Friday
December 2, 2016

Posts by Claire

Total # Posts: 674

business-location
Ready Mix Concrete Company is planning on developing new markets in a growing community. It had recently acquired large orders in three locations: downtown, at a mall, and in a suburb. The destinations and loads to be delivered are the following: Delivery Site: Downtown ...
October 24, 2010

naming compounds
thanks:)
October 19, 2010

naming compounds
write the name of this compound:(charge) Pb(2+)Cl2 is lead(II)chloride so.. i just need to know if my answers correct. thanks:)
October 19, 2010

chem- ion
oh i got it!! nevermind.
October 19, 2010

chem- ion
naming chemical compounds. I don't really get how you get the symbol from the word or the other way around for polyotomic ions so.. here are some examples that a website gave me: this is wut the site said to do:(Its confusing to me) The name of the compound should have a ...
October 19, 2010

Chemistry
The U.S. Food and Drug Administration lists dichloromethane (CH2Cl2) and carbon tetrachloride (CCl4) among the many cancer-causing chlorinated organic compounds. what are the partial pressures of these substances in the vapor above a mixture containing 1.75 mol of CH2Cl2 and 1...
October 18, 2010

Maths
Solve for x: 5sin(2x) + cos(x) = -1.916 Can someone please show me the steps?
October 17, 2010

poems
I tried the iambic tetrameter type but i just couldn't find good enough words. But, i did try to make it follow a patttern(with each sentence starting with you and then a verb. Do you think it is better written now? Oh, picture in a picture frame. You write a story with ...
October 17, 2010

poems
for english class i have to write a poem personifying something. I chose to personify a picture in a picture frame. I am not at all good at poems and was wondering if you guys could read mine and tell me what changed i should make and if its really bad and i should just start...
October 17, 2010

personification poem
for english class i have to write a poem personifying something. I chose to personify a picture in a picture frame. I am not at all good at poems and was wondering if you guys could read mine and tell me what changed i should make and if its really bad and i should just start ...
October 16, 2010

Engineering Kinematic
The particle travels along the path defined by the parabola y=0.5(x^2). If the component of velocity along the x-axis is v=5t [m/s], determine the particle's distance from the origin and the magnitude of its acceleration when t=1s. The initial condition is t=0, x=0 and y=0...
October 16, 2010

science
how do I make a simple model cell?
October 11, 2010

re
how does the 'lords prayer' describe god.
October 9, 2010

Need help creating a monthly cash budget (hwk)
I started, but don't know if I'm going in the right direction: Here is the information on the sheet: Your carpet cleaning entrepreneurship: Supposed that your hometown is Petoskey, Michigan. After college graduation you decided to go into business for yourself because ...
October 2, 2010

Accounting help
I'm trying to make an income statement...for sales revenue out of this information what do I add up? Sales Revenue Forecast: June (actual) 24,000 July (actual) 20,000 August 28,000 September 52,000 October 44,000 November 76,000 December 96,000 January 22,000 February 32,...
September 25, 2010

business law
I already have the case, I need help answering the questions.
September 17, 2010

business law
I need help answering questions to a case that is in my business law book. The case is Granholm V. Heald and the questions are: What if the facts were different? Suppose that the states had only required the out-of-state wineries to obtain a special license that was readily ...
September 17, 2010

history
how did the romans built cities and showed us how to organize these?
September 14, 2010

college
what quantity x of a 65% acid solution must be mixed with a 20% solution to produce 300 mL of a 45% solution
September 2, 2010

math
Determine the x-intercept and y-intercept of 3x - 6y = 12.(Points : 2) (9, 0) and (0, -3) (4, 0) and (0, -2) (-4, 0) and (0, 4)
August 31, 2010

Inverse Functions & Trig. Equations
7. Evaluate sin[sin^-1(-1/2)]. a. 1/2 b. ð /6 c. -1/2 d. - ð /6 8. Evaluate cos[tan^-1(5/12)]. a. 12/13 b. 12/5 c. 5/12 d. 5/13 9. Evaluate cos[sin^-1(-3/5)]. a. -4/5 b. 5/4 c. 4/5 d. -3/4
August 7, 2010

trig
8. Write the equation for simple harmonic motion given that the amplitude is 5 centimeters and the frequency is 2/ ð cycles per second. Assume that the maximum displacement occurs when t = 0. a. y = 5sin4t b. y = 5cos2t c. y = 5cos4t d. y = 5sin2t 9. Write the equation for...
August 6, 2010

