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October 24, 2014

Posts by DiANA


Total # Posts: 715

algebra
Find all integers b so that the trinomial 3x^2 +bx + 2 can be factored.
February 11, 2012

math
i had cards to write, i wrote 1 third of cards on monday, 2 eighths on tuesday, 1 sixth on wednesday and wrote the remaining 27 cards on thursday. how many cards did i write?
January 30, 2012

math
what would be the numerator of a fraction that is equivalent to 5/8 and has a denominator of 48?
January 26, 2012

chemistry
Calculate the number of moles of each ion in 10.5 mL of 0.205 M cadmium phosphate solution.
January 22, 2012

Chemistry
A sample of Manganese (II) Chloride has a mass of 19.8 grams before heating, and 12.6 grams after heating until all the water is driven out. Based on this information, how many water molecules were attached to each molecule of Manganese (II) Chloride?
January 22, 2012

Chemistry
How many moles of atoms are in one mole of AlPO4?
January 22, 2012

physics
A block of ice at 0 degree celsius is placed in a room whose temperature is also 0 degree Celsius explain what will happen?
January 13, 2012

Cosine question
cos theta= .5 2cos theta= .5 how do you do this?
January 9, 2012

Chemistry
THANK YOU!
January 8, 2012

Chemistry
PLEASE HELP! What is the mass of 1.50x10^-2 mol of (NHv4)v2SOv4? v=subscript
January 8, 2012

statistics
Assume the monthly rainfall in a certain state is normally distributed with a mean of 2.85 inches and a standard deviation of .2 inches: a) probability that in any given month there is between 2.7 and 2.9 inches of rainfall b) probability that in any given month there is more ...
December 14, 2011

english
can you give me those similarities and differences of africa and asia?? please reply ASAP. thnx.. :)
December 10, 2011

calculus
Find the critical number of g(t)=(t^2)/(5t+4)
December 9, 2011

chemistry
is the answer 1.29888 moles?
December 5, 2011

chemistry
A 116.9 g sample of nitric acid solution that is 70.0% HNO3 (by mass) contains how many moles of HNO3? how did you get the answer
December 5, 2011

CHEMISTRY
is the answer 1.29888 moles?
December 5, 2011

CHEMISTRY
A 116.9 g sample of nitric acid solution that is 70.0% HNO3 contains how many moles of HNO3? how did you get the answer
December 5, 2011

chemistry
A 116.9 g sample of nitric acid solution that is 70.0% HNO3 contains how many moles of HNO3? how did you get the answer
December 5, 2011

physics
it takes a maximum force of 460 N to move a 125 kg crate. What is the coefficient of the maximum static friction between the crate and the floor?
November 29, 2011

Physics
Charlie takes his 6000 kg avalanche truck and runs it into Jill's 2003 Chevy Trailblazer. If Jill's truck is red, how does the force acting on Charlie's truck compare to the force acting on Jill's truck?
November 29, 2011

Physics
Charlie takes his 6000 kg avalanche truck and runs it into Jill's 2003 Chevy Trailblazer. If Jill's truck is red, how does the force acting on Charlie's truck compare to the force acting on Jill's truck?
November 29, 2011

Physics
Charlie takes his 6000 kg avalanche truck and runs it into Jill's 2003 Chevy Trailblazer. If Jill's truck is red, how does the force acting on Charlie's truck compare to the force acting on Jill's truck?
November 29, 2011

Physics
Charlie takes his 6000 kg avalanche truck and runs it into Jill's 2003 Chevy Trailblazer. If Jill's truck is red, how does the force acting on Charlie's truck compare to the force acting on Jill's truck?
November 29, 2011

physics
it takes a maximum force of 460 N to move a 125 kg crate. What is the coefficient of the maximum static friction between the crate and the floor?
November 29, 2011

physics
it takes a maximum force of 460 N to move a 125 kg crate. What is the coefficient of the maximum static friction between the crate and the floor?
November 29, 2011

physics
it takes a maximum force of 460 N to move a 125 kg crate. What is the coefficient of the maximum static friction between the crate and the floor?
November 29, 2011

Math
I have an Invoice in the amount of $191.00 How do I compute tax @6% of this invoice?
November 23, 2011

geometry
the degree measure of angle A is represented by 2x-20 and the degree measure of angle B by 2x. Find the value of x, measure of angle A and B.
November 15, 2011

science-biology
why do we study the human organ system?
November 5, 2011

Physics
A tire contains air at a pressure of 2 bar at 15 degrees Celsius. If the tires volume is unchanged, what will the air pressure in it be when the tire warms up to 40 degrees Celsius as the car is driven?
November 2, 2011

Physical Sciene
A cannon is fired horizontally from a top of a 15-m platform. What is the cannon balls horizontal speed when it hits the ground 250 m downrange?
November 1, 2011

