 answers
2. asked by Charles
3. 800 views
my broker recommends that i purchase a stock for $60.00. stock pays $2.40 in annual dividends and expects to grow 8%/year. Is
1. 1 answer
2. asked by wjc
3. 405 views
What will be the amount of work done in increasing the volume of 10 mols of an ideal gas from one litre to 20 litre at 0C?
1. 2 answers
2. asked by Tulika
3. 467 views
How many stereoisomers are there for 1,2-dichlorocyclopentane?The answer options are 1,2,3 & 4. I think it is 4 because there is
1. 3 answers
2. asked by Meenaakshi
3. 2,104 views
The isothermal bulk modulus of elasticity of a gas is 1.5 * 100000 N/m^2. What will be its adiabatic bulk modulus of elasticity?
1. 1 answer
2. asked by Tools(plz help its really urgent)
3. 981 views
marcie, kim and yvonne are on the same softball team.(A). During the last season . Marcie hit 3 less than twice the number of
1. 1 answer
2. asked by john
3. 912 views
Helium - oxygen mixture is used by deep sea divers in preference to nitrogen - oxygen mixture. Why?
1. 3 answers
2. asked by Molly(its urgent)
3. 734 views
Questions:1. In each test tube, a precipitate formed upon DROPWISE addition of the second reagent (steps 5 and 6). What are
1. 2 answers
2. asked by Maranda
3. 825 views
Verify please and thank you~Does the line (x-7)/3=(y+8)/6=(z+4)/5 and the point P(10,-2,1) determine a plane? Answer: Yes, it is
1. 0 answers
2. asked by Jenny
3. 473 views
Substance abuse.5 ways in which the human or environmental problem impact on the community only in south africa
1. 2 answers
2. asked by Mpho
3. 505 views
Find how many positive integers with exactly four decimal digits, that is, positive integers between 1000 and 9999 inclusive,
1. 1 answer
2. asked by carlton
3. 5,159 views

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