Thermodynamics
A turbine operating under steady flow conditions receives steam at the following state: pressure 13.8 bar, specific volume 0.143 m^3/kg, specific internal energy 2591kJ/kg and velocity 30m/s. The state of steam leaving the turbine is as follows: pressure 0.35 bar, specific ...
June 3, 2010

Electronics
How does a thyristor work when using ac voltage?
May 23, 2010

geography
The answer is A. Chinese Characters alone give no clue to the pronunciation.
May 8, 2010

chemistry
Given: H2 (g) + O2 (g) ⇌ H2O2 (g) K = 2.3 x 106 at 600 K 2 H2 (g) + O2 (g) ⇌ 2 H2O (g) K = 1.8 x 1037 at 600 K Calculate Gº for the following reaction: H2O (g) + 1/2 O2 (g) ⇌ H2O2 (g)
May 3, 2010

chemistry
In diatomic molecules of elements, the electronegativites of the two atoms are _________, so the electrons are shared ___________.
April 26, 2010

U.S. History
Who benefitted more from the compromise of 1850, the north or south?
April 20, 2010

Electronics
A series circuit consists of a 12V source, a 470ohm resistor(R1), a 330ohm resistor(R2) and a diode. If the diode is reverse biased, what is the value of V(R1) and V(R2)?
April 17, 2010

moments of inertia
I determined the area moment of inertia and the product of inertia of the cross-section of a beam about the centroidal axes using equations. I am now asked to design an experiment to verify the results that I obtained through equations. Can someone please suggest an experiment...
April 7, 2010

Chemistry
Thank you! That was very helpful. My final answer for the pH was 1.39. Is that correct?
March 31, 2010

Chemistry
At 300.K and 1.00 atm, assume that 25 mL of NO gas reacts with 22 mL of oxygen gas and excess water to produce nitric acid according to the following equation: 2NO(g)+(3/2)O2(g)+H2O(l)-->2HNO3(g) If all of the nitric acid produced by this reaction is dissolved into 25 mL of...
March 31, 2010

finance
A machine cost $ 4,000. It lasts 2 years and has no scrap value (that is, it has no value at the end of those two years of use). In each year, it produces $ 2400 in income. Should the firm invest in the machine if the interest rate is 10%? Should the firm invest in the machine...
March 28, 2010

4th grade English
Please check the following, thanks. First Syllable Accented Cancel Chamber Gather Tender Damage action Second Syllable Accented Frosty Mustang Convince Belief Behave Certain Remind Confuse Contain
March 26, 2010

science
How does the rainshadow effect happen?
March 23, 2010

ALGEBRA
Sqrt(x+3)+1-1=8-1 [sqrt(x+3)]square=7square x+3-3=49-3 x=46
March 23, 2010

Thermodynamics
a rigid vessel of volume 1m(^3) contains steam at 20bar and 400 degrees Celcius. The vessel is cooled until the steam is just dry saturated. Calculate the mass of steam in the vessel, the final pressure of the steam and the heat rejected during the process. The answers should ...
March 12, 2010

Incorrect comma usage?-
Thank you!
March 11, 2010

Incorrect comma usage?-
This begins with the titan Cronos’ mother, Earth, who encourages her children to overthrow their father, Heaven, because out of dislike, he keeps them locked away. does this look right?
March 11, 2010

Writing
I've had to change my paper a bit, because my professor wants it firmly based in the archaic age, but not directed to a particular polis. From what I understand, I should have a central idea (e.g. women were seen as inferior) that is directly represented within the texts, ...
March 10, 2010

Writing / Thesis help
Women in Archaic life and literature were viewed as a necessary evil. Opinions on this one?
March 10, 2010

