Posts by josie

Total # Posts: 127

  1. 11th grade math

    what is the perimeter of the smaller triangle
  2. english

    can you answer this one into correct dangling modifier.Having wrapped up the package carefully it should be tied.
  3. Physics

    A 0.400 kg block of wood hangs from the ceiling by a string, and a 0.0700 kg wad of putty is thrown straight upward, striking the bottom of the block with a speed of 5.80 m/s. The wad of putty sticks to the block. Is the mechanical energy of this system conserved? yes or no (b...
  4. chemistry

    if you have 5 moles of conjugate acid, 2 moles of base, and 2 moles of acid. What is the dissociation constant for his reaction and the temperature is 30 degree celcius?
  5. science

    I am doing a case study on MMR and MMR/Autism. The question I have been given is 'Does MMR cause autism?" Please can you suggest any websites etc. I need to find at least 5 sources to show for and against. Many thanks.
  6. Precalculus(NEED HELP ASAP PLEASE!!)

    If sin t=-1/4, find sin t + 6pi
  7. law

    what are laws
  8. law

    what are laws
  9. chemistry

    The vapor pressure of dichloromethane, , at 0 is 134 . The normal boiling point of dichloromethane is 40. . Calculate its molar heat of vaporization
  10. home economics

    explain the term energy balance
  11. English

    How do you change the sentence "Muscle relaxation can help you." to a question?
  12. social studies

    It growing at a rate of 1.3% representing a double time in 54 years.
  13. Algebra

    I need help solving these three problems. 1/4(7 + 3g) + -g/8 Twice the greater of two consecutive odd integers is 13 less than three times the lesser number. Find the integers. About 4.9 million households had one brand of personal computers in 2001. The use of these computers...
  14. Science

    What happens to the volume of a gas inside a piston if the termperatue does not change but the pressure is reduced?
  15. Science

    I have two questions. 1. Describe what would happen if you rubbed a mineral with a Mohrs hardness value of 7 against a mineral with a value of 5? 2. Which mineral identification test would be easy for a person to perform at home. Which would be difficult. Thanks
  16. Science

    Oops about the dollar sign - thanks!
  17. Science

    How many gigameters are in $1,000,000,000,000 micrometers?
  18. 4th grade

    why did californios trade with people from other countries during the Mexican war for independence even though it was against the law?
  19. Science

  20. english

    when the legends die by hal borland when tom reflects that he succeeded in killing the past, what does he mean? why did he need to kill it, and how did he? please please help me .
  21. American Literature

    What is the tone in The Legend of Sleepy Hollow?
  22. Math

    A tunne with ears
  23. algebra

    1. How to find the numbers, if there are any, at which f has a realtive minimum. What is the realive minima? The graph that I have looks like W, it has point at -1 on the x axis, 1 on the y axis, and 1 on the x axis. Choices that I have: a. f has a relative minimum at x=0; the...
  24. math check please

    20 is what percent of 210%
  25. Algebra

    Write an equation for the translation so the graph has the given vertex. 1. y=-|x| vertex (-5,0) 2. y=2|x| vertex (-4,3) 3. y=-|x| vertex (p,q) I really have no idea how to even begin these, but I do know the answer to # 2 is y=2|x|+11 and #3 is y=-|x-p|+q Thanks in advance. ...
  26. Physics

    Note: I am in Algebra-based Physics Two 35.0 N weights are suspended at opposite ends of a rope that passes over a light, frictionless pulley. The pulley is attached to a chain that is fastened to the ceiling. Start solving this problem by making a free-body diagram of each ...
  27. Physics

    Note: I am in Alegebra-based Physics. You have landed on an unknown planet, Newtonia, and want to know what objects will weigh there. You find that when a certain tool is pushed on a frictionless horizontal surface by a 12.2 N force, it moves 16.3 m in the first 2.30 s, ...
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