Saturday
December 20, 2014

Posts by ROSE


Total # Posts: 942

english
what are the five basic clues or signals that awriter can use yo guide readers through a peice of writing
May 14, 2010

statistics
Using the 68-95-99.7 rule: Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7 rule to find the following quantities: Suggest you make a drawing and label first… a. (0.1 point) Percentage of scores...
May 10, 2010

psychology
need to identify at least four key milestones in the development of cognitive psychology as a discipline, need some data to help me discuss this question
May 8, 2010

anatomy
If a person has stopped breathing and is recieving pulmonary resuscitation would it be better to administer pure oxygen or a mixture of oxygen and carbondioxide?
May 7, 2010

anatomy
If a person has stopped breathing and is recieving pulmonary resuscitation would it be better to administer pure oxygen or a mixture of oxygen and carbon dioxide?
May 7, 2010

Life orientation
Any human or enviromental problem and the community is Mamelodi
May 3, 2010

psychology
Can I please have some information to help me discuss this question beloww: Analyze at lease two research methods used for uncovering basic emotions
April 30, 2010

Intermediate Algebra
Used ASCII Character Solve for X 5=6x+ 6x=5-9 6x=-4 x=-2/3
April 30, 2010

Intermediate Algebra
Solve this please 5=6x=9 6x=5-9 6x=-4 x=-2/3
April 30, 2010

statistics
At a ski area in Vermont, the daytime high temperature is normally distributed during January, with a mean of 22°F and a standard deviation of 10°F. You are planning to snowboard there this January. What is the probability that you will encounter daytime highs of a) 42...
April 23, 2010

Math
isnt it the sum of the X's squared divided by n or the sample?
April 23, 2010

ap government
What was the Roosevelt court-packing plan? What does it suggest about the relationship between the Supreme Court and the other branches of government?
April 12, 2010

algebra
A student opens a math book to two facing pages.The product of the page numbers is 210.Find the page numbers. The first page is _________ The second page is________
March 29, 2010

history
thank you.. oh i meant to write "food-aid" all in one term... I also have another question.. where can i find information about the affect of lives of people in the colonies during the 2oth century due to capitalism? thanks..
March 18, 2010

history
For my history class I need to identify these terms but do not know where I can find more info about them to make my answer a page long for each... these terms are.. FOOD AID and the Soviet-Afghan War that occured during the 20th century.. thanks
March 18, 2010

psychology
Mrs. Sue, The first question is as follows: Analyze how neuro processes effect behavior and impact the field of biological psychology. the following question must be addressed Describe the role of postsynaptic potentials, synaptic transmission, and receptors in producing and ...
March 13, 2010

psychology
Miss Sue, How are you? It has been a while. Thank you so much for your help. Have a nice evening
March 13, 2010

psychology
Working on a paper entitled: neurological processes. Would like to have some data to help me work on it. Thank you very much.
March 13, 2010

Using the factor Theorem
thank you so much dear mate, yes i took your advise and indeed i got it as a factor:) thank you.
March 13, 2010

Using the factor Theorem
use the factor theorem to determine whether x-c is a factor of f(x) f(x)=x^3+8x^2-18x+20; x-10 I have a doubt in my answer, i determined that x-10 is not a factor... am i right? please verify as my exam is tomorrow night at college. thank you for your time and hard work:)
March 13, 2010

english
thanks again!! :)
March 4, 2010

english
A primary concern is the substantial risks to women's health posed by the extraction procedure and the inability to obtain true informed consent from egg donors given the current lack of adequate safety data. can someone please break this sentence up to make it more ...
March 4, 2010

english
i'm writing a persuasive essay about human cloning (against it). do you knw any good articles that has disadvantages and risks of human cloning? thnx in advance
March 1, 2010

AP World History
I need to write an essay comparing how North American racial ideologies and their effects on society with Latin American/Caribbean racial ideologies and their effects on society. Can't find annnyyythinggg on Latin American/ Caribbean racial ideologies and their effects on ...
February 15, 2010

statitics
find the probility that when 4 managers are randomly selected from a group of 20, the 4 oldest are selected
February 11, 2010

chem
The real equation should be something like this: H2S + O2 -> S + H2O Balancing the equation: 2 H2S + O2 -> 2S + 2H2O The question does not mention anything about methane, CH4. Also, The sulfur in the equation (mistaken as methane, i suppose) is one of the product, not ...
February 9, 2010