Writing
Okay, I'm back. :) This is long, sorry! Here is the prompt: Explore the role of women in Archaic Greek society as presented in the literature examined in class. **You might consider how women were viewed relative to men, how they interacted with men, how women related to ...
March 10, 2010

Writing / History
Thank you! I'm going to stop by my uni's writing center tonight, and then I'll probably repost. :)
March 9, 2010

Writing / History
Help needed coming up with a specific thesis. Here is the prompt: Explore the role of women in Archaic Greek society as presented in the literature examined in class (The Iliad, Sappho's poems, Archilochus, and a book about Ancient Greece by Thomas Martin). **You might ...
March 9, 2010

Mechanics of Materials
Thanks a lot!! :)
March 6, 2010

Mechanics of Materials
A railroad is laid so that there is no stress in the rails at 20 degrees celcius. Calculate the stress in the rails at -6 degrees celcuis if all the contraction is prevented. Take E=206GPa and linear coefficient of expansion is 12 x 10^(-6) /deg celcius. If, however, there is ...
March 6, 2010

3rd grade
Why are people fearful & excited about Ellis Island?
March 1, 2010

math
The brightness of a light bulb varies inversely as the square of the distance from the source. If a light bulb has a brightness of 300 lumens at 2 ft, what will its brightness be at 10 ft?
February 8, 2010

math
The brightness of a light bulb varies inversely as the square of the distance from the source. If a light bulb has a brightness of 300 lumens at 2 ft, what will its brightness be at 10 ft?
February 8, 2010

Science
Photoperiod: a plants response to lenghths of daylight and darkness each dayy
February 8, 2010

trig
find all solutions of the equation tan(sq)x=1
February 8, 2010

MLA english question
My professor said "2) Be sure to footnote your writing when necessary. Of course you do not have to footnote general information, and the difference is not always to see! If you're in doubt, footnote a whole paragraph, or even one sentence. By the way, you may use ...
February 8, 2010

Maths
If z=(x^n) f(x/y), where f is an arbitrary function, show that: x(partial z/partial x) + y (partial z / partial y) = nz Can someone please show me how to work it out? Thanks!
February 3, 2010

Maths
If y is a function of x and z = e^z, show that: x (dy/dx) = (dy/dz) and (x^2) (d2y/dx2) = (d2y/dz2) - (dy/dz) I managed to work out the first part. But I don't know how to prove the second part. Can someone please show me how? Thanks!
February 3, 2010

trig
what is the exact value of 7pi for all trig func.?
February 1, 2010

Materials - Chemistry
Distinguish between the two main types of interstitial sites in metallic crystal lattices. Discuss the importance and potential uses of these sites. Can someone please tell me what are the two types? Thanks!
January 30, 2010

Maths
Find the value of theta: -810Cos(theta) + 135 + 2430 Sin(theta)Cos(theta) = 0 Can someone please show me how to simplify it to find the value of theta? Thanks!
January 26, 2010

Electricity
A 3-phase 50Hz, 8 pole induction motor has an effective stator to rotor turns ratio of 4:2, rotor resistance 0.2ohms and rotor standstill reactance 0.3ohms. Calculate the starting torque and maximum torque. At full load the slip is 0.08. Calculate the torque, mechanical output...
January 21, 2010

Electricity
RCL Circuits electricity!? A 50V, 50Hz supply is connected to a series circuit consisting of a resistance, a 20mH inductor and a capacitor. a) Find the value of the capacitance and the power dissipated in the circuit when: (i) The current has a magnitude of 25A and leads the ...
January 21, 2010

spelling
What is an analogy for the word fly that starts with the letters scr, spr, str and thr that has 4 letters?
January 14, 2010

Maths: Partial Differentiation
1) If x = rcos theta and y = r sin theta, show that partial r / partial x = cos theta and find partial theta / partial x. 2) If z = sin theta.sin phi.sin gamma, and z is calculated for the values theta = 30degrees, phi = 45 degrees and gamma = 60degrees, find approximately the...
January 9, 2010

