Agnes

Most popular questions and responses by Agnes
  1. math

    Given that p-2q over p+2=3q ,express q in terms of p. The answer is C. p over 3p+8 I cant get the steps..help me

    asked on November 15, 2015
  2. statistics

    Suppose that the height of male students at a large university is normally distributed with a mean of 69 inches and a standard deviation of 3.0 inches. If 16 samples consisting of 25 students each are obtained, what is the probability that the mean of

    asked on November 11, 2011
  3. Chemistry

    A swimming pool with a surface area of 5 meters by 10 meters contains 88,000 liters of water. The temperature of the water in this pool increases by 2.00 C when it is heated by the Sun for 6.00 hours. Calculate the energy absorbed. 1.1.48×109J

    asked on April 6, 2013
  4. chemistry

    Consider HA- the intermediate form of a diprotic acid. Ka for this species is 10-4 and Kb is 10-8. Nonetheless, the Ka and Kb reactions proceed to nearly the same extent when NaHA is dissolved in water. Can anyone explain that?

    asked on October 12, 2010
  5. English

    I stand against the motion boys should not Cook in the kitchen

    asked on February 28, 2019
  6. chemistry

    the value of ΔH° for the reaction of 2 C6H6 (l) + 15 O2 (g) = 12 CO2 + 6H20 is -6535 kJ. how many kJ of heat are released in the combustion of 16.0 g of C6H6 (l) ?

    asked on March 5, 2012
  7. chemistry

    the value of ΔH° for the reaction of 2 C6H6 (l) + 15 O2 (g) = 12 CO2 + 6H20 is -6535 kJ. how many kJ of heat are released in the combustion of 16.0 g of C6H6 (l) ?

    asked on March 5, 2012
  8. Chemistry

    What volume of ethanol must be diluted with water to prepare 768 mL of 0.873 M solution? The density of ethanol is given as 0.789 g/mL. Answer in units of mL

    asked on March 8, 2013
  9. math(quadratic equation)

    Tom and Kathy together have 30 chocolates.Both of them lost 6 chocolates each,and the product of the number of chocolates now they have is 80.Find out how many chocolates do they have at the beginning.

    asked on November 15, 2015
  10. Math

    A rectangular garden is to be fenced by a farmer. One side of the garden is next to the wall of the house and need not to be fenced. Find the dimensions of the largest garden that can be enclosed with 100m of fencing.

    asked on August 28, 2014
  11. algabra

    Three individuals form a partnership and agree to divid the profits equally. x invest $9000, y invest $7000 z invest $4000. how much much less does x receive than if the profists were divided in proportion to the amount invest

    asked on June 10, 2013
  12. Geometry

    A(-3,-3)-->A'is a glide reflection where the translation is (x,y)-->(x+5,y, and the line of reflection is y = 1. What are the coordinates of A'?

    asked on January 2, 2017
  13. math - word problem. help asap?

    in a certain math class, each student has a text book, every 2 students share a book of tables, every 3 students share a problem book, and every 4 students share a mathematics dictionary. If the total number of books is 75.. how many students are in a

    asked on December 3, 2006
  14. Math

    The bearing of A from B is 219.If B is equidistant from A and C and the perimeter of triangle ABC is 15m, find 1) The bearing of C from A 2) The distance between A and C

    asked on September 19, 2019
  15. science

    I don't understand how to do this problem because i don't see a precipitate. If you could show your work on the problem that would be great so i can follow along! Identify the spectator ion(s) in the reaction Zn(OH)2+ H2SO4→ZnSO4+ 2H2O in aqueous

    asked on March 9, 2013
  16. Math - PLZ HELP> ASAP

    Furnishing an apartment you have just graduated from HS and you and your best friend are looking to rent an apartment. The apartment you would like to rent costs 972.00 a month. You earn $1500 a month. You share montly expenses with your roomate: rent

    asked on December 2, 2006
  17. life orientation

    provide recommendation on how to address this environmental problem(hiv)

