Most popular questions and responses by lois
  1. math

    Each exterior angle of a regular decagon has a measure of (3x + 6)°. What is the value of x

    asked on September 28, 2016
  2. chem

    An impure sample of (COOH)2 ·2 H2O that has a mass of 3.4 g was dissolved in water and titrated with standard NaOH solution. The titration required 42.7 mL of 0.156 molar NaOH solution. Calculate the percent (COOH)2 · 2 H2O in the sample. Answer in units

    asked on April 3, 2016
  3. Physics

    A body accelerates uniformly from rest at 2m/s².calculate its velocity after travelling 9m

    asked on July 9, 2019
  4. chemistry

    A common way of producing hydrogen gas in the lab is by reacting zinc with hydrochloric acid. Zn (s) + 2 HCl (aq) -> ZnCl2 (aq) + H2 (g) A sample of impure zinc, of mass 5.10g, reacted with an excess of hydrochloric acid solution 3.0 mol dm-3

    asked on November 17, 2016
  5. foundation of the teaching-learning process

    four kindergarten child are engaged in different play activities. Three are engaged in sensorimotor play. which is Not engaged in senorimotor play?

    asked on May 17, 2017
  6. Algebra

    A coin collection contains 30 coins in nickels, dimes, and quarters. There are three more dimes than nickels. The value of the coins is 3.55. Find the number of quarters in the collection.

    asked on September 24, 2014
  7. algabra

    Aki’s Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by C(x) = 0.1x^2-1.2x+9.457, where C(x) is in hundreds of dollars. How many bicycles should the shop build to minimize the average cost per

    asked on September 19, 2011
  8. order pair and relations

    Henry is building a fence in his backyard for his new puppy. he has 36 feet of fencing and wants a fence in a rectangular area. what is one set of whole number dimension of the fenced in area?

    asked on November 30, 2016
  9. chemistry

    The combustion of 1.00g of vitamin C, compound that contains only carbon, hydrogen and oxygen produced 1.500g of co2 and 0.401g of H2O. Find the molecular formula of vitamin C knowing that its molecular mass is 176

    asked on November 17, 2016
  10. trig

    Which expression is equivalent to csc x - sin x?

    asked on July 22, 2013
  11. Accounting

    I have completed all of my assignment except this one last question. I am having a heck of a time figuring out where to even start. Can anyone help me? The comparative year-end balance sheets of Sign Graphics, Inc., revealed the following activity in the

    asked on July 12, 2014
  12. Algebra

    Can anyone help me with this problem? I need to show all steps and explain what is happening. A graph would be great for a visual too if possible. Thank you for any help. We define the following functions: f(x) = 2x + 5, g(x) = x^2 – 3, h(x) = 7 – x /

    asked on December 6, 2013
  13. Physics

    If a clock says 10:30 am and the second hand rotates 960 degrees what time would it be?

    asked on December 14, 2010
  14. chidhood development

    which social studies topic is 13-months-old Frederico most likely to be exploring?

    asked on May 17, 2017
  15. calculator

    how do you find the integral on a ti 83 calculator?

    asked on March 26, 2011
  16. health

    I know your not doctors here but...Can you help me to under stand the difference between vascular Dementia and other types of dementia?

    asked on February 20, 2010
  17. financial mang.

    This is my problem i have to figure out can anyone talk me through this? I don't just want a answer i want to know how you come up withthe answer so i can learn from it. Last year Rattner Robotics had $5 million in operating income (EBIT). The company had

    asked on October 26, 2007
  18. child development training

    Four kindergarten children are engaged in different play activities. Three are engaged in sensorimotor play.Which is not engaged in sensorimotor play?

    asked on May 22, 2017
  19. Calculus

    A stone is thrown straight up 6 feet from the ground (it is released 18 feet above the ground). When it is released it is travelling at the rate of 100 feet per second. a) Find the velocity function. b) Find the position function. c) How high does the

    asked on February 4, 2016
  20. precalculus

    If you are driving down a 10% grade, you will alway be 10% below where you would have been if you could have driven on flat ground from where you started. Suppose you descend to where you are 20 feet below your starting point. What concept does he "grade"

    asked on June 6, 2015
  21. Social Studies

    What is nullification?

    asked on September 3, 2013
  22. math

    During the first part of a trip, a canoeist travels 93 miles at a certain speed. The canoeist travels 19 miles on the second part of the trip at a speed of 5 mph slower. The total time for the trip is 3 hrs. What was the speed on each part?

    asked on September 14, 2011
  23. aging

    Why do you think it is important to study a person traits and the change of it as they grow older?