Maths
Solve the differential equation: d2y/dx2 - 2 dy/dx + y = 3sinhx The answer should be: y(x) = e^x (Ax+ B) + ( 3^8 )(2[x^2][e^x] - [e^-x] ) Can someone please show me how to work it out?
November 30, 2009

Computer Programming
/* Develop a C program that will determine if a department store customer has exceeded the credit limit on a charge account. For each customer, the following facts are available: a) account number b) Balance at the beginning of the month c) Total of all items charged by this ...
November 22, 2009

Physics
e) Adjust the amplitude control of the function generator until the signal has a 6V peak-to-peak swing. The resultant form will have the following mathematical equation: v = Vm sin2(pi)ft = 3sing2(pi)500t f) The sinusoidal signal 3sin2(pi)500t has an effective value determined...
November 19, 2009

Biology
I read it wrong, phew. Thank you!
November 17, 2009

Biology
Okay, I need help. "If short hair (L) is dominant to long hair (l), then what fraction of the offspring produced by a cross of Llxll will be homozygous dominant? a) 1/2 b) 1/4 c) 1/3 d) none (no change of this offspring) The key says that it's d, but when I do the ...
November 17, 2009

English
Hi, I'm reading "A Room of One's Own" (Chapter 3) and being asked what this quote means: "Perhaps now it would be better to give up seeking for the truth, and (!) receiving on one's head an avalanche of opinion hot as lava, discoloured as dish-water...
November 15, 2009

Biology I
Hi! Hoping someone knows this/has some on hand. Without being combined with anything, what colour is Pb(C2H302)2 (lead acetate)? My lab partners and I forgot to note the original colour. Please help if you can. I googled it, but couldn't find an answer. Thanks!
November 10, 2009

maths
if f(x)=(x^2)(e^x) prove by induction that the nth derivative is (x^2 +2nx +n(n-1)(e^x) thanks
November 8, 2009

maths
if f(x)=(x^2)(e^x) prove by induction that the nth derivative is (x^2 +2nx +n(n-1)(e^x) thanks
November 7, 2009

C Programming
I don't know what happened but it worked now when I pasted the code that you used! Thanks a lot! You were really helpful :)
November 6, 2009

C Programming
It still won't work but thanks a lot!!
November 6, 2009

C Programming
Thanks! But even after I changed the ampersand, it still gives me an error. It says error C2065: integer1 undeclared identifier error C2065: integer2 undeclared identifier and refers to the lines where there is the scanf of both integers.
November 6, 2009

C Programming
I am trying to find the sum of two integers. I entered the following program into the Visual Studio and it is telling me that there are errors. Can someone tell me where they are please? #include <stdio.h> int main( void ) { int integer1; int integer2; int sum; printf( &...
November 6, 2009

Physics 10th Grade
That makes sense, but what kinda of formula would i then use to solve it? I;m only going off of powerpoints its kinda bad.
November 5, 2009

Physics 10th Grade
Hi im kinda confused still on Pulley systems and hoping someone can help me out. The two masses (m1 = 5.5kg and m2 = 3.0kg) in the Atwood's machine shown in The Figureare released from rest, with at a height of 0.89m above the floor. When m1 hits the ground its speed is 1....
November 5, 2009

Maths
What is the intergral of: 2x/[(x+1)^3] dx Can someone show me how to work to work it out please? Thanks!!
November 4, 2009

Physics
A 2-hp motor drives a sanding belt. If the efficiency of the motor is 87% and that of the sanding belt 75% due to slippage, what is the overall efficiency of the system? The answer has to be 65.25%. Can someone please help me to work it out?
October 24, 2009

college history
I am having a difficult time comparing, contrasting, and explaining historical institutionalism and rational choice institutionalism for a paper because I do not understand these two theories at all. PLEASE HELP!! (wikipedia cannot be used as a source of information in my paper)
October 22, 2009

History
Thanks. I'll try to work from that.
October 22, 2009

History
I am having a difficult time comparing, contrasting, and explaining historical institutionalism and rational choice institutionalism for a paper because I do not understand these two theories at all. PLEASE HELP!! (wikipedia cannot be used as a source of information in my paper)
October 22, 2009

