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Questions Asked on May 4, 2008

A voltaic cell consists of Mn/Mn2+ and Cd/Cd2+ half-cells with the following initial concentrations: [Mn2+] = 0.090 M; [Cd2+] =
1. 2 answers
2. asked by stumped
3. 7,238 views
Neutral metal sphere A, of mass 0.10kg, hangs from an insulating wire 2.0m long. An identical metal sphere B, with charge -q is
1. 1 answer
2. asked by Alex
3. 3,207 views
If you drop a stone into a well that is d = 128.0 m deep, how soon after you drop the stone will you hear it hit the bottom of
1. 5 answers
2. asked by tommy
3. 3,133 views
determine the solubility of each of the following grams of solute per 100. g H2Oa) NaNO3 at 10°C b) KNO3 at 60°C c) NaCL at
1. 1 answer
2. asked by jerson
3. 1,786 views
1)Why might the US have been concerned early in the war about China's attitude toward US involvenemt on the south side of
1. 4 answers
2. asked by MW
3. 1,720 views
A particle moves on a vertical line. Its position, s, in metres at t seconds is given by s(t) = t^3 - 9t^2 + 24t, t>0/I found
1. 1 answer
2. asked by Alex
3. 1,676 views
a tuning fork produces a sound wave with a wavelength of 0.20 m and a velocity of 25.6 m/s. what is the frequency of the tuning
1. 1 answer
2. asked by chantel
3. 1,672 views
How many kWh of energy would be needed for brushing your teeth with an electric toothbrush daiy for the month of May? How much
1. 2 answers
2. asked by chantel
3. 1,609 views
Within an orthonormal system consider points A(1,4) B(5,1) C(4,8)(a)Calculate the angle ABC (b)Show that 3x+4y-19=0 is an
1. 1 answer
2. asked by Anonymous
3. 1,481 views
Which equation could be used to find the dimensions of a room that has a length of 8 feet longer than the width, x, and has an
1. 3 answers
2. asked by Anonymous
3. 1,400 views
Two voltaic cells are to be joined so that one will run the other as an electrolytic cell.In the first cell, one half-cell has
1. 1 answer
2. asked by stumped
3. 1,372 views
What difference does an astronomer see between the emission spectrum of an element in a receding star and a spectrum of the same
1. 1 answer
2. asked by Kim
3. 1,303 views
some sdvice on an essay I have to do on child development.How social skills are developed in children.What is self-esteem and
1. 0 answers
2. asked by Bernadette
3. 1,236 views
I need help with these question. I am not a 100% sure of my answers. Can someone please help. Thanks1. All but which one of the
1. 2 answers
2. asked by Ann
3. 1,206 views
14. Solve the inquality -3(r-11) + 15 equal or greater than 9.15.Solve the inequality: -2 < 4z = 10 lessthan or equal to 12. 16.
1. 1 answer
2. asked by PJ.
3. 1,195 views
A 100.0 g sample of ethanol at 25.0 degrees celsius is heated and boiled completely to vapor at its boiling point. How much heat
1. 3 answers
2. asked by Miley
3. 1,172 views
A company is planning to invest $75,000 (before taxes) in a personnel training program. The $75000 outlay will be charged off as
1. 3 answers
2. asked by tina
3. 1,080 views
2(a)Consider the arithmetic progression with terms A3=-2 and A12=23. Find the sum of A1+......+A40 (can do)(b)In 1800 the
1. 1 answer
2. asked by Anonymous
3. 1,018 views
I have a paper due tomorrow, well on Sunday may 4th of 2008. It needs to be in APA format and it should have 1400-1700 words.
1. 5 answers
2. asked by Guest
3. 991 views
In calculating the force of gravity between two objects, if the mass of one objects increased by 4 and the other by 2, how many
1. 2 answers
2. asked by Lynn
3. 945 views
how would i do this problem??Given this equation: 2SO2(g) + O2(g) ---> 2SO3(g) If 50.0 grams of S02 react, what is delta H for
1. 1 answer
2. asked by Miley
3. 908 views
What is the easiest way to order a ten decimal numbers from greatest to least or visa versa.This is from a 4th grader...