    asked on September 13, 2011
  18. TRIGONOMETRY

    CSC - COS X COT = SIN

    asked on June 28, 2011
  19. algebra

    The shorter side of a triangle is 5 inches less than the medium size side. The larger side is 12 inches more than the medium size side. If the perimeter of the triangle is 40 inches, find the size of each side of the triangle. Show your work

    asked on December 16, 2009
  20. Electricity

    Lightning occurs when charges jump the gap between the ----- cloud and the ----- ground? Lightning can go to one of three places. It can: a.________________ b._________________ c._________________ The energy caused by the flow of particles with negative

    asked on January 28, 2009
  21. science

    I don't understand how to do this problem because i don't see a precipitate. If you could show your work on the problem that would be great so i can follow along! Identify the spectator ion(s) in the reaction Zn(OH)2+ H2SO4→ZnSO4+ 2H2O in aqueous

    asked on March 9, 2013
  22. physics

    A box is placed on top of another box,if it is exerting a compressive force of 500N.What is the approximate weight of the box?

    asked on April 19, 2011
  23. Life orientation

    Provide recommendations on how human problems on the community and name 2institutions or community organisations that are involved in supportingm or giving redress to these disaster

    asked on April 8, 2011
  24. math

    solve the system 3x-6y=5 and 2y=4x-6 using substitution method.

    asked on January 23, 2011
  25. Social Studies

    What are the major cities of the Aztec, Inca and Maya empires?

    asked on December 17, 2009
  26. Math(linear equations)

    A total amount of RM720 is divided among Anne,Banu and Chan.The amount of money received by Anne is twice the amount of money received by Banu.The amount of money received by Banu is RM80 less than the amount of money received by Chan.Find the amount of

    asked on March 10, 2016
  27. science

    a rocket is launched vertically at a height of 4km above the earths surface calculate the maximum height above the ground level

    asked on September 6, 2015
  28. Statistics

    the 1st class in a relative frequency table of 50-59 an the corresponding relative frequency is 0.2. What does the 0.2 value indicate

    asked on June 10, 2013
  29. Calculus

    Interval 4sec(theta)(sec(theta)+tan(theta))d(theta) can someone help me start his problem?

    asked on March 20, 2008
  30. Math

    In xy plane the line l has equation y= -x. point p lies on l and has coordinates(-2,2) If l is rotated counterclockwise 45 degree about the origin. what will be the image of p under this rotation.

    asked on October 2, 2015
  31. physics

    Is the mass of an object has an effect velocity with it land on the ground when freely falling from rest?

    asked on July 21, 2011
  32. organic chemistry

    Show the reaction equation and mechanisms of a mixture of napthalene,p-nitroaniline and benzoic acid dissolved in dichloromethane?

    asked on December 2, 2010
  33. Electricity

    The energy caused by the flow of particles with negative electrical charge is called?

    asked on January 28, 2009
  34. math 6th grade

    Using Multiplication to Solve Equations 9-Y5 had only packed 1/8 of the meals he was supposed to pack. The astronut had only been given 3 3/4 meals. How many meals should 9y-5 have packed for the astronut?

    asked on January 4, 2009
  35. math 6th grade

    Using Multiplication to solve equations: 9y-5 had to iron space suits for the astronuts. When he finished he turned in the suits to his commander. The commander counted the suits and realized that 54 of them were missing. 9Y-5 blushed and explained that he

    asked on January 4, 2009
  36. Math - Algebra 2 some1 plz help?

    in a certain math class, each student has a text book, every 2 students share a book of tables, every 3 students share a problem book, and every 4 students share a mathematics dictionary. If the total number of books is 75.. how many students are in a

    asked on December 2, 2006
  37. math

    Express (a^2+ab-ac-bc)÷a^2-c^2 over a-b in single fraction. Answer is a^2-b^2 over a+c How the steps?

    asked on November 15, 2015
  38. math 6th grade

    How to write an equation: Forty percent of a number,y, is 48.

    asked on January 4, 2009
  39. Math- VERY IMP. PLZZZ HELP!