Algebra 1
How do you graph y=1/2x+1 y=-3x+8
February 2, 2010

History
Hello, I am doing this History project where we are required to differentiate the violence exerted by the great powers in context of New Imperialism and the First World War. The problem is that I am having trouble finding articles that actually talk about the violence that was...
February 1, 2010

math
what are the x-intercepts here? y=x^2+2x-35 y=x^2+2x-48
February 1, 2010

math
(√12 x √16)/√75 √(12/25) how to simplify these?
February 1, 2010

Math
If qrs / r = s and the value of q is 0, which of the following must be true? Explain why. a) r = 0 b) s = 0 c) s / r = 1 d) qr / r = 1 e) s = 2r
January 30, 2010

Math
Choice C. Thanks.
January 30, 2010

Math
Sorry about that but thanks for your help. a) 4 x 1/10 b) 4 x 1/100 c) 4 x 1/1,000 d) 4 x 1/10,000 e) 4 x 1/100,000
January 30, 2010

Math
In the number 0.3645, which of the following does the digit 4 represent? Explain why.
January 30, 2010

sew
This is the taking of extra measurement on the pattern
January 28, 2010

math
3.0970 x 1500.
January 11, 2010

math
which number sentence is 6 fewer than 11
January 10, 2010

Math
I posed a problem and no one helped me to see how to solve the problem. I don't want you to give me the answer, I want to know how to arrive at the correct answer. Again, Ms. Pecho currently owes $637.50 in simple interest on a loan of $25oo at an annual interest rate of ...
December 31, 2009

Math
Ms. Pecho currently owes $637.50 in simple interest on a loan of $2500 at an annual interest rate of 17%. How long has she had the loan? How do you figure out this problem? I am not merely looking for an answer, I would like to know how to do it to know if he is doing it ...
December 31, 2009

Math
8th grade math. I cannot help my grandson with his math. I do not understand it myself. It is dealing with percentages. I do not understand it.
December 31, 2009

8th grade
I see no school subject box
December 31, 2009

8th grade
Math. I thought it was understood when I said math homework and the question asked about percentages.
December 31, 2009

8th grade
Ms Pecho currently owes $637.50 in simple interest on a loan of $2500 at an annual interest rate of 17%. How long has she had the loan. This is his problem and I have no clue how to help him but I do know the answer he came up with is 18.77. That seems wrong to me.
December 31, 2009

sewing.
1.B 2.A 3.D
December 16, 2009

psychology
Thanks a lot Ms. Sue, It has been a while. How are you?
December 9, 2009

psychology
Ms. Sue, could you help me find some data to answer the question below. What are both the advantages and disadvantages of classifying mental disorders into types and maintaining such taxonomy for clinical reference ? Explain your answer for both. thank you
December 9, 2009

Science
Can you explain how attractions between molecules could cause polar water to have a higher boiling point than a non polar carbon dioxide?
December 1, 2009

college
This was written the first way. Do you still calculate the same way? Thanks for the help!
November 29, 2009

college math
Decide whether the pair of lines is parallel, perpendicular or neither. 5x+3y=4 3x+5y=5
November 28, 2009

algebra
Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 mph and B is traveling at 120 mph. Train A passes a station at 9:10 pm. If train B passes the same station at 9:25pm what time will train B catch up with train A?
November 28, 2009

algebra
Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 mph and B is traveling at 120 mph. Train A passes a station at 9:10 pm. If train B passes the same station at 9:25pm what time will train B catch up with train A?
November 26, 2009

statistics
How do you solve this problem? physical therapy reported that it has been estimated that 80 percent of all lower back pain cases are caused by weak trunk muscles. if 15 patients with lower back pain are examined, what's the probability that 1. exactly 10 have pain caused ...
November 23, 2009

chemistry
Will tetrahedral [ZnABCD]2+ display optical isomerism?
November 21, 2009