9th grade Spanish
Write a letter to a new pen pal. Hola, Yo me llamo Claire y you tengo 14 anos. Yo tengo dos hermanas. Ellos tienen 16 y 11 anos. Ellos se llaman Erica y Amelia. Me gusta la pizza y el chocolate. No me gusta huevos. Que te gusta comer? Yo me gusta eschuchar el radio y dormir. ...
October 22, 2009

technology for Spanish?
No, it can't read Spanish... I will still have to listen letter for letter.
October 22, 2009

technology for Spanish?
ñ % é Yes!! Yes! Yes!!!! I've got it working! Thank you so much, I changed the keyboard and then did alt and it worked. I'll be really happy if the screen reader can read in Spanish, too!
October 22, 2009

technology for Spanish?
I tried doing alt with 164, etc. But with a screen reader, alt and then 1 has another function so i can't do an accent.
October 22, 2009

technology for Spanish?
Could you give me a link where I can try and download accent marks? I have tried going on some sites and I can't download accent marks.
October 22, 2009

Spanish
Does anyone know how to get a screen reader in Spanish? It's so frustrating reading every letter in every word.
October 22, 2009

science
Oops, I forgot.. The nucleus is the part of the cell that has the information to create a new organism.
October 21, 2009

science
Assignment says label the parts of a plant cell. I'm blind so I'm going to write the names and put their functions. Cell wall, strenghthens the cell. vacuole is where the cell sap is produced. cell membrane is on outside on the cell. It controls what goes in and out of...
October 21, 2009

math
How do I solve absolute value bar 5p plus 12 absolute value bar equals 7?
October 21, 2009

Engineering
The boat is to be pulled onto the shore using two ropes. If the resultant force is to be 400N, directed along the keel, determine the magnitudes of forces T and P acting in each rope and the angle theta of P so that the magnitude of P is a minimum. T acts at 30 degrees from ...
October 13, 2009

math, blind student
What is a scatter plot? My math book is on tape and I have no idea what I'm supposed to do.
October 13, 2009

Chemistry
STEP 1 equation: CH4 + Cl2 --> CH3Cl + HCl STEP 2 moles of CH4: CH4 = 12.01 g + (1.008 g x 4) = 16.042 g/mol 20.5 g CH4 x (1 mol CH4 / 16.042 g CH4) = 1.28 mol CH4 STEP 3 moles of Cl2: Cl2 = (35.45 g x 2) = 70.9 g g/mol 45.0 g Cl2 x (1 mol Cl2 / 70.9 g Cl2) = 0.63 mol Cl2 ...
September 29, 2009

Econ
What would you pay today for a twenty year, 8% semiannual coupon bond with a face amount of $10,000 if you desired a 10% annual return (coumpounded semiannually)?
September 20, 2009

Physics
A 20.0 kg box rests on a table. what is the weight of the box and the normal force acting on it? A 10.0 kg box is set on top of the 20.0kg box. Determine the normal force that the table exerts on the 20.0kg box and the normal force that the 20.0kg box exerts on the 10.0kg box.
September 3, 2009

4th Grade Language Arts
Can you please check my answers. I made the answers in capital letters. Directions, Choose the simple subject in each sentence. 1. The annual kite contest takes place this weekend. KITE 2. Fifty contestants are competing for first prize this year. CONTESTANT 3. The rules ...
September 2, 2009

9th grade
subtract 2 from each side which cancels the 2 and makes 4 instead of 6 then divide by 6 canceling the original 6 and dividing 4 by six. four divided by six is .6666 or in other words 2/3
September 1, 2009

4th grade Language Arts
I don't think you are understanding the questions. Because I'm not looking for the verb on the first 5 sentences and your missing number 10...I think the numbers you gave me are off for the answers.
August 28, 2009

4th grade Language Arts
Find the complete subject. I put the complete subject in ( ). 1. (Ramon travels) to many countries for his job. 2. (My mother) will meet him at the airport. 3. (He sometimes) stays at our home. 4. (Ramon bought) us presents from Holland last year. 5. (My family enjoys hearing...
August 28, 2009

9th Algebra
7/20
August 25, 2009

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