    asked on February 27, 2010
  24. science

    include a response to nonrenewble energy resources include oil corn and natural gas

    asked on January 8, 2010
  25. Writing

    I need some references on why a college education

    asked on October 30, 2009
  26. childhood development

    Four kindergarten children are engaged in different play activities. Three are enagaged in sensorimotor play. which is not enagaed in sensorimotor play?

    asked on May 22, 2017
  27. chidhood development

    others factors being equal, which child is least likely to benefit from a language immersion program in the United States?

    asked on May 17, 2017
  28. Algebra II

    The length of a rectangle is twice its with. The are is 128yd^2. Find the length and the Width

    asked on September 19, 2011
  29. algebra

    k^2+10k+16/k^2+13k+40 * k^2+5k/k^2-2k-8

    asked on August 18, 2011
  30. math

    Samantha has an average of 92% on tree math test. If one of her grades was 84% and the other is 93%, what was the grade of her third test?

    asked on March 28, 2011
  31. Chemistry

    Use the Henderson-Hasselbalch equation to calculate the pH of a buffer prepared by adding 10mL of acetic acid to 20mL of 0.10M sodium acetate (Ka= 1.75 x 10^5 for acetic acid). Please showing working out, as am confused as to how to approach this question.

    asked on May 9, 2010
  32. math

    3 workers picked 66 bushels of peaches. The 1st worker picked 3 times more than the second worker and 2 times more than the 3rd worker. How many bushels did the second most productive worker pick? Let the number of bushels picked by the second worker be x.

    asked on April 10, 2007
  33. ECO 204

    Let’s assume that you own a fast food restaurant and you are faced with many customers each day eating in the restaurant without any tables. Describe the difference between the short run and long run in the example to bringing about more tables for the

    asked on September 2, 2014
  34. Algebra

    Can anyone help me with the following, by providing the steps to get there and what it is that you are doing? any help would be greatly appreciated... We define the following functions: f(x)=2x+5 g(x)=x^2-3 h(x)=7-x/3 ◦Compute (f – h)(4). ◦Evaluate

    asked on December 5, 2013
  35. Algebra

    Hello, Thank you for all of your help. Can you help me to figure out what the relation is for x=1-y^2? If I will be picking y values for a graph to get my x values then shouldn't it be 1-y^2? Thank you.

    asked on December 4, 2013
  36. Algebra

    I think I am a little bit confused with this absolute value thing. When do I change the sign inside? Example f(-2)= |-2-2|. Is this equal to -4 or do I need to change a sign inside the absolute value when adding. I am trying to get some x and y values to

    asked on December 3, 2013
  37. Algebra

    Is the relation of f(x) = |x - 2| the -2 that is inside the absolute value or is it the x-2?

    asked on December 3, 2013
  38. math

    can anyone help me with this problem Divide (35b^3+18b^2+32b+41)

    asked on September 29, 2011
  39. writing

    In APA formate do I have to do (para. 11) or should it be (Para. 11)

    asked on September 19, 2010
  40. psy

    can anyone help me with ideas for motivational theories that will impact both management and employees. I have extrinsic and intrinsic motivation,what else can i use?

    asked on August 30, 2010
  41. business

    How long is a license to practice medicine in your own organization good for? I live in florida and can not find this answer so am sure i am not looking in the right place. can you help?Podiatric medicine is what i am working on.

    asked on August 9, 2010
  42. Culture Diversity

    What kind of help do Native Americans receives from the Bureau of Indian Affairs and the National Congress of American Indians to help with provety?

    asked on March 3, 2009
  43. health

    This is not homework but something I would liek to know for myslef will asthma become COPD and last the rest of your life?

    asked on November 26, 2008
  44. Health

    This is not homework but couldn't find this I wan tot know if you can take to much potassium gluconate? I once had to wait on one of my surgery's because my potassium was to low and know the risk of that but can you take to much and what will happen if you

    asked on October 11, 2008
  45. ap chem

    if you want to get rid of ammonium chloride chmically what would you react with it and/or dissolve it in?

    asked on November 2, 2007
  46. managemnet

    what elements should be present in a appraisal system? Can this be like pay for performance type thing or am i going in the wrong direction. Since this is not my area of expertise, I searched Google under the key words "business appraisal system" to get

    asked on July 23, 2007
  47. Algebra

    Hello again, I am now working on trying to find the relation of x = 1 - y^2, along with the domain and range. Then written in interval notation. I think I am ok with figuring out the domain and range on a graph but my problem is how to solve to get these x

    asked on December 4, 2013
  48. English

    How do I find a research question in an article titled Ethical issues in public health: A qualitative study of public health practice

    asked on November 13, 2013
  49. Math

    Can you completely cover a 4 ft by 8 ft area with 3 ft by 3 ft tiles without cutting the tiles?