CRIMINAL JUSTICE
If a person that was standing at a bus stop was arrested for failure to provide identification in the state of virginia and after arrrest found that person is an illegal alien, is this a felony or misdeameanor? and what the bond amount or fine be?
October 30, 2011

library science
What are the differences of AACR2 and Dublin Core Metadata Set?
October 27, 2011

Business English
Buying time with limited agreement is a useful strategy when you: A. Have too much work to do. B. Cannot think of anything to say. C. Want to avoid escalating a conflict but do not agree with other person D. Know that the presenting problem is not the real problem but do not ...
October 23, 2011

Business English
Which of the following is a characteristic of communication in high context cultures? A. Written agreements are binding? B. There is reliance on nonverbal signs to communicate. C. Oral agreements are not binding. D. There is preference for direct communication
October 23, 2011

Business English
Okay after reading again Iam saying the answer is C
October 23, 2011

Business English
What is the best reason to omit the reason for the refusal in a negative message? A. The reader may not think of the reason. B. The reason reflects poorly on the company. C. The reason benefits the reader, but not the writer. D. The reason is watertight.
October 23, 2011

PROBLEM SOLVING IN MATHEMATICS
149 degrees
October 18, 2011

physics
The leg and cast weigh 200 N, with the center of mass as indicated by the blue arrow in the diagram. The counterbalance w1 weighs 105 N. Determine the weight w2 and the angle α needed so that no force is exerted on the hip joint by the leg plus cast.
October 12, 2011

mathematics
x^2/x^2-y^2 / x+y/x-y / (x/x+y)^2
October 12, 2011

Statistics
The mean graduation time is 5 years with a standard deviation of 6 months for the Monte Carlo College, in which the graduation time is related to the grade of the students. The class size is normally 40. Calculate how many students may graduate by the end of the fourth year. ...
October 12, 2011

mathematics
1. 3/(x+2)+4/(x-5)=2/3 2. 5/(3x+8)=4/(3x-8)
October 8, 2011

mathematics
5/2x+7=4/2x-7
October 7, 2011

mathematics
YES.
October 7, 2011

mathematics
x^2+8x+15/x^2+x+3
October 7, 2011

mathematics
OK. THANK YOU.
October 7, 2011

mathematics
2/x+3=3/x-5
October 7, 2011

mathematics
2/x+3=3/x-2
October 7, 2011

Business English
When writing informative and positive messages, you should include reader benefits when: A. the reader's attitude toward the information doesn't matter. B. you are presenting policies. C. Stressing benefits may make the reader sound selfish. D. you are presenting ...
October 6, 2011

Business English
Thanks
October 6, 2011

Business English
When you grant a customer's request for an adjusted price, discount, replacement, or other benefit to resolve a complaint, do so: A. After you explain your own process in making the decision. B. In the first sentence of the letter. C. In the middle of the letter, to ...
October 6, 2011

Business english
A. Stress that the reader is welcome to call you anytime if more information is needed. B. Refer to your company's future relationishp with the reader's organization. C. Mention your company's reputation in the field to reassure the client that dealing with your ...
October 6, 2011

Business english
Which is an effective strategy for ending an informative letter to a new client?
October 6, 2011

Business English
Which of the following would be classified as an informative or positive message? a) A request for information b) An announcement of a policy that reduces benefits c) A memo for the file recording actions and rationales d) A letter to an employer announcing you have accepted ...
October 2, 2011

Business English
When brainstorming, you obviously want good ideas. Researchers, managers, and inventors say that it is a good idea to do all of the following except: a. relax b. play music c. laugh d. stress out
September 28, 2011

Business English
The appearance of a document can do all of the following except: a. establish rapport with the audience. b. guide your readers' attention. c. substitute for the written text in the document. d. build goodwill
September 28, 2011

Business English
which is a sound recommendation for creating a professional business document? a. Use color to highlight small points that would otherwise go unnoticed. b. Use as many highlighting and decorative devises are possible to make the document look busy. c. analyze your audience ...
September 28, 2011

Business Englisg
which is a sound recommendation for creating a professional business document
September 28, 2011

Business Englisg
Ms. Sue answer did not help!
September 28, 2011

Business Englisg
which is a sound recommendation for creating a professional business document
September 28, 2011

Business communication
which of the following is not one of the three steps to take when audience benefits are hard to identify or develop? a. Identify the feelings, fears, and needs that may motivate your audience. b. Identify the objective features of your product or policy that could meet the ...
September 26, 2011

Math
a technician draws 10 cc of a patients blood to be tested for cholesterol and for red blood cells. identify a.the sample b.the population c. the variable being studied i attempted but im not sure if its right...i said a) the 10 cc of blood b) the patients blood c)the blood is ...
September 20, 2011

standard deviation
if the standard deviation of a set of n numbers is y what is the varience of the set? i need help!
September 20, 2011

math
can the mean and median ever be the same?
September 20, 2011

algebra
Simplify. Remember to use absolute-value notation when necessary. If a root cannot be simplified, state this 4√(7b)4
September 20, 2011

