Thursday
December 25, 2014

Posts by Lauren


Total # Posts: 1,549

nonfiction
I just took the test and got a hundred the answers are a a b c c b d a a c c a b d b c c d c b
October 1, 2008

Dynamath for October
Supermath Electoral votes exactly adding up to Mccains 72??? You have to go over to 75? Right??
September 29, 2008

math
the # is 82.406 =)
September 22, 2008

Stevens
How do you analyze this sentence: 'When the rain began, we were playing soccer.'
September 22, 2008

algerbra!
7(n+1)-4n=4 wut is n -7(x-3)=-14 wut is x 8=3+5(y-2) wut is y 2(x-3)+3(x-1)=-5
September 15, 2008

Matematics
D = F/(C-E) Let C be the subject
September 10, 2008

7th grade math
Question: The volume of a cube is 343 mm2. What is the length of one side of the cube?
September 7, 2008

reading
in part 2 of call of the wild what did the dog-driver do 4 buck?
September 4, 2008

9th grade algebra
How do you want me to help you if there isn't even a propblem to help you with.
September 2, 2008

9th grade algebra
First, to complete this problem, you add like terms (2b and 3b)(add them together). Now you should have something like 5b-6. Now add 6 to both sides. Now you should have something like 5b=20. Next you need to divide 5 from both sides. Now you should have b=4. There you go, you...
September 2, 2008

math
i can see them..... they ARE on the current qestions page
September 1, 2008

Algebra
thank you soooo much!
September 1, 2008

Algebra
Triangles C and D are similar. The area of triangle C is 47.6 in(2). The base of Trianfle D is 6.72 in. Each Dimension of D is 6/5 the corresponding dimension of C. What is the Height of D?
September 1, 2008

Chemistry-check answers
length of 12:19 m in kilometers.
August 23, 2008

chemistry
calculate the number of liters in 7.05 x 10 ^-2 m^3
August 19, 2008

chemistry
calculate the number of fluid ounces in 6.03 gal.
August 19, 2008

chemistry
Calculate the number of english tons(2000 lb per ton) in 6.03 lb
August 19, 2008

chemistry
calculate the number of feet in 6.03 miles
August 19, 2008

Math
i dont know
August 5, 2008

math
(Csquared+14c+49)divided(c+7) The quotient is?
July 5, 2008

math
No, that's not what I mean. I am supposed to be changing the equation y= x+6x-16 from standard form to vertex form.
June 16, 2008

math
Sorry. The equation is y=x+6x-16.
June 16, 2008

math
How would I change this problem from standard form to vertex form? The problem is: y+6x-16
June 16, 2008

algebra
At a certain real estate firm,realtors selling homes receive a commission of 7% for the first 140,000 of the selling price, and 5% for any amount exceeding 140,000. A realtor for the firm received 11,350 for selling a house. What was its selling price? I really do not ...
June 8, 2008

algebra
4(2y-5)>3(5y+8)
June 8, 2008

algebra
At a certain real estate firm,realtors selling homes receive a commission of 7% for the first 140,000 of the selling price, and 5% for any amount exceeding 140,000. A realtor for the firm received 11,350 for selling a house. What was its selling price?
June 8, 2008

World History
I have to put together a visual, technological presentation. My topic is on the weapons used in WWII. I need to find info about these weapons, but MOST IMPORTANTLY, I must cover the significance of each as well as provide context in the larger world and analysis of the weapons...
June 7, 2008

World History
I have to put together a visual, technological presentation. My topic is on the weapons used in WWII. I need to find info about these weapons, but most importantly, I must cover the significance of each as well as provide context in the larger world and analysis of the weapons...
June 5, 2008

Spanish
I have to translate these sentences from English to Spanish. Please see if it's accurate. Make any suggestions as needed. 1. Fill a deep-fryer with vegetable oil and heat to 350 degrees 2. Mix the sugar and cinnamon together in a bowl and set it aside. 3. Mix the butter, ...
June 2, 2008

math
-8a+6(a+7)=1 what does a equal? what is the value of a?
May 29, 2008

math
2v+3(8-v)=negative 16 what does v equal?
May 29, 2008

world history
What was the technology, agriculture, trade, religion/belief systems, gender roles, migrations, and population changes of the era of 600-1450 in the Middle East? What about in the 1450-1750? 1750-1914? 1914-present?
May 8, 2008