    Mrs Walsh is seeking legal advice. A friend of her recommended two law firms - Legal Eagles, which charges a consultation fee of $100 plus $40 per hour and A-1 Attorneys, which charges a consultation fee of $60 per hour. A) Write an equation for the cost

    asked on December 2, 2006
  40. Math

    What is the out put for: Input Output 4 0 5 2 6 4 7 6 12 ? explain the rule please

    asked on January 10, 2014
  41. add maths

    Given the functions g:x→x^2(x square)+4,find the value of the following 1.4g(1over2)?

    asked on January 9, 2014
  42. Chemistry

    I am dealing with the integrated rate laws. Can somebody please help me with my algebra? First order ln(A)=-kt+ln(B) solve for t,and k and B Second order 1/(A) = kt+1/(B) solve for k and t and B

    asked on May 13, 2013
  43. HR

    1. List and discuss the advantages and disadvantages of off-shoring jobs.

    asked on March 24, 2013
  44. Science

    What volume of ethanol must be diluted with water to prepare 768 mL of 0.873 M solution? The density of ethanol is given as 0.789 g/mL. Answer in units of mL

    asked on March 8, 2013
  45. Life orientation

    Ways in which the human problem impacts on the community

    asked on April 8, 2011
  46. organic chemistry

    Show the reaction equation and mechanisms of a mixture of napthalene,p-nitroaniline and benzoic acid dissolved in dichloromethane?

    asked on December 2, 2010
  47. math

    Please help! (X+y)^3+(x-y)^3

    asked on September 13, 2015
  48. Math

    What is the out put for: Input Output 4 0 5 2 6 4 7 6 12 ? explain the rule please

    asked on January 10, 2014
  1. help plzzz

    Jdkitkrkfkdkkkgkfkw,Florida,kfkf

    posted on December 4, 2019
  2. Algebra

    You purchase four videos. The original price of each video is X dollars. You decide to purchase the limited edition versions of the videos for additional cost. Total cost is (4x+20) dollars. What can you conclude about the additional cost of the limited

    posted on October 30, 2019
  3. verbs

    A B D D

    posted on April 6, 2019
  4. Chemistry

    answer for the question above

    posted on October 15, 2018
  5. Physics question

    A. Lenght :4 Height : 3

    posted on October 31, 2017
  6. math

    12ft

    posted on May 24, 2016
  7. life orientation

    Killing someone,forcing a young girl to get married,posting private photos of someone who is naked

    posted on May 1, 2016
  8. math

    Thanks so much steve!

    posted on September 13, 2015
  9. statistics

    Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed with a mean of 210 feet and a standard deviation of 44 feet. Let X = distance in feet for a fly ball.

    posted on March 12, 2015
  10. Math

    Why do I have to post an answer. I don't know the answer that's why I am asking for help.

    posted on January 10, 2014
  11. Math

    Input Output 4 0 5 2 6 4 7 6 12 8 I'm not sure if this is right. I used different rules to get the answer. I need to know if there is a set rule for this kind of problem.

    posted on January 10, 2014
  12. Teacher Aide

    Thank you very much for giving your time to help me!

    posted on March 9, 2013
  13. Teacher Aide

    I don't understand how to do this problem because i don't see a precipitate. If you could show your work on the problem that would be great so i can follow along! Identify the spectator ion(s) in the reaction Zn(OH)2+ H2SO4→ZnSO4+ 2H2O in aqueous

    posted on March 9, 2013
  14. Teacher Aide

    and c

    posted on March 9, 2013
  15. Teacher Aide

    DrBob222, could you please help me with a chemistry question I posted?

    posted on March 9, 2013
  16. accounting

    CMR= Contribution Margin/ Sales Contibution Margin=Sales-Variable Costs Answer= ((1800000-1080000)/1800000)*100%

    posted on February 20, 2012