1. 9 answers
2. asked by Marlo
3. 905 views
1.John puts the letters of the word FOOTFEST in 8 different envelopes. Paul chooses an envelope at random.(a)(i)Calculate the
1. 0 answers
2. asked by Anonymous
3. 903 views
Calculate the pH of a [Acid] M aqueous solution of each of the hydrochloric and acetic acids:Acid [Acid] pH HCl 0.10 HC2H3O2
1. 4 answers
2. asked by Renee
3. 851 views
A microwave oven uses 1000W of power.The voltage source is 120V. What is the current flowing through the microwave?
1. 1 answer
2. asked by chantel
3. 823 views
Can some one please check this for me. I am not sure if I am on the right track.Complete the problem below. Disease X is one
1. 1 answer
2. asked by DANIELLE
3. 820 views
1 what's the Tyndall Effect and whats one example of this effect?2) Given an unknown mixture consisting of two or more
1. 1 answer
2. asked by jerson
3. 813 views
While I was doing some exercises on setsA question accured " M = {a,e,i,o,u} a) how many subsets are there of M ? When I did it
1. 7 answers
2. asked by Veronica
3. 803 views
1.John puts the letters of the word FOOTFEST in 8 different envelopes. Paul chooses an envelope at random.(a)(i)Calculate the
1. 1 answer
2. asked by Anonymous
3. 796 views
Thesis statement: Networking is the most effective way in making your business grow faster.is it a good thesis statement? if not
1. 1 answer
2. asked by james
3. 792 views
Here's one of the questions I have problems with:cube root of (x+2)=6th root of (9x+10) A. -1, 6 B. [-13 +/- sqrt(193)]/2 C. 1,
1. 6 answers
2. asked by Jennifer
3. 788 views
A serving of potato chips is crushed and burned in a clorimeter. the calorimeter has 2000 grams of water in it and the initail
1. 2 answers
2. asked by Miley
3. 788 views
Mortgage Rates In 2001, the mean contract interest ratefor a conventional 30-year first loan for the purchase of a single-family
1. 1 answer
2. asked by Curtis
3. 780 views
4x-y+z=-52x+2y+3z=10 5x-2y+6z=1 solving x,y,z with Matrices
1. 0 answers
2. asked by yumei
3. 772 views
Original Question:Neutral metal sphere A, of mass 0.10kg, hangs from an insulating wire 2.0m long. An identical metal sphere B,
1. 0 answers
2. asked by Alex
3. 762 views
Original Question:Neutral metal sphere A, of mass 0.10kg, hangs from an insulating wire 2.0m long. An identical metal sphere B,
1. 0 answers
2. asked by Alex
3. 753 views
A television uses a current of 1.5A at 120V. The television is used 2 hours. Calculate the power used in KW and the energy used
1. 1 answer
2. asked by chantel
3. 752 views
How do telescopes work?
1. 1 answer
2. asked by Anonymous
3. 751 views
What is the pH of the solution created by combining 1.30 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?This is
1. 1 answer
2. asked by Marie
3. 750 views
Hey guys my Econ final is on Tuesday and I could use some help. These are 4 example questions true/false with explanation
1. 1 answer
2. asked by Zach
3. 746 views
2(a)Consider the arithmetic progression with terms A3=-2 and A12=23. Find the sum of A1+......+A40 (can do)(b)In 1800 the
1. 1 answer
2. asked by Anonymous
3. 730 views
A rectangular area is to be enclosed and divided into thirds. The family has $700 to spend for the fencing material. The outside
1. 1 answer
2. asked by RAY
3. 726 views
Since it is the very nature of terrorism not only to cause immediate damage but also to strike fear in the hearts of the
1. 2 answers
2. asked by Kay
3. 714 views
Commercial hydrazine is sold as a 64% solution. Using that as your starting material, how would you prepare a 5% solution of
1. 3 answers
2. asked by ~christina~
3. 707 views
Calculate the relative error to the nearest tenth, compared to the actual measurements, given the following swimming pool
1. 2 answers
2. asked by Anonymous
3. 706 views
Here's one of the questions I have problems with:cube root of (x+2)=6th root of (9x+10) A. -1, 6 B. [-13 +/- sqrt(193)]/2 C. 1,
1. 1 answer
2. asked by Jennifer
3. 694 views
How do the reproductive and hormonal systems of the human body interact and support each other?