Physics - Light & refraction
Basically what bobpursely is saying is that you are going from a high index of refraction to a low index of refraction, so you'll have total reflection inside the object. if you are going from air to water, then you are going from a low index to high index, so you won'...
May 2, 2008

math
unscramble this word n d o e p n t i
May 1, 2008

Algebra II
solve the equation e^2 ln x - ln (x+2) = 8/3
April 19, 2008

Finance
What is the purpose, advantages, disadvantages, and type of feedback provided by line-item, performance, and program budgets,
April 18, 2008

Finance
What is the primary difference between a performance budget and a program budget? Why does a human services agency need to know this information?
April 18, 2008

business
How can knowing the cost per output and cost per outcome benefit a human services agency?
April 18, 2008

algebra/inequalities
Damon, Thanks for the help. Let me see if I get it now. So, -2x < -4 divide both sides by -2 answer is x > 2 I had x < 2, but I reverse the sign since I divided by a -2 on both sides, correct?
April 17, 2008

algebra/inequalities
Damon, Thanks for the help. Let me see if I get it now. So, -2x < -4 divide both sides by -2 answer is x > 2 I had x < 2, but I reverse the sign since I divided by a -2 on both sides, correct?
April 17, 2008

algebra/ inequalities
thank you so much!!! i need that help to finish my homework!!!!
April 17, 2008

algebra/ inequalities
Damon, Thanks for the help. Let me see if I get it now. So, -2x < -4 divide both sides by -2 answer is x > 2 I had x < 2, but I reverse the sign since I divided by a -2 on both sides, correct?
April 17, 2008

algebra/ inequalities
Posted by lauren on Thursday, April 17, 2008 at 8:45pm in response to ALGEBRA. the problem is 92 is greater than or equal to negative 4p. why is the answer p is greater than or equal to negative 23? I am confused! why is it not p is less than or equal to negative 23?
April 17, 2008

Geometry
Can someone tell me how to solve these proportions? Thank you 5 7 ---- ----- = x - 1 x
April 13, 2008

Science
A patients drip bag is hung a high on a stand.The liguid flows into their blood to give them food or drugs.Explain why the bag is raised up using the words water pressure and weight.
April 12, 2008

social studies
guinea has about how much of the worlds bauxite reserves (percentage)?
April 9, 2008

Social Studies
ya but i dont have money
April 8, 2008

emergency!!!!!!!!!!!!!
Congo and Gabon won their independence from what European country? What west african country has the largest population in africa? What is nigeria's major mineral resource and largest export (same thing)?
April 8, 2008

Social Studies
Congo and Gabon won their independence from what European country? What west african country has the largest population in africa? What is nigeria's major mineral resource and largest export (same thing)?
April 8, 2008

Science
What might happen to a inflated ballon if you take it up a mountain?
April 8, 2008

math pre-algebra with pizzazz
i cant figure out how to do this?will you give me the answers?
April 6, 2008

health
Exercise 10.1 Variable Cost = = = $3.93 Variable Cost = $3.93 per unit Fixed Costs: At an activity level of 4,900, Total Cost = $26,000 Since Total Cost = Variable Cost + Fixed Cost So: $26,000 = Fixed Costs + $3.93x (where x is the number of meals served) $26,000 = Fixed Cost...
April 4, 2008

health
I am working on a project that has to deal with Break even points, fixed cost and varible cost, I am not understanding how to do this. any help would be nice. Here is the balance sheet that I am working of of. I have to find the fixed cost, break even point and variable cost...
April 4, 2008

12th grade math help!!!!
I fail to see how that relates to math
March 28, 2008

Math
The graph and table below give the monthly principal and interest payments for a mortgage from 1999 to 2004. Use this information to predict the payment for 2005.
March 16, 2008

Chemistry
The reaction 2NO + Cl2 <==> 2NOCl has Kc= 210 what is the equilibrium concentration of NO in moles per liter given the following Cl2= .46 NOCl= .43M at equilibrium. So far all ive gotten is 210= [.43]^2/[.46][NO]^2 where do I go from here please
March 12, 2008

Physics
Our teacher gave us a scenario we have to prepare to solve for a lab tomorrow: He has one of those toy flying airplanes suspended from the ceiling on a string of some length. He is going to charge it and start it spinning, and we have to figure out how long it takes for the ...
March 11, 2008

