Most popular questions and responses by Rosemary
  1. chem-please help!!!!!

    when a 25.0 mL sample of an unknown acid was titrated with a 0.100 M NaOH solution. Determine Ka for the unknown acid. Volume NaOH = 25 mL; pH=8.25

    asked on October 18, 2010
  2. math

    Find the resultant ir the sum of the displacement (1) 10m north west (2) 20m.30degree north of east (3) 35m due south

    asked on April 26, 2016
  3. math 3rd grade

    Amanda's grandmother made a quilt for Amanda's bed. The quilt was made of 9 squares. Each square was 2 feet wide. How wide was Amanda's quilt?

    asked on May 1, 2012
  4. physical science

    two tuning forks are struck at the same time. One tuning fork has a frequency 20hz while the second tuning fork has afrequency of many beats will result?

    asked on September 22, 2008
  5. MATH


    asked on January 26, 2010
  6. physical science

    How many joules of heat are required to melt 40kg of ice at o degrees celcius?

    asked on October 2, 2008
  7. eng comp 1

    can someone give me an example of a compare and contrast essay just thinking what can i do it of

    asked on June 12, 2009
  8. college

    imhaving a little bit of trouble starting my reaserch paper and a thesis on kiddnaping can i get an example

    asked on June 22, 2009
  9. Psychology

    I have a brain-teaser that my teacher gave us to figure out. she told us to figure out what letter would come next. Does anyone know the answer? OTTFFSSENT its counting. E is next. Jane! You are so right. Thank you so much. I have to start practicing on

    asked on July 26, 2007
  10. Pharmacy Technician

    What online resource would you use to search for a medical abbreviation or acronym as well as find a particular drug manufacturer?

    asked on November 28, 2013
  11. Reiny: Set Theory

    School counselor posted the following data after having had 150 students sign up for electives: Art - 65 students Band - 70 students Theatre - 50 students Not all students signed up for an elective.Show the data using Venn Diagrams. Shown with problem:

    asked on April 10, 2013
  12. division facts

    If 44/4=11, what is 44/11? Explain?

    asked on February 22, 2012
  13. bibliography

    i am doing the reaserch paper on one of my uncles who disapeared if i found information of him on a website how would the bliography would be done and i also interviwed some family

    asked on June 22, 2009
  14. 9th grade

    Hi, am trying to find out if my son did a collage right ? It is due tommorrow- it is a who i am collage which is suppose to show pictures of his personality that people know about him and things people do not know about him?

    asked on September 29, 2008
  15. physical science

    If it took 5 seconds to lift the crate, using a machine what was the power rating of the machine?

    asked on September 22, 2008
  16. FIN370

    You are considering investing in a security that will pay you $1,000 in 30 years. If the appropriate discount rate is 10 percent, what is the present value of this investment?

    asked on February 1, 2015
  17. English Comp I

    couls u paraphrase this for me? No person is an island, entire of itself. every person is a piece of the continent, a part of the main. If a clod be washed away by the sea, Europe is the less, as will as if a promotory were, or if a manor of thy friend, or

    asked on June 10, 2009
  18. history

    name 3 examples of daliy life in tenochtitlan

    asked on December 1, 2015
  19. Math

    x to negative 3, x to 9th power, y to 5th power, y cubed Is the answer x to the 6th, y to the 8th?

    asked on June 11, 2015
  20. Life orientation

    Impact of(hiv/aids)identified environmental hazard on the community

    asked on April 22, 2013
  21. Life orientation

    Provide recommendations on how to address aids

    asked on April 22, 2013
  22. Life orientation

    In 10-15 lines critically discuss 5 ways in which the Environment problem impacts on the community.provide relevent sources to support your claims.

    asked on April 22, 2013
  23. Basic Algebra

    -1/4 (x-8) +1/2 (x+2) =x+3

    asked on November 13, 2012
  24. math

    explain how to do arrays and an expanded algorithm

    asked on October 30, 2012
  25. probability

    You are going to order a personalized license plate. How many possible choices do you have if yyou want the license plate to be four letters, none of which repeat, followed by a number?

    asked on June 20, 2012
  26. math

    If 9x8=72, then 72 divided by 8 is what number? Explain how you know without actually finding the quotient?

    asked on February 22, 2012
  27. earth


    asked on April 14, 2011
  28. Algebra

    All all zeros for the following function f(x)= x5- 10x4 + 23x3 +56x2 -290x + 300

    asked on May 17, 2010
  29. physical science

    suppose you want to heat 40kg of water by 20 degrees celcius. how many joules of heat are required?

    asked on October 2, 2008
  30. physical science

    a 50kg crate is lifted to a height of 10 meters. how much potential energy does the crate have after being lifted?