    asked on March 20, 2013
  50. Math

    Can you completely cover a 4 ft by 8 ft area with 3 ft by 3 ft tiles without cutting the tiles?

    asked on March 20, 2013
  51. Business

    what are some good steps for monitoring implementation of electronic medical records?

    asked on December 6, 2010
  52. Law

    What is the subject matter jurisdiction of federal courts?

    asked on April 1, 2010
  53. Medical/law

    Paula Patient's attorney asks Dr. Bob for medical records about Paula's car accident and promises to provide a written authorization from Paula later. Dr. Bob gives the attorney Paula's entire file, including her records about treatment for HIV. Did Dr.

    asked on April 1, 2010
  54. medical

    should individuals and organizations with access to the databases be identified to the patient?

    asked on April 1, 2010
  55. medical

    when the computer service bureau destroys or erases records, should the erasure be verified by the bureau to the physician?

    asked on April 1, 2010
  56. medical

    when should the computerized medical database be online to the computer terminal?

    asked on April 1, 2010
  57. malpractice

    I am doing a essay on the Jon Ritter case for a class and am having trouble finding impact of the legal issue in this case as it was settled out of court and no doctors where changed with the misdiagnosis of this case so can any one please help me out

    asked on May 9, 2009
  58. culture diversity

    What are some similarities and differences across cultures?

    asked on February 28, 2009
  59. English- grammar

    Is is "the two countries lay on opposite sides of the world" or "the two countries lie on opposite sides of the world"? I can't remember how to use those stupid lay/lie verbs. =( Thanks!

    asked on March 10, 2008
  1. science help pls pls


    posted on December 4, 2018
  2. Maths

    How did you get 14.4?

    posted on November 21, 2018
  3. cild care

    Which one of the following statements about childcare center is correct My answer is D

    posted on April 13, 2018
  4. early childhood education

    the author of your text refers to the unwritten curriculum. What is she referening?

    posted on June 13, 2017
  5. Physics


    posted on September 2, 2016
  6. English

    The title of the poem makes use of understatement in the same way as the poem. By titling the poem "Incident in a Rose Garden" instead of, for example, "Death Visits the Master," Justice creates a sense of mystery, of suspense. Readers are never told

    posted on February 4, 2016
  7. Algebra

    Yes it did, thank you very much.

    posted on December 5, 2013
  8. Algebra

    Steve you are awesome. thank yo for helping me understand this algebra language.

    posted on December 3, 2013
  9. Algebra

    Thank you so much Steve. Now I see the light.

    posted on December 3, 2013
  10. English

    What is the sample size, method of analysis and the major findings in an article titled Ethical issues in public health: A qualitative study of public health practice

    posted on November 13, 2013
  11. English

    Thank you bobpursley

    posted on November 13, 2013
  12. Social Studies


    posted on September 3, 2013
  13. statistics


    posted on June 10, 2012
  14. math

    Thank you so much for your help, and I would be interested in watching someone try to paddle a canoe or any boat that fast. Bet their arms would be very tired before they went 1/4 mile.

    posted on September 15, 2011
  15. Reseach paper

    Just a short note on the Penn Foster research paper on Opinion 5.07. Seems the simpler the better. I used one reference, AMA web sight on Opinion 5.07, wrote short concise answers the the questions and sent it in. I received a grade of 98%. I made 2 small

    posted on February 14, 2011
  16. Reseach paper

    I, too, am trying to do the PennFoster research paper. I am not a writer and am really struggling with it. I have been unable to find too many resources on Opinion 5.07 and the ones I have found say pretty much the same thing. I'm just going to write the

    posted on January 18, 2011
  17. Algebra


    posted on November 30, 2010
  18. Algebra


    posted on November 30, 2010
  19. business

    thank you so much for your help and this web site was awesome. and when i was playing around finding thigs it did bring me back to a site i already used earlier this week so guess i didn't dig deep enough here. thanks again.

    posted on August 9, 2010
  20. business

    this site is very helpful to me but can not find how long a license is good for for a doctor to practice his medicine do you know?

    posted on August 9, 2010
  21. malpractice

    wow thank you so much for all this information. I will begin to search these things now.

    posted on May 9, 2009
  22. English- grammar

    Thank you =)

    posted on March 10, 2008
  23. financial mang.

    can anyone help please

    posted on October 26, 2007