Math Algebra
Use the quadratic formula to solve for the variable, p. I would use google or another search engine to find the formula so you can plug all the numbers in correctly.
March 11, 2008

bio
In the four steps of "AEROBIC CELLULAR RESPIRATION" where do the Intermediate Step take place in a cell; Krebs Cycle - Where does it take place in a cell?; Electron Transport Chain - Where does it take place in a cell?
March 8, 2008

please check my answer health insurance
Please check my answer thanks :) True or False If an enrollee uses more services then first thought they would per the PPOM calculation then the plan would show a loss for that period I said True
March 6, 2008

Health care please check answer
Please check my answer thank you :) How are children hospitals paid ? (excluded from Medicare acute care PPS) My answer they are paid based on reasonable costs.
March 6, 2008

ratios and rates
Replace each variable with the number that correctly completes each statement: 10 words/2 minutes x 60 minutes/1 hour = x words/1 hour What is x?
March 5, 2008

Spanish
how do you say when
March 3, 2008

Health insurance please check answer
please check my answer thank you very much :) Which health insurance program is designed to complement the retirment survivor , and disability insurance enacted under the Title II of the Social Security Act? I think the answer is Medicare
March 3, 2008

Spanish
What do these phrases mean? I can't find a good spanish to english translater. Al Cafe es el cultivo principal del Valle Central El Parque Nacional Tortuguero, en la costa caribena de costa rica, es hogar de muchas plantas y animales como la tortuga verde, el jaguar y el ...
March 2, 2008

Chemistry
A second order reaction has a rate constant of 8.7x10^-4/(M*s) at 30 degrees C. At 40 degrees C the rate constant is 1.8x10^-3/(M*s). What are the activation energy and frequency factor for this reaction? Predict the value of the rate constant at 4 degrees C
February 29, 2008

Chemistry
The reaction 2B--->C + 2D is found to be zero order when run at 990 degrees C. If it takes 3.3X110^2 s for an initial concentration of B to go from 0.50 M to .20 M what is the rate constant for the reaction? what is the half life of the reaction under these conditions?
February 29, 2008

biology
Hi, I am doing a summary assignment on the Temperate Deciduous Forest Biome and i need help finding "Highlights of abiotic and biotic factors", Climate graph showing temperature and percipitaion, a food web and a map showing Canadian location of The temperate ...
February 26, 2008

math
no, polar bears are artic animals.
February 26, 2008

Science
Can someone please help me.
February 25, 2008

Science
Could you help me formulate a hypothesis that explains the changes in population of the yellow-headed blacbird. Factors that influence this change are; -Air and Water Quality -Climate Change -Human Activities But what could be the hypothesis. Thank you in Advance
February 25, 2008

econ
yes
February 25, 2008

US History
Because most historians back then were white (because blacks werent allowed to go to school). This left many biast things about the slave system and slave trade.
February 25, 2008

geometry
thanks
February 25, 2008

geometry
but don't the altitudes have to be perpindicular to the triangle lines?
February 25, 2008

geometry
What is an easy way to find the orthocenter of a triangle?
February 25, 2008

Chemistry
The reaction X + Y --> Z the reaction rate is for to depend only upon the concentration of X. A plot of 1/X versus time gives a straight line. What is the rate law for this reation?
February 25, 2008

Chemistry
what is the rate law of S2O8^2- + 3I- --> 2SO4^2- + I3-
February 25, 2008

Chemistry
An aqueous solution of a non electrolyte boils at 100.32 degrees C. The expected freezing point for this solution is ______? (Kb water = 0.512 degrees Cm^-1, Kf water= 1.86 Degree C m^-1) a. 0 Degrees b. -0.32 c. -0.83 d. -1.16 e insufficient information
February 25, 2008

Chemistry
The foreces of attraction between molecules of I2 are: covalent bonds ionic bonds dipole-dipole attractions london forces hydrogen bonds
February 25, 2008

Chemistry
The reaction X + Y --> Z the reaction rate is for to depend only upon the concentration of X. A plot of 1/X versus time gives a straight line. What is the rate law for this reation?
February 25, 2008

Chemistry
what is the rate law of S2O8^2- + 3I- ---> 2SO4^2- + I3-
February 25, 2008

Geometry
yep
February 21, 2008

Chemistry
Washing soda is added to hard water to allow soap to lather. A certain brand of washing soda contains partially hydrated sodium carbonate solid. A 0.300 g sample completely reacts with 20.0 mL of 0.250 M hydrochloric acid. a What mass of sodium carbonate was present? b ...
February 19, 2008

Dr. Bob
Dr. Bob, can you please tell me if I did my chem questions right... they have been sitting down there all day and all i need is someone to check if they are right please and thank you
February 19, 2008