Calc
how do I integrate x^4-3y^3+2y^2? thanks
November 21, 2009

chem
why cant the molecule C2H6N exists?
November 17, 2009

literature
Read the following passage from act 3, scene 2.       So we grew together,       Like to a double cherry, seeming parted,       But yet an union in partition; In this passage, Helena is referring both to herself and to A. ...
November 13, 2009

Economics/Algebra
I know the answer for a. Profit maximizing quantity: 450 Profit maximizing price: $55 Profit: $20,250
November 8, 2009

psychology
What are some of the characteristics of a Type A personality? How might having a Type A personality affect a person’s reaction to stress? What would you view as some advantages or disadvantages of a Type A personality?
November 6, 2009

11th grade Physical Science
A 2-kg block rests on a wall that is 3 m tall. What is the gravitational potential energy of the block? The force of gravity on Earth (g) is equal to 9.8 m/s2.
November 2, 2009

Finance
What experience(good or bad)do you (or someone you know)have with IRS or any other taxing authority.
October 25, 2009

Finance
Two things are certain life and death and taxes we often hear. Do you think it is justfied for government to levy taxes why or why not.
October 25, 2009

physics
A 2-kg block rests on a wall that is 3 m tall. What is the gravitational potential energy of the block? The force of gravity on Earth (g) is equal to 9.8 m/s2.
October 22, 2009

chemistry
The mass of a golf ball is 45.9g . If it leaves the tee with a speed of 80.0m/s , what is its corresponding wavelength?
October 21, 2009

chemistry
The mass of a golf ball is 45.9g . If it leaves the tee with a speed of 80.0m/s , what is its corresponding wavelength?
October 21, 2009

Chemistry
What minimum frequency of light is required to ionize potassium in419 KJ/mol?
October 21, 2009

Chemistry
A microwave oven operates at 2.40 GHz . What is the wavelength of the radiation produced by this appliance?
October 20, 2009

Chemistry
A radio station's channel, such as 100.7 FM or 92.3 FM, is actually its frequency in megahertz (MHz), where 1 MHz=10^6 Hz . Calculate the broadcast wavelength of the radio station 107.1 FM.
October 20, 2009

chemistry
How many grams of Na2CO3 can be produced from 2.715 g NaHCO3?
October 17, 2009

chemistry
How many grams of Na2CO3 can be produced from 2.715 g NaHCO3?
October 17, 2009

Chemistry
A 2.85g sample of an unknown chlorofluorocarbon is decomposed and produces 560mL of chlorine gas at a pressure of 754mmHg and a temperature of 298K . What is the percent chlorine (by mass) in the unknown chlorofluorocarbon?
October 16, 2009

Chemistry
A 260-ml flask contains pure helium at a pressure of 756torr . A second flask with a volume of 470ml contains pure argon at a pressure of 717 torr . A)If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial pressure of helium? B)If ...
October 16, 2009

Chemistry-Please help
When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reaction CaCO3(s)---->CaO(s)+CO2(g) How many grams of calcium carbonate are needed to produce 59.0L of carbon dioxide at STP?
October 16, 2009

Chemistry-Please help
If 1.00mol of argon is placed in a 0.500- container at 28.0 degree Celsius, what is the difference between the ideal pressure (as predicted by the ideal gas law) and the real pressure (as predicted by the van der Waals equation)? For argon,a=1.345(L square. atm)/mol square and...
October 16, 2009

Chemistry-Please help
A 3.00-L flask is filled with gaseous ammonia, . The gas pressure measured at 17.0 degree celsius is 2.35atm . Assuming ideal gas behavior, how many grams of ammonia are in the flask?
October 16, 2009

Chemistry-Please help
How many air molecules are in a 12.0*12.0*10.0 ft room? Assume atmospheric pressure of 1.00 atm, a room temperature of 20.0 degree Celsius , and ideal behavior. Volume conversion:There are 28.2 liters in one cubic foot.
October 16, 2009

Chemistry-Please help
In an air-conditioned room at 19.0 degree celsius , a spherical balloon had the diameter of 50.0cm . When taken outside on a hot summer day, the balloon expanded to 51.0cm in diameter. What was the temperature outside in degree celsius? Assume that the balloon is a perfect ...
October 15, 2009