1. 0 answers
2. asked by Bobby
3. 693 views
January 1, 2008 Timber Company incorporated in the State of Pennsylvania. Initially it issued stock to three stockholders, Bob,
1. 2 answers
2. asked by Anonymous
3. 688 views
The interest rate on an equity line of credit was 6 3/4 % last year. This year the interest rate is 9 1/2 %. How many percentage
1. 1 answer
2. asked by Ree
3. 673 views
In an orthonormal system, you're given the following: Point P(1,2)Lina a=cartesian eqn:4x-3y+6=0 Line b=parametric eqns:x=-5+3&
1. 0 answers
2. asked by Anonymous
3. 672 views
why do plants of arid environments have fewer smaller vessels than plants of moist environments?
1. 0 answers
2. asked by natash
3. 670 views
are there any websites that have short essays on race/culture by authors like mark twain, amy tan, etc?
1. 3 answers
2. asked by arielle
3. 668 views
1(a)Glasses are piled upon each other to form a tower.The rows are numbered,beginning with the top row.There is a single glass
1. 1 answer
2. asked by Anonymous
3. 664 views
What is the pH value if you take into account that the 8.00 mL of 0.10 M HCl was first diluted with 100 mL of waterand titrated
1. 2 answers
2. asked by Jason
3. 662 views
Dr. Bobok well here is what i have gotten so far: on the problem H2O: 1.118 mol C2O4: .58681 mol Fe 3+: .2025 mol K^+: .3862 mol
1. 1 answer
2. asked by LT
3. 656 views
1. Find the value of 5 + 8 x 2 divided by 4 - 112. Evaluate (a-y)^2 + 2y^3, if a =2 and y= -3 3. Evaluate -|a-3b|, if a=-2 and b
1. 1 answer
2. asked by PJ.
3. 648 views
the length of a playground id 6 meters less than 3 times its width. If the perimeter of the playground is 100 meters what is the
1. 2 answers
2. asked by Angie
3. 646 views
HiI have this question regarding ellipses. the equation is.. x^2/25 + y^2/169= 1 it asks for major and minor axis (i got 10 and
1. 0 answers
2. asked by samantha
3. 638 views
(a)Consider the function:f(x)=(7x+13)/(13x-1) (i)Calculate the exact values of the coordinates of the points of intersection of
1. 0 answers
2. asked by Anonymous
3. 638 views
In 1988, President Ronald Regan signed legislation which apologized stated that government action were based on "raced
1. 1 answer
2. asked by Sue
3. 625 views
How do I find the percent composition ofH2O: 20.14grams C2O4: 51.64grams Fe 3+: 11.34grams K^+: 15.06 grams and the empirical
1. 3 answers
2. asked by LT
3. 623 views
Author are typically paid a royality which is a fixed percentage of revenue; a common figure 10% of sales revenue. Show that the
1. 1 answer
2. asked by Zio
3. 622 views
What British commander finally stopped Rommel advance across North Africa at the Battle of El Alamein in 1942, driving the Axis
1. 1 answer
2. asked by Sue
3. 614 views
What conditions must be kept constant for a fair test for the amount of carbon dioxide against the rate of photosynthesis of
1. 0 answers
2. asked by Zahra
3. 614 views
Which of the following has the largest molar mass?A. Water B. isopropanol C. ethanol
1. 1 answer
2. asked by Anonymous
3. 600 views
What could you infer/say if a person could distinguish the difference between regular and low fat foods?It's for my science fair
1. 0 answers
2. asked by Confused
3. 592 views
I am writing a story about a girl who is living a stable life that she has created for herself. However, her biological sends
1. 1 answer
2. asked by bill
3. 587 views
As sebum secretion increases, the skins permeability to water will?