US History
What was Jackson's basic view of of the Native Americans living in the American Southeast.
September 13, 2011

math
thanks.. :)
September 9, 2011

math
application of the laws of exponent. show different ways of simplifying each of the following expression. answer the question that follow. 1. 2^5 * 2^4 2. x^4 * x^7 3. (3^2)^3 4. (m^4)^5 5. (5^3 * 2^2)^2 1. how did you simplify each expression above? 2. what do you think would...
September 9, 2011

math
application of the laws of exponent show different ways of simplifying each of the following expression. answer the question that follow. 1. 2^5 * 2^4 2. x^4 * x^7 3. (3^2)^3 4. (m^4)^5 5. (5^3 * 2^2)^2 6. (a^4 * b^2)^5 7. (3x^5)^3 8. 7^4/7^2 9. x^5/x^8 10. 12m^9/4m^5 11. (3/4...
September 8, 2011

Accounting
At the beginning of the year, Keller Company's liabilities equal $60,000. During the year, assets increased by $80,000, and at year-end assets equal $180,000. Liabilities decrease $10,000 during the year. What are the beginning and ending amount of equity?
August 16, 2011

accounting
At the beginning of the year, Logan company's assets are $200,000 and its equity is $150,000. during the year, assets increase $70,000 and liabilities increase $30,000. What is the equity at the end of the year?
August 16, 2011

english
what is the story "the return of the khokababu" who knows this.. where did you get the story?
July 23, 2011

biology
@bobpursley.. oh thank you.. but i've already answered it.. but thank you.. :)
July 23, 2011

biology
how can i identify the cell if it is plant or animal cell??
July 23, 2011

science-biology..cells
please give me those parts of animal cell and plant cell.. please seperate it..
July 23, 2011

math
@reiny.. thanks.. :)
July 16, 2011

math
help me..
July 16, 2011

math
if a number is subtracted from twice its reciprocal the result is 7/3. find the numbers.
July 16, 2011

precalc
thanks i got the first one now! for the second one I used the quadratic eqn and got 4 but that is not the answer?
July 15, 2011

precalc
How would you find the inverse of these two functions: f(x)=4/(x-4)^2 and f(x)=x^2-8x+16 could you please show me step by step i have been trying to figure it out for hours.
July 15, 2011

Geometry
line XY bisects and is perpendicular to line segments AB and CD . AB = 96 inches, and line segment AP = 52 inches. What is the length of XY ?
July 14, 2011

Algebra 1
Find Each Sum Or Difference. Its addition. 3a+2b - 7c -4a+6b+9c -3a - 2b - 7c
June 29, 2011

Algebra 1
Find Each Sum Or Difference. (13x + 9y) - 11y
June 29, 2011

statistics
What is the expected value of M when n=4 scores and if a 2 year old boys weighs 36 pounds, how much protein should he consume?
June 24, 2011

Math
write as a single fraction in its lowest terms: (x-2)/3 + (x+1)/4
June 21, 2011

Lab
I did a virtual lab on acceleration on gravity on earth. That number is 9.81 m/s ^2. I don't understand the error that could have came out of this
June 21, 2011

Lab
When doing a virtual lab everything is exact, but why would they still ask for absolute and relative errors?
June 21, 2011

sociology
thank you
June 15, 2011

sociology
How might the label of deviance act as a self-fulfilling prophecy? I don't understand this question...what do they mean by self-fulfilling prophecy?
June 15, 2011

sociology
I completely agree I think my textbook is just a little outdated.
June 14, 2011

sociology
Thank you for your feedback...I actually skipped a page and this is what is defined: old-old 85 and older middle old 75 through 84 young old ages 65 through 74 newly old is below that so baby boomers would be newly old.
June 14, 2011

sociology
Haha I am sorry I do not mean to offend but that is what is written in my sociology textbook and it does not make any sense to me at all
June 14, 2011

sociology
would baby boomers be old old, middle old, or newly old?
June 14, 2011

sociolgy
oopss just figured it out
June 14, 2011

sociolgy
Can someone restate this question for me I don't get it at all What does the research on children reared in isolation indicate about the effects of the cultural environment on social and psychological development?
June 14, 2011

child care managment
the purpose of including a dress code in the parent handbook is to ensure that children: ☺☺☺ I have been thinking about the answer . the correct answer is •dressed in comfortable and suitable cloting. thanks anyway.
June 6, 2011

child care managment
the purpose of including a dress code in the parent handbook is to ensure that children neatly and cleanly dresssed. Am I right? thanks.
June 6, 2011

business communication
What is the answer
June 3, 2011

grammar
john went to the store, then when he got home, he called Kristy.
May 25, 2011

grammar
how about John went to the store, then called Kristy.
May 25, 2011

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