    asked on September 22, 2008
  1. Math And Science for Young Children

    Young children begin to learn geometric concepts of shape through

    posted on February 19, 2018
  2. FIN370

    Tristan, Can you please give details on how you came up with this answer?

    posted on February 1, 2015
  3. Life orintation

    Provide recommendation oh how to adress hiv/aids

    posted on April 22, 2013
  4. math

    Your answer is for walking to school 4 days. What about walking home? Then it ask for time for the week (5days).

    posted on April 14, 2013
  5. math

    If that is a radical sign, then your answer is right.

    posted on April 14, 2013
  6. Algebra

    slope intercept form: y = mx + b m is slope & b is the x intercept Use the two given points to find slope. Then substitute to find intercept.

    posted on April 14, 2013
  7. Elementary algebra multiple choice


    posted on April 14, 2013
  8. algebra

    2x^2 + 3xy - 4y^2 2(2)^2 + 3(2)(4) - 4(4)^2 simplify

    posted on April 14, 2013
  9. arithmatic

    The question does not make sense to me. 46.2 * 10 square? * means multiply ^ means square root

    posted on April 14, 2013
  10. math

    Did you solve this algebraically? It appears that 6 satisfies the conditions given.

    posted on April 14, 2013
  11. Alg 1

    Volume of rect. prism = area of base * height x = width of base of prism 2x + 4 = length of prism base 2720 = x(2x + 4) * 17

    posted on April 14, 2013
  12. Alg 1

    Don't factor in 3. Instead, divide equation 2 by 2. Set the equation equal to zero. Factor the expression (......)(......) = 0 If it won't factor, complete the square or use the quadratic formula.

    posted on April 14, 2013
  13. math

    (x - 5)(x + 1/3) = 0

    posted on April 14, 2013
  14. mathematics

    Is some information missing? Not enough info to answer question.

    posted on April 13, 2013
  15. help

    This means what is the sum of the values of k^2 as k goes from 1 to 5. So, what is 1^2 + 2^2 + 3^2 + ...

    posted on April 13, 2013
  16. Alg 1

    But, did you solve it using algebra? n(n + 1) = 42 n^2 + n - 42 = 0 ( n-6)(n+7) = 0 n = 6 or n = -7 n cannot = -7 therefore n = 6 and n + 1 = 7

    posted on April 13, 2013
  17. geometry

    (perimeter of original face)/(dilated perimeter) = 8/3 substitute what you know and solve for dialated perimeter

    posted on April 13, 2013
  18. Chemistry

    What do you think?

    posted on April 13, 2013
  19. business

    What answers have you come up with?

    posted on April 13, 2013
  20. college algebar

    What is the question?

    posted on April 13, 2013
  21. math

    thank you

    posted on February 22, 2012
  22. Statistics

    The diameters of a wooden dowel produced by a new machine are normally distributed with a mean of 0.55 inches and a standard deviation of 0.01 inche. What percent of the dowels have a diameter greater than 0.57?

    posted on September 29, 2009
  23. eng comp 1

    Thesis statement: The United States and Puerto Rico are both managed by the same goverment, even tho both have their same cutomes and diffrent. I similarities 1.both are us citizines II Difrences 1.Weather 3.population 4.atmosphere 5.looks exp

    posted on June 12, 2009
  24. eng comp 1

    would Puerto Rico and United States would be a could topic do i still have to write the similarities

    posted on June 12, 2009
  25. spanish

    this answer is b

    posted on June 10, 2009
  26. English Comp I

    many cause he wouldent exsist to discover the polio vaccine so the answer is that one quote correct!!! thank u so much for the help i apreciated it

    posted on June 10, 2009
  27. English Comp I

    ive triedddd restating and looking up the vocabulary i understand itss meaning but to me it still doesent make sence

    posted on June 10, 2009
  28. Physical Science

    How long would it take a 20.0 hp motor to lift a 1,000.0 kg crate from the bottom of a freighter's hold to the deck (40.0 m)?

    posted on February 20, 2009
  29. Physical Science

    A 250.0 kg roller coaster car has 20,000.0 J of potential energy at the top of the hill. Neglecting frictional losses, what is the velocity of the car at the bottom of the hill?

    posted on February 20, 2009
  30. Physical Science

    you do 600 J of work hoisting a 2 kg bale of hay, to what height did you lift it

    posted on February 20, 2009
  31. Physical Science

    . you roll a 5.0 kg bowling ball down the alley at 10.0 m/s, how much work did you do on the ball?

    posted on February 20, 2009
  32. Physical Science

    If you roll a 5.0 kg bowling ball down the alley at 10.0 m/s, how much work did you do on the ball?

    posted on February 20, 2009
  33. Biolagy

    do you fart when you are ?

    posted on February 22, 2008