Chemistry
To obtain the rate of the reaction 3I-(aq) + H3AsO4(aq) + 2H+(aq) --> I3-(aq) + H3AsO3(aq) + H2O (l) I got that the rate is 1/3 delta [I-]/ delta t = delta [H3AsO4]/ delta t is this correct
February 18, 2008

Chemistry
What is the molecularity of each of the following elementary reactions? A. O+O2+N2----> O3+N2+ B. NO2Cl + Cl---> NO2 + Cl2 C. Cl + H2 ---> HCl + H D. CS2----> CS + S
February 18, 2008

Chemistry
The thermal decomposition of nitryl chloride NO2Cl, 2NO2Cl---> 2NO2 + Cl2 is thought to occur by the mechanism shown in the following equations: NO2Cl---> NO2+ Cl NO2Cl + Cl --> No2+ Cl2 the rate is [NO2][Cl] is this right
February 18, 2008

Chemistry
Write a rate equation showing the dependence of rate in reactant concentrations for each of the following elementary reactions. a. CS2---> CS + S b. CH3Br + OH- --> CH3OH + Br- A. k[CS2][S] B. k[CH3][Br-][OH-]
February 18, 2008

Chemistry
The decomposition of ozone is believed to occur in two steps O3 <==> O2 + O O3 + O ---> 2O2 Identify any reaction intermediate. What is the overall reacion? I got O3 + O3 --> O2 + 2O2
February 18, 2008

Chemistry
To obtain the rate of the reaction 3I-(aq) + H3AsO4(aq) + 2H+(aq) --> I3-(aq) + H3AsO3(aq) + H2O (l) I got that the rate is 1/3 delta [I-]/ delta t = delta [H3AsO4]/ delta t is this correct
February 18, 2008

Chemistry
Iodide Ion is oxidized to hypoiodite ion IO- by hypochlorite ion ClO- in basic solution. The equation is I- + ClO- --- IO- + Cl- Initial concentraition I- ClO- OH- exp 1. 0.010 0.020 0.010 exp 2. 0.020 0.010 0.010 exp 3. 0.010 0.010 0.010 exp 4. 0.010 0.010 0.020 intial rate (...
February 18, 2008

Chemistry
In a kinetic study of the reaction 2NO(g) + O2 --> 2NO2(g) the following data were obtained fro the initial rates if disapperance of NO: Initial concentraition NO O2 Inital Rate NO exp 1. 0.0125M 0.0253M 0.0281 M/s exp 2. 0.0250M 0.0253M 0.0112 M/s exp 3. 0.0125M 0.0506M 0....
February 18, 2008

statistics
Your best friend is 5 months pregnant and wants you to be there when the baby is born. Since the baby was conceived on Labor Day, the delivery might coincide with your annual trip to cabo. the doctor tells you that the gestation period for humans is normally distributed with a...
February 17, 2008

Chemisty
What is the molecularity of each of the following elementary reactions? A. O+O2+N2----> O3+N2+ B. NO2Cl + Cl---> NO2 + Cl2 C. Cl + H2 ---> HCl + H D. CS2----> CS + S
February 17, 2008

statistics
For this class, the first quiz had a mean of 90.4% with a standard deviation od 16.6%. The homework scores have a mean of 81.7% with a standard deviation of 22.28%. Suppose you scored 90% on quiz one and have a homework total of 84%. A)are the reported means and standard ...
February 17, 2008

Chemistry
The thermal decomposition of nitryl chloride NO2Cl, 2NO2Cl---> 2NO2 + Cl2 is thought to occur by the mechanism shown in the following equations: NO2Cl---> NO2+ Cl NO2Cl + Cl --> No2+ Cl2 the rate is [NO2][Cl] is this right
February 17, 2008

statistics
A drug is essential to the profileration of lymphocytes can cause kidney damage in 1% of patients. If the drug is given to 30 patients, find: A)the probability exactly 1 patient suffers kidnay damage B)the probabaility that less than 2 patients suffer kidney damage c) the ...
February 17, 2008

Chemistry
Write a rate equation showing the dependence of rate in reactant concentrations for each of the following elementary reactions. a. CS2---> CS + S b. CH3Br + OH- --> CH3OH + Br- A. k[CS2][S] B. k[CH3][Br-][OH-]
February 17, 2008

Chemistry
The decomposition of ozone is believed to occur in two steps O3 <==> O2 + O O3 + O ---> 2O2 Identify any reaction intermediate. What is the overall reacion? I got O3 + O3 --> O2 + 2O2
February 17, 2008

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