HA

Newest questions and responses by HA
  1. social studies

    Of the following statements, which accurately describes how foreign lands influenced East Africa? A. Through military conquests, soldiers from India brought Christianity to East Africa. B. Contact through trade resulted in a multicultural mix that

    asked on November 27, 2018
  2. Math

    - 7/9 x 3/5 Answer i got is -27/45 is this correct??

    asked on October 18, 2017
  3. Math

    Ann bought 30 pens for Rs 4.20 each.If she had used this amount of money to buy pencils for 3 for Rs 5,how many pencils could she have bought

    asked on September 4, 2016
  4. chemistry

    What is the specific heat capacity of a metal if it requires 175.0 J to change the temperature of 15.0 g of the metal from 25.00°C to 35.00°C? 1.17 J/g°C 11.7 J/g°C .875 J/g°C 325 J/g°C 17.5 J/g°C

    asked on May 24, 2016
  5. chemistry

    Given reaction 2NH3(g) + 3Cl2(g) → N2(g) + 6HCl(g), you react 5.0 L of NH3 with 5.0 L of Cl2 measured at the same conditions in a closed container. Calculate the ratio of pressures in the container (Pfinal/Pinitial). 0.75 1.00 1.50 1.33 None of these

    asked on May 19, 2016
  6. chemistry

    You have 43.4 g of O2 gas in a container with twice the volume as one with CO2 gas. The pressure and temperature of both containers are the same. Calculate the mass of carbon dioxide gas you have in the container. 0.678 g 2.71 g 29.8 g 59.7 g none of these

    asked on May 17, 2016
  7. chemistry

    The pressure of the earth's atmosphere at sea level is 14.7 lb/in2. What is the pressure when expressed in kg/m2? (2.54 cm = 1 in., 2.205 lb = 1 kg) 2.62×102 kg/m2 5.02×104 kg/m2 4.30×10-3 kg/m2 2.09×10-2 g/m2 1.03×104 kg/m2

    asked on May 15, 2016
  8. chemistry

    The local weather forecaster reports that the current barometric pressure is 29.5 inches of mercury. What is the current pressure in atmospheres? 9.99 atm 3.93 atm 0.986 atm 883 atm 1.00 atm

    asked on May 15, 2016
  9. chemistry

    You have 95.0 mL of a 2.50 M solution of Na2CrO4(aq). You also have 125 mL of a 2.50 M solution of AgNO3(aq). Calculate the concentration of Na+ after the two solutions are mixed together. 1.08 M 0.475 M 5.00 M 0.00 M 2.16 M

    asked on May 13, 2016
  10. pc hyperbola

    4x^2-9y+32x-144y-548=0

    asked on April 15, 2016
  11. chem

    discuss why it necessary to make absorbance measurements at the wavelength of maximum absorbance

    asked on February 6, 2013
  12. biology

    Gastrulation geometrically separates the future ectoderm, from what?

    asked on January 29, 2013
  13. organic chemistry

    I really need help with this question. It is located at the link below. Question #2. I understand the general reaction but I need help with the actual mechanism. Olopatadine is a drug used topically to treat the itching associated with conjuctivitis It is

    asked on January 21, 2013
  14. spanish

    what does, los estudiantes hablar mucho para la clase de ciancias naturales, mean?

    asked on November 29, 2011
  15. writing

    i need to write a presidential order. but i need some topics to write about.

    asked on September 26, 2011
  16. chemistry

    what changes in colour of iron nails and copper sulphate solution do you observe after keeping the iron nails dipped in copper sulphate for about 30 minutes

    asked on June 4, 2011
  17. LITERARY DEVICES

    WHAT DOES "...RAGING FIRES..." MEAN?

    asked on November 5, 2010
  18. earth

    i need a worksheet about " the past atmosphere"

    asked on March 17, 2009
  19. science

    i need a worksheet about " the past atmosphere" any worksheet

    asked on March 17, 2009
  1. World History

    godem

    posted on January 15, 2019
  2. social studies

    I need help finding the answer.

    posted on November 27, 2018
  3. Language Arts

    1. A & C 2. C 3. A & C

    posted on October 12, 2018
  4. math ~dont know all but check some~ pls help!!!