Chemistry-Please help
Air is about 78.0% nitrogen molecules and 21.0% oxygen molecules. Several other gases make up the remaining 1% of air molecules. A)What is the partial pressure of nitrogen in air at atmospheric pressure (1 atm)? Assume ideal behavior.
October 15, 2009

8th grade literacy
what is the difference between hype and reality?
October 7, 2009

Biochemistry
What physical properties are different for the isomers of C4H10? Explain.
October 7, 2009

Chemistry-Please help
2C8H18(g)+25O2(g)-->16CO2(g)+18H2O(g) 0.290mol of octane is allowed to react with 0.600mol of oxygen.The limiting reactant is Oxygen. How many moles of water are produced in this reaction? After the reaction, how much octane is left?
October 5, 2009

Chemistry-Please help
2C8H18(g)+25O2(g)+16CO2(g)+18H2O(g) 0.290mol of octane is allowed to react with 0.600mol of oxygen.The limiting reactant is Oxygen. How many moles of water are produced in this reaction? After the reaction, how much octane is left?
October 5, 2009

Chemistry-Please help
A solution contains one or more of the following ions: Hg2 2+,Ba2+ ,Fe2+ and . When potassium chloride is added to the solution, a precipitate forms. The precipitate is filtered off and potassium sulfate is added to the remaining solution, producing no precipitate. When ...
October 5, 2009

Chemistry-Please help
Find the percent by mass of sodium chloride in a 1.45M NaCl solution. The density of the solution is 1.05g/mol .
October 5, 2009

Chemistry
Hydrogen gas,H2 , reacts with nitrogen gas,N2 , to form ammonia gas,NH3 , according to the equation 3H2+N2-2NH3 How many grams ofNH3 can be produced from 2.90mol ofN2 ? How many grams ofH2 are needed to produce 13.75g of NH3 ? How many molecules (not moles) ofNH3 are produced ...
October 5, 2009

Chemistry-Please help
A student placed 11.0 of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.-ml mark on the neck of the flask was reached. The flask was then shaken until the solution was uniform...
October 5, 2009

Chemistry
Hydrogen gas, , reacts with nitrogen gas, , to form ammonia gas, , according to the equation 3H2+N2-2NH3 How many grams of are needed to produce 13.75g of NH3 ? How many molecules (not moles) of are produced from 8.26×10−4g of H2 ?
October 5, 2009

Chemistry
Hydrogen gas, , reacts with nitrogen gas, , to form ammonia gas, , according to the equation 3H2+N2-2NH3 How many grams of can be produced from 2.90 of ?
October 5, 2009

Chemistry
Which element is oxidized in this reaction? Fe2O3+ 3CO-(arrow)2Fe+3CO2
October 5, 2009

statistics
Use Bayes' theorem to solve this problem. A storeowner purchases stereos from two companies. From Company A, 250 stereos are purchased and 1% are found to be defective. From Company B, 950 stereos are purchased and 10% are found to be defective. Given that a stereo is ...
October 3, 2009

math
11,250
September 30, 2009

Ms. sue
it does not give me anything...
September 28, 2009

Ms. sue
Ms. Sue, is it a website or I need to google it.
September 28, 2009

Ms. sue
It has been a long time. need help on this: You have an assignment to write a research paper about the hiring practices at XYZ Mart, a large retail chain. Use the Internet to find five Web sites that you think will be appropriate to use for this assignment.
September 28, 2009

English
Can you help me with details for descriptive essay for the Eiffel Tower?
September 28, 2009

French
What's the difference between imparfait and passe compose?
September 27, 2009

French
Is il faut, like It's necessary? As in, il faut aller a l'ecole? Is it used in any other way?
September 27, 2009

physics
A baseball pitcher throws a ball with a maximum speed of 150. km/h. If the ball is thrown horizontally, how far does it fall vertically by the time it reaches the catcher's glove 20. m away? Give your answer numerically in meters using decimal notation (omit the units). ...
September 21, 2009

Chemistry
What is the chemical formula for quartz?
September 14, 2009

Chemistry
Thanks to bobpursley for answering my question.
September 14, 2009

Chemistry
Why would NAOH solution need to be added when preparing the K2CrO4 stock solution?
September 14, 2009

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Next>>

Search
Members