1. 1 answer
2. asked by sam
3. 583 views
the enivronment that is most favorable to an organism,s survival is itsrange of tolerance optimum conditions preferred
1. 1 answer
2. asked by bertha
3. 566 views
The one-to-one functions g and hare defined as follows.g={ (-7,-4), (-2,-9), (3,2), (8,-1) } h(x)= 4x +9 Find the following:
1. 0 answers
2. asked by Tegan
3. 564 views
Hey I need a source that tells me the effects of seismonsastic movements on the growth of plants. Thanks!
1. 1 answer
2. asked by Matt
3. 560 views
several factors people considered before investing in any financial instrument
1. 2 answers
2. asked by rosa
3. 553 views
How can I transform the equation 4=x-y into one that begins with "y="?Would I subtract x from both sides to get -x+4=-y? This
1. 1 answer
2. asked by Anonymous
3. 553 views
is cassius honestly opposed to tyranny?
1. 1 answer
2. asked by the tradgedy of julius caeser
3. 550 views
If the process of ion attraction within the nephron is not functioning properly what would you expect to find in the blood and
1. 0 answers
2. asked by Miley!
3. 548 views
If I have 4 standard deviations, how do I find the SD of the distributions of all of them?They are: .15 .16 .14 .15
1. 0 answers
2. asked by MW
3. 542 views
Can you provide a research example where all the human rights were respected and one or more were violated in Healthcare
1. 1 answer
2. asked by Laly
3. 538 views
the amount of damaged epithelial tissue would most likely be greates in what type of fracture?
1. 0 answers
2. asked by sam
3. 535 views
what might you have if you don't feel well
1. 2 answers
2. asked by Ashley
3. 529 views
I have done this problem alot and still don get it can some one help me??Thank you Solve 3/x-9 + 6/(x-9)^2
1. 1 answer
2. asked by Danny
3. 528 views
Do you culturally identify more with the ethnic group you examined?
1. 1 answer
2. asked by sharen
3. 524 views
what is magnesium?
1. 2 answers
2. asked by chantel
3. 520 views
Why does it take longer for strong acids to react than weak acids?
1. 4 answers
2. asked by phil
3. 520 views
If an astronaut returned to earth after a 180 day stay in a weightless space station he would have a decrease in bone mass? true
1. 0 answers
2. asked by sam
3. 502 views
Identify a research study in the area that has marked cultural, ethical, or legal connotations.
1. 1 answer
2. asked by Christy
3. 500 views
If the process of ion attraction within the nephron is not functioning properly what would you expect to find in the blood and
1. 0 answers
2. asked by Montana
3. 500 views
I need help solving this. I've never been really good with fractions, so, that's probably why.:3p/8 + 7p/16 - 3/4 = 1/4 + p/16 +
1. 1 answer
2. asked by Mitch
3. 485 views
I need help solving this logarithmic equation: ln x + ln (x+3) = 1.I know ln x + ln (x+3)=ln [x(x+3)] and that is ln x^2 + 3x
1. 2 answers
2. asked by Kelsey
3. 468 views
i have to make a small invention
1. 2 answers
2. asked by Anonymous
3. 464 views
How do you do questions like this:-9y-12=93 I need to know the steps as well.
1. 1 answer
2. asked by Alyssa
3. 464 views
What specific services are provided in hospital emergency rooms?
1. 2 answers
2. asked by Patra
3. 461 views
why does the solubility of ytterbium sulfate decrease with temperature?
1. 0 answers
2. asked by Anonymous
3. 396 views
x-y=5x+2y=7
1. 3 answers
2. asked by kandy lian
3. 351 views
8(5-n)=2n
1. 1 answer
2. asked by christine
3. 326 views
8(5-n)=2n
1. 1 answer
2. asked by christine
3. 321 views
x2-x=30
1. 1 answer
2. asked by Carmen
3. 313 views
x^2 /2 + 1 /x-1
1. 1 answer
2. asked by Anonymous
3. 270 views

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