    1. B 2. C 3. B 4. A 5. A 6. C 7. D 8. B 9. C

    posted on May 21, 2018
  5. LA

    smh is right

    posted on February 9, 2018
  6. help

    1.b 2.c

    posted on December 18, 2017
  7. Math

    tf actually. The AOPS or who you actually are you retard or "We will track down your IP address" XD thats f-ing illegal you piece of s@#$.

    posted on November 30, 2017
  8. art pleaase help

    haha thats true girl.lun i'm in connections to

    posted on November 9, 2017
  9. Math

    5^2+6(2^2)+(4^2+3^2)^0.5 =25+6(2^2)+(4^2+3^2)^0.5 =25+(6)(4)+(4^2+3^2)^0.5 =25+24+(4^2+3^2)^0.5 =49+(4^2+3^2)^0.5 =49+(16+3^2)^0.5 =49+(16+9)^0.5 =49+250.5 =49+5 =54

    posted on October 18, 2017
  10. MAth

    124

    posted on October 18, 2017
  11. Math

    The equation you use is: final value = initial value * (rate of depreciation) ^ time 1000 = 15000(x)^10 x = .762765 or 76.2765% value after 7 years is just: 15000(.762765)^7 = 2253.34

    posted on October 18, 2017
  12. Math

    Yes

    posted on October 18, 2017
  13. Health

    MS.Kary Is right

    posted on September 12, 2017
  14. LANGUAGE ARTS

    you you gotta be such a prick

    posted on September 1, 2017
  15. math

    A Low ha

    posted on August 28, 2017
  16. Math

    amy is right

    posted on May 30, 2017
  17. Math I need help ASAP!

    i still don't get it

    posted on May 17, 2017
  18. Math I need help ASAP!

    WHAT

    posted on May 17, 2017
  19. science 1 question!!!

    DAMMMNNN DANIEL! XDD get it....cuz his name is Danny? No? Oh...okay XD

    posted on May 16, 2017
  20. Science

    It's obviously not the real Mrs. Sue lol XDDD

    posted on May 16, 2017
  21. Unit Test! Help! ;[

    damn

    posted on May 11, 2017
  22. Pre Algebra

    Hahahah! Mrs. Sue replied like...a year later XDDD

    posted on May 10, 2017
  23. Chemistry

    399

    posted on April 30, 2017
  24. Math

    Soggy is correct!!!!! If you go to connections.

    posted on April 28, 2017
  25. Science

    number 7 its d 2.87 and 8.chemical 9. solid liquid gas physical.

    posted on April 7, 2017
  26. Language Arts

    thank me later is correct!

    posted on April 5, 2017
  27. Easy Chem 2

    drhrha

    posted on February 26, 2017
  28. science

    Connections Academy whiz is CORRECT 100% Thanks Connections academy whiz

    posted on February 24, 2017
  29. math

    THAT MS.SUE WAS SO RUDE TF

    posted on December 6, 2016
  30. Science

    the answer is a

    posted on September 12, 2016
  31. science

    it is not b it is something else then b.

    posted on September 7, 2016
  32. chemistry

    Dr.Bob, 1.07954M or 1.08M isn't the answer but 2.16M is. so, why is that. You make a mistake there Dr.Bob222. Can you solve the problem again?

    posted on May 13, 2016
  33. chemistry

    mols Na from Na2CrO4 = 0.095 x 2.50 = .2375 mols Na from AgNO3 = 0 total volume = (95 mL + 125 mL)/1000) = .22L (Na) = mols Na/total volume in L. .2375/.22L= 1.07954M

    posted on May 13, 2016
  34. chemistry

    mols Na from Na2CrO4 = 0.095 x 2.50 = .2375 mols Na from AgNO3 = 0 total volume = (95 mL + 125 mL)/1000) = .22L (Na) = mols Na/total volume in L. .2375/.22L= 8.1.07954M

    posted on May 13, 2016
  35. chemistry

    do your own work

    posted on February 28, 2016
  36. Social Studies

    2 is b

    posted on January 19, 2016
  37. P.E

    tanks

    posted on January 4, 2016
  38. statistics

    huhiuh

    posted on December 7, 2015
  39. chemistry

    sike

    posted on October 13, 2015
  40. math

    Sameee thooo

    posted on October 1, 2015
  41. math

    436.02

    posted on April 30, 2015
  42. Chemistry

    51

    posted on November 9, 2014
  43. math

    Mrs.sue this is a site to get our homework done faster so don't tell us we have to do it

    posted on January 29, 2014
  44. chemistry

    c 4

    posted on May 12, 2013
  45. Math

    67674874773897235789346346785547878547547854785785785754546546546546565666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666

    posted on May 10, 2013
  46. physics

    boop on your woop

    posted on April 23, 2013
  47. science

    how do i do that?

    posted on March 17, 2009